./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI --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 586e2c87093d9cb3f870b8341d8eab6b70b165e3f162b5ed0d4d08ed0a9ba515 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 02:12:34,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:12:34,743 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:12:34,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:12:34,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:12:34,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:12:34,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:12:34,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:12:34,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:12:34,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:12:34,819 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:12:34,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:12:34,822 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:12:34,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:12:34,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:12:34,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:12:34,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:12:34,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:12:34,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:12:34,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:12:34,845 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:12:34,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:12:34,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:12:34,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:12:34,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:12:34,862 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:12:34,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:12:34,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:12:34,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:12:34,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:12:34,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:12:34,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:12:34,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:12:34,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:12:34,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:12:34,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:12:34,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:12:34,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:12:34,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:12:34,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:12:34,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:12:34,879 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-03 02:12:34,939 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:12:34,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:12:34,940 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:12:34,941 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:12:34,942 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:12:34,942 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:12:34,943 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:12:34,943 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:12:34,943 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:12:34,944 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:12:34,945 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:12:34,945 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:12:34,946 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:12:34,946 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:12:34,958 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:12:34,959 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:12:34,959 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:12:34,959 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:12:34,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:12:34,961 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 02:12:34,961 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:12:34,961 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 02:12:34,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:12:34,962 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:12:34,962 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:12:34,962 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:12:34,962 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 02:12:34,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:12:34,963 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:12:34,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:12:34,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:12:34,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:12:34,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:12:34,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:12:34,965 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:12:34,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:12:34,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:12:34,966 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:12:34,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:12:34,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:12:34,967 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:12:34,967 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_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 586e2c87093d9cb3f870b8341d8eab6b70b165e3f162b5ed0d4d08ed0a9ba515 [2022-11-03 02:12:35,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:12:35,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:12:35,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:12:35,401 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:12:35,402 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:12:35,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2022-11-03 02:12:35,486 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/data/bb779d0c4/2e16e76aa65a487d84089c554c8febd0/FLAG2f6ac7f88 [2022-11-03 02:12:36,032 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:12:36,032 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c [2022-11-03 02:12:36,050 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/data/bb779d0c4/2e16e76aa65a487d84089c554c8febd0/FLAG2f6ac7f88 [2022-11-03 02:12:36,325 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/data/bb779d0c4/2e16e76aa65a487d84089c554c8febd0 [2022-11-03 02:12:36,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:12:36,330 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:12:36,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:12:36,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:12:36,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:12:36,341 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:36,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d41788c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36, skipping insertion in model container [2022-11-03 02:12:36,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:36,351 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:12:36,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:12:36,612 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1605,1618] [2022-11-03 02:12:36,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:12:36,852 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:12:36,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/sv-benchmarks/c/product-lines/minepump_spec4_product25.cil.c[1605,1618] [2022-11-03 02:12:36,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:12:36,976 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:12:36,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36 WrapperNode [2022-11-03 02:12:36,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:12:36,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:12:36,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:12:36,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:12:36,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,055 INFO L138 Inliner]: procedures = 53, calls = 151, calls flagged for inlining = 23, calls inlined = 17, statements flattened = 219 [2022-11-03 02:12:37,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:12:37,057 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:12:37,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:12:37,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:12:37,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,086 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:12:37,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:12:37,092 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:12:37,092 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:12:37,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (1/1) ... [2022-11-03 02:12:37,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:12:37,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:12:37,176 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:12:37,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:12:37,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:12:37,247 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-03 02:12:37,247 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-03 02:12:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-03 02:12:37,248 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-03 02:12:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-03 02:12:37,248 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-03 02:12:37,248 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-03 02:12:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-03 02:12:37,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:12:37,249 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-03 02:12:37,249 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-03 02:12:37,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:12:37,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:12:37,394 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:12:37,399 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:12:37,863 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:12:38,013 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:12:38,013 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-03 02:12:38,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:12:38 BoogieIcfgContainer [2022-11-03 02:12:38,016 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:12:38,021 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:12:38,021 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:12:38,025 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:12:38,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:12:36" (1/3) ... [2022-11-03 02:12:38,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7741329b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:12:38, skipping insertion in model container [2022-11-03 02:12:38,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:12:36" (2/3) ... [2022-11-03 02:12:38,027 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7741329b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:12:38, skipping insertion in model container [2022-11-03 02:12:38,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:12:38" (3/3) ... [2022-11-03 02:12:38,029 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2022-11-03 02:12:38,052 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:12:38,052 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:12:38,123 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:12:38,137 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;@2ed0d0dc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:12:38,137 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:12:38,146 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 29 states have (on average 1.4482758620689655) internal successors, (42), 35 states have internal predecessors, (42), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2022-11-03 02:12:38,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-03 02:12:38,156 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:38,157 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:12:38,158 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:38,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:38,167 INFO L85 PathProgramCache]: Analyzing trace with hash -721645851, now seen corresponding path program 1 times [2022-11-03 02:12:38,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:38,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785957016] [2022-11-03 02:12:38,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:38,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:38,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:12:38,507 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:38,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785957016] [2022-11-03 02:12:38,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785957016] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:38,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:12:38,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 02:12:38,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557996687] [2022-11-03 02:12:38,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:38,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 02:12:38,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:38,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 02:12:38,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 02:12:38,572 INFO L87 Difference]: Start difference. First operand has 44 states, 29 states have (on average 1.4482758620689655) internal successors, (42), 35 states have internal predecessors, (42), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:38,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:38,692 INFO L93 Difference]: Finished difference Result 86 states and 117 transitions. [2022-11-03 02:12:38,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 02:12:38,697 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-11-03 02:12:38,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:38,714 INFO L225 Difference]: With dead ends: 86 [2022-11-03 02:12:38,715 INFO L226 Difference]: Without dead ends: 39 [2022-11-03 02:12:38,720 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 [2022-11-03 02:12:38,725 INFO L413 NwaCegarLoop]: 40 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:38,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 40 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 02:12:38,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-03 02:12:38,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2022-11-03 02:12:38,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 31 states have internal predecessors, (34), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 02:12:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2022-11-03 02:12:38,809 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 49 transitions. Word has length 12 [2022-11-03 02:12:38,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:38,810 INFO L495 AbstractCegarLoop]: Abstraction has 39 states and 49 transitions. [2022-11-03 02:12:38,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:38,811 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-11-03 02:12:38,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-03 02:12:38,814 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:38,814 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:12:38,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:12:38,815 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:38,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:38,817 INFO L85 PathProgramCache]: Analyzing trace with hash 973603622, now seen corresponding path program 1 times [2022-11-03 02:12:38,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:38,818 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275547959] [2022-11-03 02:12:38,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:38,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:38,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:39,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:12:39,017 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:39,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275547959] [2022-11-03 02:12:39,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275547959] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:39,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:12:39,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:12:39,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088383081] [2022-11-03 02:12:39,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:39,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:12:39,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:39,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:12:39,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:12:39,046 INFO L87 Difference]: Start difference. First operand 39 states and 49 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:39,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:39,136 INFO L93 Difference]: Finished difference Result 55 states and 69 transitions. [2022-11-03 02:12:39,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:12:39,139 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-03 02:12:39,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:39,146 INFO L225 Difference]: With dead ends: 55 [2022-11-03 02:12:39,146 INFO L226 Difference]: Without dead ends: 31 [2022-11-03 02:12:39,152 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 [2022-11-03 02:12:39,154 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 7 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:39,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 43 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 02:12:39,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-11-03 02:12:39,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2022-11-03 02:12:39,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 26 states have internal predecessors, (28), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-03 02:12:39,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 38 transitions. [2022-11-03 02:12:39,175 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 38 transitions. Word has length 13 [2022-11-03 02:12:39,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:39,176 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 38 transitions. [2022-11-03 02:12:39,176 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:39,176 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-03 02:12:39,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-03 02:12:39,177 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:39,177 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:12:39,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 02:12:39,178 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:39,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:39,179 INFO L85 PathProgramCache]: Analyzing trace with hash 79528374, now seen corresponding path program 1 times [2022-11-03 02:12:39,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:39,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458464195] [2022-11-03 02:12:39,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:39,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:39,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:12:39,311 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:39,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458464195] [2022-11-03 02:12:39,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458464195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:39,313 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:12:39,314 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 02:12:39,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483172302] [2022-11-03 02:12:39,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:39,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:12:39,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:39,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:12:39,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:12:39,316 INFO L87 Difference]: Start difference. First operand 31 states and 38 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:39,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:39,359 INFO L93 Difference]: Finished difference Result 60 states and 75 transitions. [2022-11-03 02:12:39,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:12:39,359 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-11-03 02:12:39,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:39,360 INFO L225 Difference]: With dead ends: 60 [2022-11-03 02:12:39,360 INFO L226 Difference]: Without dead ends: 31 [2022-11-03 02:12:39,361 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:12:39,362 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 27 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:39,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 24 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-03 02:12:39,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2022-11-03 02:12:39,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2022-11-03 02:12:39,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 21 states have (on average 1.2857142857142858) internal successors, (27), 26 states have internal predecessors, (27), 5 states have call successors, (5), 4 states have call predecessors, (5), 4 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-03 02:12:39,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 37 transitions. [2022-11-03 02:12:39,370 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 37 transitions. Word has length 15 [2022-11-03 02:12:39,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:39,371 INFO L495 AbstractCegarLoop]: Abstraction has 31 states and 37 transitions. [2022-11-03 02:12:39,371 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 2 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:39,371 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2022-11-03 02:12:39,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-03 02:12:39,372 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:39,372 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:12:39,372 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-03 02:12:39,373 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:39,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:39,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1089783292, now seen corresponding path program 1 times [2022-11-03 02:12:39,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:39,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067865784] [2022-11-03 02:12:39,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:39,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:12:39,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:39,473 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067865784] [2022-11-03 02:12:39,473 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067865784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:39,474 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:12:39,474 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 02:12:39,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590074073] [2022-11-03 02:12:39,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:39,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:12:39,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:39,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:12:39,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:12:39,476 INFO L87 Difference]: Start difference. First operand 31 states and 37 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:39,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:39,527 INFO L93 Difference]: Finished difference Result 58 states and 69 transitions. [2022-11-03 02:12:39,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:12:39,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-11-03 02:12:39,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:39,532 INFO L225 Difference]: With dead ends: 58 [2022-11-03 02:12:39,533 INFO L226 Difference]: Without dead ends: 29 [2022-11-03 02:12:39,533 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 [2022-11-03 02:12:39,538 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 21 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:39,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 21 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-03 02:12:39,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-11-03 02:12:39,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2022-11-03 02:12:39,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 20 states have (on average 1.2) internal successors, (24), 23 states have internal predecessors, (24), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-03 02:12:39,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 32 transitions. [2022-11-03 02:12:39,546 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 32 transitions. Word has length 18 [2022-11-03 02:12:39,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:39,546 INFO L495 AbstractCegarLoop]: Abstraction has 29 states and 32 transitions. [2022-11-03 02:12:39,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:12:39,547 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2022-11-03 02:12:39,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-03 02:12:39,547 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:39,548 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] [2022-11-03 02:12:39,548 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-03 02:12:39,548 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:39,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:39,549 INFO L85 PathProgramCache]: Analyzing trace with hash 343425254, now seen corresponding path program 1 times [2022-11-03 02:12:39,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:39,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523698215] [2022-11-03 02:12:39,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:39,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:39,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:12:39,726 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:39,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523698215] [2022-11-03 02:12:39,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523698215] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:39,727 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:12:39,727 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:12:39,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633194708] [2022-11-03 02:12:39,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:39,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:12:39,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:39,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:12:39,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:12:39,728 INFO L87 Difference]: Start difference. First operand 29 states and 32 transitions. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 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) [2022-11-03 02:12:39,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:39,838 INFO L93 Difference]: Finished difference Result 81 states and 92 transitions. [2022-11-03 02:12:39,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:12:39,839 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 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 20 [2022-11-03 02:12:39,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:39,840 INFO L225 Difference]: With dead ends: 81 [2022-11-03 02:12:39,840 INFO L226 Difference]: Without dead ends: 54 [2022-11-03 02:12:39,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:12:39,842 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 44 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:39,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 90 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 02:12:39,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2022-11-03 02:12:39,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 50. [2022-11-03 02:12:39,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 35 states have (on average 1.1714285714285715) internal successors, (41), 39 states have internal predecessors, (41), 7 states have call successors, (7), 7 states have call predecessors, (7), 7 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 02:12:39,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 55 transitions. [2022-11-03 02:12:39,875 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 55 transitions. Word has length 20 [2022-11-03 02:12:39,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:39,876 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 55 transitions. [2022-11-03 02:12:39,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 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) [2022-11-03 02:12:39,877 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 55 transitions. [2022-11-03 02:12:39,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-03 02:12:39,879 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:39,879 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, 1] [2022-11-03 02:12:39,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-03 02:12:39,880 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:39,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:39,880 INFO L85 PathProgramCache]: Analyzing trace with hash -518560837, now seen corresponding path program 1 times [2022-11-03 02:12:39,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:39,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958572541] [2022-11-03 02:12:39,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:39,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:40,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:12:40,221 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:40,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958572541] [2022-11-03 02:12:40,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958572541] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:12:40,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:12:40,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-03 02:12:40,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925603845] [2022-11-03 02:12:40,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:12:40,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-03 02:12:40,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:12:40,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-03 02:12:40,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:12:40,223 INFO L87 Difference]: Start difference. First operand 50 states and 55 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-03 02:12:40,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:12:40,405 INFO L93 Difference]: Finished difference Result 105 states and 118 transitions. [2022-11-03 02:12:40,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 02:12:40,406 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2022-11-03 02:12:40,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:12:40,407 INFO L225 Difference]: With dead ends: 105 [2022-11-03 02:12:40,408 INFO L226 Difference]: Without dead ends: 78 [2022-11-03 02:12:40,408 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2022-11-03 02:12:40,409 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 91 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:12:40,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 82 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 02:12:40,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-11-03 02:12:40,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 74. [2022-11-03 02:12:40,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 51 states have (on average 1.1568627450980393) internal successors, (59), 57 states have internal predecessors, (59), 11 states have call successors, (11), 11 states have call predecessors, (11), 11 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-03 02:12:40,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 81 transitions. [2022-11-03 02:12:40,426 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 81 transitions. Word has length 23 [2022-11-03 02:12:40,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:12:40,427 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 81 transitions. [2022-11-03 02:12:40,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-03 02:12:40,427 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 81 transitions. [2022-11-03 02:12:40,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-03 02:12:40,429 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:12:40,429 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 02:12:40,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-03 02:12:40,429 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:12:40,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:12:40,430 INFO L85 PathProgramCache]: Analyzing trace with hash -208772205, now seen corresponding path program 1 times [2022-11-03 02:12:40,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:12:40,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330684619] [2022-11-03 02:12:40,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:40,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:12:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:41,205 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:12:41,205 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:12:41,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330684619] [2022-11-03 02:12:41,205 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330684619] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:12:41,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660642935] [2022-11-03 02:12:41,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:12:41,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:12:41,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:12:41,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:12:41,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:12:41,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:12:41,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-03 02:12:41,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:12:42,030 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:12:42,031 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:12:42,742 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:12:42,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660642935] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:12:42,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1313086701] [2022-11-03 02:12:42,771 INFO L159 IcfgInterpreter]: Started Sifa with 26 locations of interest [2022-11-03 02:12:42,771 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:12:42,775 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:12:42,782 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:12:42,782 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:12:53,579 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 50 for LOIs [2022-11-03 02:12:53,592 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 295 for LOIs [2022-11-03 02:12:54,398 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__base with input of size 290 for LOIs [2022-11-03 02:12:54,440 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:13:12,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1313086701] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:13:12,222 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 02:13:12,222 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [15, 13, 15] total 51 [2022-11-03 02:13:12,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716899415] [2022-11-03 02:13:12,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:13:12,223 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-03 02:13:12,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:13:12,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-03 02:13:12,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=423, Invalid=2127, Unknown=0, NotChecked=0, Total=2550 [2022-11-03 02:13:12,226 INFO L87 Difference]: Start difference. First operand 74 states and 81 transitions. Second operand has 17 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-03 02:13:36,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:13:36,790 INFO L93 Difference]: Finished difference Result 161 states and 185 transitions. [2022-11-03 02:13:36,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-03 02:13:36,791 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 44 [2022-11-03 02:13:36,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:13:36,793 INFO L225 Difference]: With dead ends: 161 [2022-11-03 02:13:36,794 INFO L226 Difference]: Without dead ends: 159 [2022-11-03 02:13:36,796 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 88 SyntacticMatches, 10 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2094 ImplicationChecksByTransitivity, 41.4s TimeCoverageRelationStatistics Valid=602, Invalid=3304, Unknown=0, NotChecked=0, Total=3906 [2022-11-03 02:13:36,797 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 76 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:13:36,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 156 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-11-03 02:13:36,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-03 02:13:36,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 135. [2022-11-03 02:13:36,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 96 states have (on average 1.15625) internal successors, (111), 104 states have internal predecessors, (111), 19 states have call successors, (19), 19 states have call predecessors, (19), 19 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2022-11-03 02:13:36,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 149 transitions. [2022-11-03 02:13:36,951 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 149 transitions. Word has length 44 [2022-11-03 02:13:36,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:13:36,957 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 149 transitions. [2022-11-03 02:13:36,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-03 02:13:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 149 transitions. [2022-11-03 02:13:36,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-03 02:13:36,959 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:13:36,959 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-03 02:13:36,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:13:37,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2022-11-03 02:13:37,166 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:13:37,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:13:37,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1393344457, now seen corresponding path program 1 times [2022-11-03 02:13:37,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:13:37,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144169825] [2022-11-03 02:13:37,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:13:37,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:13:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:13:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:13:37,815 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:13:37,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144169825] [2022-11-03 02:13:37,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144169825] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 02:13:37,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [550265781] [2022-11-03 02:13:37,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:13:37,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:13:37,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:13:37,817 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:13:37,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:13:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:13:37,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-03 02:13:37,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:13:38,332 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:13:38,332 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:13:39,000 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-03 02:13:39,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [550265781] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:13:39,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2004450268] [2022-11-03 02:13:39,004 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2022-11-03 02:13:39,004 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:13:39,005 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:13:39,005 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:13:39,005 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:13:42,013 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 30 for LOIs [2022-11-03 02:13:42,018 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 27 for LOIs [2022-11-03 02:13:42,066 INFO L197 IcfgInterpreter]: Interpreting procedure changeMethaneLevel with input of size 42 for LOIs [2022-11-03 02:13:42,071 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__base with input of size 22 for LOIs [2022-11-03 02:13:42,074 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-03 02:13:46,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [2004450268] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:13:46,386 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 02:13:46,386 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [15, 13, 15] total 53 [2022-11-03 02:13:46,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921349233] [2022-11-03 02:13:46,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:13:46,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-03 02:13:46,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:13:46,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-03 02:13:46,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=2321, Unknown=0, NotChecked=0, Total=2756 [2022-11-03 02:13:46,389 INFO L87 Difference]: Start difference. First operand 135 states and 149 transitions. Second operand has 19 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 15 states have internal predecessors, (22), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-03 02:14:04,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:14:04,911 INFO L93 Difference]: Finished difference Result 210 states and 255 transitions. [2022-11-03 02:14:04,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-03 02:14:04,912 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 15 states have internal predecessors, (22), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 47 [2022-11-03 02:14:04,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:14:04,913 INFO L225 Difference]: With dead ends: 210 [2022-11-03 02:14:04,914 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 02:14:04,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 93 SyntacticMatches, 12 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2539 ImplicationChecksByTransitivity, 21.8s TimeCoverageRelationStatistics Valid=873, Invalid=4529, Unknown=0, NotChecked=0, Total=5402 [2022-11-03 02:14:04,924 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 82 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 747 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:14:04,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 102 Invalid, 836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 747 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-03 02:14:04,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 02:14:04,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 02:14:04,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:14:04,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 02:14:04,926 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 47 [2022-11-03 02:14:04,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:14:04,926 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 02:14:04,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 15 states have internal predecessors, (22), 4 states have call successors, (4), 4 states have call predecessors, (4), 4 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-03 02:14:04,927 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 02:14:04,927 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 02:14:04,930 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 02:14:04,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 02:14:05,142 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:14:05,144 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 02:14:35,973 WARN L234 SmtUtils]: Spent 5.18s on a formula simplification. DAG size of input: 363 DAG size of output: 334 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-03 02:14:35,979 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 164 170) no Hoare annotation was computed. [2022-11-03 02:14:35,979 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 164 170) the Hoare annotation is: true [2022-11-03 02:14:35,980 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 398 409) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (= ~head~0.offset 0)) (not (<= ~waterLevel~0 2147483647)) (not (= |#NULL.base| 0)) (not (<= 0 (+ ~waterLevel~0 2147483648))) (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= 0 |#StackHeapBarrier|)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,980 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 398 409) no Hoare annotation was computed. [2022-11-03 02:14:35,980 INFO L899 garLoopResultBuilder]: For program point L834-1(line 834) no Hoare annotation was computed. [2022-11-03 02:14:35,980 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 828 857) no Hoare annotation was computed. [2022-11-03 02:14:35,981 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 828 857) the Hoare annotation is: true [2022-11-03 02:14:35,981 INFO L902 garLoopResultBuilder]: At program point L853(lines 828 857) the Hoare annotation is: true [2022-11-03 02:14:35,981 INFO L899 garLoopResultBuilder]: For program point L849(line 849) no Hoare annotation was computed. [2022-11-03 02:14:35,981 INFO L899 garLoopResultBuilder]: For program point L842(lines 842 846) no Hoare annotation was computed. [2022-11-03 02:14:35,981 INFO L902 garLoopResultBuilder]: At program point L842-1(lines 842 846) the Hoare annotation is: true [2022-11-03 02:14:35,981 INFO L902 garLoopResultBuilder]: At program point L838-2(lines 838 852) the Hoare annotation is: true [2022-11-03 02:14:35,982 INFO L902 garLoopResultBuilder]: At program point L834(line 834) the Hoare annotation is: true [2022-11-03 02:14:35,982 INFO L895 garLoopResultBuilder]: At program point L151-1(lines 151 157) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,983 INFO L895 garLoopResultBuilder]: At program point L180(lines 180 188) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,983 INFO L895 garLoopResultBuilder]: At program point L176(lines 176 193) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,983 INFO L899 garLoopResultBuilder]: For program point L358(lines 358 364) no Hoare annotation was computed. [2022-11-03 02:14:35,983 INFO L895 garLoopResultBuilder]: At program point L354(lines 354 367) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (and (= ~pumpRunning~0 0) (= |timeShift_getWaterLevel_~retValue_acc~6#1| |timeShift_getWaterLevel_#res#1|) (= |timeShift___utac_acc__Specification4_spec__1_~tmp~4#1| |timeShift_getWaterLevel_#res#1|) (= |old(~waterLevel~0)| ~waterLevel~0) (= |timeShift_getWaterLevel_~retValue_acc~6#1| ~waterLevel~0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,984 INFO L895 garLoopResultBuilder]: At program point L354-1(lines 346 370) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (= |timeShift_getWaterLevel_~retValue_acc~6#1| |timeShift_getWaterLevel_#res#1|)) (.cse3 (= |timeShift___utac_acc__Specification4_spec__1_~tmp~4#1| |timeShift_getWaterLevel_#res#1|)) (.cse0 (= 1 ~systemActive~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= |timeShift_getWaterLevel_~retValue_acc~6#1| ~waterLevel~0))) (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (not .cse0) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (and .cse1 .cse2 .cse3 (not (= |timeShift___utac_acc__Specification4_spec__1_~tmp~4#1| 0)) .cse0 .cse4 .cse5) (and .cse1 .cse2 (= ~pumpRunning~0 |timeShift_isPumpRunning_~retValue_acc~1#1|) .cse3 (= |timeShift_isPumpRunning_#res#1| |timeShift___utac_acc__Specification4_spec__1_~tmp___0~2#1|) .cse0 (= |timeShift_isPumpRunning_#res#1| |timeShift_isPumpRunning_~retValue_acc~1#1|) .cse4 .cse5) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4)))) [2022-11-03 02:14:35,984 INFO L899 garLoopResultBuilder]: For program point L144-1(lines 143 162) no Hoare annotation was computed. [2022-11-03 02:14:35,985 INFO L895 garLoopResultBuilder]: At program point L186(line 186) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,985 INFO L895 garLoopResultBuilder]: At program point L54(line 54) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,985 INFO L895 garLoopResultBuilder]: At program point L191(line 191) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,986 INFO L895 garLoopResultBuilder]: At program point L191-1(lines 172 196) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,986 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 140 163) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= |#NULL.offset| 0)) (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:35,986 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 140 163) no Hoare annotation was computed. [2022-11-03 02:14:35,987 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2022-11-03 02:14:35,987 INFO L899 garLoopResultBuilder]: For program point L93(lines 93 99) no Hoare annotation was computed. [2022-11-03 02:14:35,987 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 93 99) no Hoare annotation was computed. [2022-11-03 02:14:35,987 INFO L902 garLoopResultBuilder]: At program point L122(lines 63 126) the Hoare annotation is: true [2022-11-03 02:14:35,989 INFO L895 garLoopResultBuilder]: At program point L85(line 85) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (<= |ULTIMATE.start_main_~tmp~8#1| 1)) (.cse2 (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| 1)) (.cse3 (= ~head~0.offset 0)) (.cse4 (not (= |ULTIMATE.start_test_~tmp~0#1| 0))) (.cse5 (= 1 ~systemActive~0)) (.cse6 (<= 0 (+ |ULTIMATE.start_test_~tmp~0#1| 2147483648))) (.cse7 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse8 (= ~head~0.base 0)) (.cse9 (<= 1 |ULTIMATE.start_main_~tmp~8#1|)) (.cse10 (= |#NULL.offset| 0)) (.cse11 (<= |ULTIMATE.start_test_~tmp~0#1| 2147483647)) (.cse12 (= ~cleanupTimeShifts~0 4)) (.cse13 (= |#NULL.base| 0))) (or (and (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647) (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse0 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648)) .cse1 .cse2 .cse3 .cse4 .cse5 (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) .cse6 .cse7 (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) .cse8 .cse9 .cse10 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (or (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0)) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)))) .cse11 (<= 0 |#StackHeapBarrier|) .cse12 .cse13) (let ((.cse16 (select |#memory_int| 11)) (.cse22 (select |#memory_int| 8)) (.cse23 (select |#memory_int| 16)) (.cse18 (select |#memory_int| 9)) (.cse14 (select |#memory_int| 14)) (.cse19 (select |#memory_int| 7)) (.cse15 (select |#memory_int| 6)) (.cse20 (select |#memory_int| 13)) (.cse24 (select |#memory_int| 1)) (.cse25 (select |#memory_int| 15)) (.cse17 (select |#memory_int| 10)) (.cse21 (select |#memory_int| 5))) (and (= (select .cse14 3) 84) (= (select .cse15 2) 102) (= (select .cse16 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse17 1)) (= (select |#length| 3) 12) (= (select .cse18 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse19 4)) (= (select .cse15 0) 79) (= 3 (select |#length| 10)) .cse0 (= (select |#valid| 26) 1) (= (select .cse19 1) 80) (= 58 (select .cse20 5)) (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse19 2)) (= (select .cse21 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse22 1)) (= (select .cse15 1) 102) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse19 5)) (= (select .cse22 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse23 0)) (= 44 (select .cse19 0)) (= (select |#length| 24) 9) .cse1 .cse2 (= 31 (select |#length| 2)) .cse3 (= 44 (select .cse20 0)) .cse4 (= (select .cse16 0) 10) (= (select .cse14 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) (= 73 (select .cse14 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse20 1)) (= 2 (select |#length| 11)) .cse5 (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse18 3) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) .cse6 (= (select .cse14 1) 82) .cse7 (= (select |#valid| 4) 1) (= (select .cse18 1) 102) (= (select .cse22 2) 0) (= (select .cse23 1) 0) (= 101 (select .cse20 2)) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse19 6) 0) (= (select .cse18 2) 102) (= (select |#valid| 20) 1) (= (select .cse21 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse20 4)) (= (select |#length| 21) 9) (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 14) 1) (= 116 (select .cse20 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) .cse8 .cse9 (= (select |#valid| 2) 1) .cse10 (= (select .cse14 0) 67) (= ~waterLevel~0 1) (= (select .cse17 2) 0) (= (select |#length| 27) 9) (= (select .cse24 0) 48) (= (select |#valid| 23) 1) (= (select |#valid| 19) 1) (= (select .cse25 1) 75) (= 109 (select .cse19 3)) (= (select .cse15 3) 0) (= 0 (select .cse20 6)) (= (select |#valid| 16) 1) (= (select .cse25 2) 0) (= (select |#valid| 6) 1) (= (select .cse24 1) 0) (= (select .cse25 0) 79) (= (select .cse17 0) 41) .cse11 (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse21 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse12 .cse13)))) [2022-11-03 02:14:35,990 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-03 02:14:35,990 INFO L895 garLoopResultBuilder]: At program point L119(lines 72 120) the Hoare annotation is: false [2022-11-03 02:14:35,990 INFO L899 garLoopResultBuilder]: For program point L74(lines 73 118) no Hoare annotation was computed. [2022-11-03 02:14:35,990 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 02:14:35,992 INFO L895 garLoopResultBuilder]: At program point L95(line 95) the Hoare annotation is: (let ((.cse0 (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647)) (.cse1 (<= 1 |ULTIMATE.start_valid_product_#res#1|)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648))) (.cse4 (not (= |ULTIMATE.start_test_~tmp___0~0#1| 0))) (.cse5 (<= |ULTIMATE.start_main_~tmp~8#1| 1)) (.cse6 (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| 1)) (.cse7 (= ~head~0.offset 0)) (.cse8 (= 1 ~systemActive~0)) (.cse9 (<= |ULTIMATE.start_valid_product_#res#1| 1)) (.cse10 (<= 0 (+ ~waterLevel~0 2147483648))) (.cse11 (<= 0 (+ |ULTIMATE.start_test_~tmp~0#1| 2147483648))) (.cse12 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse13 (<= 0 ~methaneLevelCritical~0)) (.cse14 (<= ~waterLevel~0 2147483647)) (.cse15 (= ~head~0.base 0)) (.cse16 (<= 1 |ULTIMATE.start_main_~tmp~8#1|)) (.cse17 (= |#NULL.offset| 0)) (.cse18 (<= |ULTIMATE.start_test_~tmp~0#1| 2147483647)) (.cse19 (<= 0 |#StackHeapBarrier|)) (.cse20 (= ~cleanupTimeShifts~0 4)) (.cse21 (= |#NULL.base| 0))) (or (and .cse0 .cse1 (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (or (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0)) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)))) .cse18 .cse19 .cse20 .cse21) (let ((.cse24 (select |#memory_int| 11)) (.cse30 (select |#memory_int| 8)) (.cse31 (select |#memory_int| 16)) (.cse26 (select |#memory_int| 9)) (.cse22 (select |#memory_int| 14)) (.cse27 (select |#memory_int| 7)) (.cse23 (select |#memory_int| 6)) (.cse28 (select |#memory_int| 13)) (.cse32 (select |#memory_int| 1)) (.cse33 (select |#memory_int| 15)) (.cse25 (select |#memory_int| 10)) (.cse29 (select |#memory_int| 5))) (and (= (select .cse22 3) 84) (= (select .cse23 2) 102) .cse0 (= (select .cse24 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse25 1)) (= (select |#length| 3) 12) (= (select .cse26 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse27 4)) (= (select .cse23 0) 79) (= 3 (select |#length| 10)) .cse2 (= (select |#valid| 26) 1) (= (select .cse27 1) 80) (= 58 (select .cse28 5)) .cse3 (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse27 2)) .cse4 (= (select .cse29 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse30 1)) (= (select .cse23 1) 102) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse27 5)) (= (select .cse30 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse31 0)) (= 44 (select .cse27 0)) (= (select |#length| 24) 9) .cse5 .cse6 (= 31 (select |#length| 2)) .cse7 (= 44 (select .cse28 0)) (= (select .cse24 0) 10) (= (select .cse22 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) (= 73 (select .cse22 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse28 1)) (= 2 (select |#length| 11)) (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse26 3) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) .cse11 (= (select .cse22 1) 82) .cse12 (= (select |#valid| 4) 1) (= (select .cse26 1) 102) (= (select .cse30 2) 0) (= (select .cse31 1) 0) (= 101 (select .cse28 2)) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse27 6) 0) (= (select .cse26 2) 102) (= (select |#valid| 20) 1) (= (select .cse29 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse28 4)) (= (select |#length| 21) 9) (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 14) 1) (= 116 (select .cse28 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) .cse15 .cse16 (= (select |#valid| 2) 1) .cse17 (= (select .cse22 0) 67) (= ~waterLevel~0 1) (= (select .cse25 2) 0) (= (select |#length| 27) 9) (= (select .cse32 0) 48) (= (select |#valid| 23) 1) (= ~waterLevel~0 ~systemActive~0) (= (select |#valid| 19) 1) (= (select .cse33 1) 75) (= 109 (select .cse27 3)) (= (select .cse23 3) 0) (= 0 (select .cse28 6)) (= (select |#valid| 16) 1) (= (select .cse33 2) 0) (= (select |#valid| 6) 1) (= (select .cse32 1) 0) (= (select .cse33 0) 79) (= (select .cse25 0) 41) .cse18 (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse29 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse20 .cse21)) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= ~waterLevel~0 0)) .cse7 (not (= |ULTIMATE.start_test_~tmp~0#1| 0)) .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21))) [2022-11-03 02:14:35,995 INFO L895 garLoopResultBuilder]: At program point L116(lines 73 118) the Hoare annotation is: (let ((.cse6 (= ~pumpRunning~0 0)) (.cse11 (<= |ULTIMATE.start_main_~tmp~8#1| 1)) (.cse12 (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| 1)) (.cse13 (= ~head~0.offset 0)) (.cse14 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse15 (= ~head~0.base 0)) (.cse16 (<= 1 |ULTIMATE.start_main_~tmp~8#1|)) (.cse17 (= |#NULL.offset| 0)) (.cse20 (= ~cleanupTimeShifts~0 4)) (.cse21 (= |#NULL.base| 0))) (or (let ((.cse2 (select |#memory_int| 11)) (.cse9 (select |#memory_int| 8)) (.cse10 (select |#memory_int| 16)) (.cse4 (select |#memory_int| 9)) (.cse0 (select |#memory_int| 14)) (.cse5 (select |#memory_int| 7)) (.cse1 (select |#memory_int| 6)) (.cse7 (select |#memory_int| 13)) (.cse18 (select |#memory_int| 1)) (.cse19 (select |#memory_int| 15)) (.cse3 (select |#memory_int| 10)) (.cse8 (select |#memory_int| 5))) (and (= (select .cse0 3) 84) (= (select .cse1 2) 102) (= (select .cse2 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse3 1)) (= (select |#length| 3) 12) (= (select .cse4 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse5 4)) (= (select .cse1 0) 79) (= 3 (select |#length| 10)) .cse6 (= (select |#valid| 26) 1) (= (select .cse5 1) 80) (= 58 (select .cse7 5)) (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse5 2)) (= (select .cse8 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse9 1)) (= (select .cse1 1) 102) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse5 5)) (= (select .cse9 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse10 0)) (= 44 (select .cse5 0)) (= (select |#length| 24) 9) .cse11 .cse12 (= 31 (select |#length| 2)) .cse13 (= 44 (select .cse7 0)) (= (select .cse2 0) 10) (= (select .cse0 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) (= 73 (select .cse0 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse7 1)) (= 2 (select |#length| 11)) (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse4 3) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) (= (select .cse0 1) 82) .cse14 (= (select |#valid| 4) 1) (= (select .cse4 1) 102) (= (select .cse9 2) 0) (= (select .cse10 1) 0) (= 101 (select .cse7 2)) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse5 6) 0) (= (select .cse4 2) 102) (= (select |#valid| 20) 1) (= (select .cse8 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse7 4)) (= (select |#length| 21) 9) (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 14) 1) (= 116 (select .cse7 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) .cse15 .cse16 (= (select |#valid| 2) 1) .cse17 (= (select .cse0 0) 67) (= ~waterLevel~0 1) (= (select .cse3 2) 0) (= (select |#length| 27) 9) (= (select .cse18 0) 48) (= (select |#valid| 23) 1) (= ~waterLevel~0 ~systemActive~0) (= (select |#valid| 19) 1) (= (select .cse19 1) 75) (= 109 (select .cse5 3)) (= (select .cse1 3) 0) (= 0 (select .cse7 6)) (= (select |#valid| 16) 1) (= (select .cse19 2) 0) (= (select |#valid| 6) 1) (= (select .cse18 1) 0) (= (select .cse19 0) 79) (= (select .cse3 0) 41) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse8 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) .cse20 .cse21)) (and (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647) (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) .cse6 (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648)) .cse11 .cse12 .cse13 (= 1 ~systemActive~0) (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ |ULTIMATE.start_test_~tmp~0#1| 2147483648)) .cse14 (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) .cse15 .cse16 .cse17 (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (or (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0)) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)))) (<= |ULTIMATE.start_test_~tmp~0#1| 2147483647) (<= 0 |#StackHeapBarrier|) .cse20 .cse21))) [2022-11-03 02:14:35,995 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 89) no Hoare annotation was computed. [2022-11-03 02:14:35,995 INFO L899 garLoopResultBuilder]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2022-11-03 02:14:35,997 INFO L895 garLoopResultBuilder]: At program point L909(lines 909 916) the Hoare annotation is: (let ((.cse2 (select |#memory_int| 11)) (.cse8 (select |#memory_int| 8)) (.cse9 (select |#memory_int| 16)) (.cse4 (select |#memory_int| 9)) (.cse0 (select |#memory_int| 14)) (.cse5 (select |#memory_int| 7)) (.cse1 (select |#memory_int| 6)) (.cse6 (select |#memory_int| 13)) (.cse10 (select |#memory_int| 1)) (.cse11 (select |#memory_int| 15)) (.cse3 (select |#memory_int| 10)) (.cse7 (select |#memory_int| 5))) (and (= (select .cse0 3) 84) (= (select .cse1 2) 102) (= |ULTIMATE.start_valid_product_#res#1| |ULTIMATE.start_main_~tmp~8#1|) (= (select .cse2 1) 0) (= 1 (select |#valid| 5)) (= 32 (select .cse3 1)) (= (select |#length| 3) 12) (= (select .cse4 0) 79) (= (select |#valid| 15) 1) (= 112 (select .cse5 4)) (= (select .cse1 0) 79) (= 3 (select |#length| 10)) (= ~pumpRunning~0 0) (= (select |#valid| 26) 1) (= (select .cse5 1) 80) (= 58 (select .cse6 5)) (= (select |#length| 8) 3) (= (select |#length| 6) 4) (= (select |#valid| 9) 1) (= (select |#length| 4) 13) (= 117 (select .cse5 2)) (= (select .cse7 2) 0) (= 7 (select |#length| 7)) (= 7 (select |#length| 13)) (= 110 (select .cse8 1)) (= (select .cse1 1) 102) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= ~methaneLevelCritical~0 0) (= 58 (select .cse5 5)) (= (select .cse8 0) 79) (= 30 (select |#length| 23)) (= 41 (select .cse9 0)) (= 44 (select .cse5 0)) (= (select |#length| 24) 9) (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| 1) (= 31 (select |#length| 2)) (= ~head~0.offset 0) (= 44 (select .cse6 0)) (= (select .cse2 0) 10) (= (select .cse0 4) 0) (= 2 (select |#length| 1)) (= (select |#length| 17) 30) (= 73 (select .cse0 2)) (= 9 (select |#length| 18)) (= (select |#length| 19) 21) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= (select |#length| 22) 21) (= (select |#valid| 18) 1) (= (select |#valid| 22) 1) (= 3 (select |#length| 5)) (= 30 (select |#length| 26)) (= 77 (select .cse6 1)) (= 2 (select |#length| 11)) (= (select |#length| 15) 3) (= (select |#valid| 24) 1) (= (select .cse4 3) 0) (= (select |#valid| 12) 1) (= (select |#valid| 28) 1) (= (select .cse0 1) 82) (= (select |#valid| 4) 1) (= (select .cse4 1) 102) (= (select .cse8 2) 0) (= (select .cse9 1) 0) (= 101 (select .cse6 2)) (= 25 (select |#length| 25)) (= (select |#valid| 1) 1) (= (select .cse5 6) 0) (= (select .cse4 2) 102) (= (select |#valid| 20) 1) (= (select .cse7 0) 79) (= (select |#length| 12) 13) (= 2 (select |#length| 16)) (= (select |#valid| 21) 1) (= (select |#length| 9) 4) (= 104 (select .cse6 4)) (= (select |#length| 21) 9) (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 14) 1) (= 116 (select .cse6 3)) (= 5 (select |#length| 14)) (= (select |#valid| 0) 0) (= 30 (select |#length| 20)) (= (select |#valid| 25) 1) (= ~head~0.base 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select .cse0 0) 67) (= ~waterLevel~0 1) (= (select .cse3 2) 0) (= (select |#length| 27) 9) (= (select .cse10 0) 48) (= (select |#valid| 23) 1) (= ~waterLevel~0 ~systemActive~0) (= (select |#valid| 19) 1) (= (select .cse11 1) 75) (= 109 (select .cse5 3)) (= (select .cse1 3) 0) (= 0 (select .cse6 6)) (= (select |#valid| 16) 1) (= (select .cse11 2) 0) (= (select |#valid| 6) 1) (= (select .cse10 1) 0) (= (select .cse11 0) 79) (= (select .cse3 0) 41) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select .cse7 1) 110) (= (select |#valid| 8) 1) (= (select |#length| 28) 25) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))) [2022-11-03 02:14:35,997 INFO L902 garLoopResultBuilder]: At program point L909-2(lines 909 916) the Hoare annotation is: true [2022-11-03 02:14:35,998 INFO L895 garLoopResultBuilder]: At program point L109-2(lines 103 114) the Hoare annotation is: (and (<= |ULTIMATE.start_test_~tmp___0~0#1| 2147483647) (<= 1 |ULTIMATE.start_valid_product_#res#1|) (<= |ULTIMATE.start_test_~tmp___2~0#1| 2147483647) (= ~pumpRunning~0 0) (<= 0 (+ |ULTIMATE.start_test_~tmp___0~0#1| 2147483648)) (<= |ULTIMATE.start_main_~tmp~8#1| 1) (= |ULTIMATE.start_valid_product_~retValue_acc~4#1| 1) (= ~head~0.offset 0) (= 1 ~systemActive~0) (<= |ULTIMATE.start_valid_product_#res#1| 1) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ |ULTIMATE.start_test_~tmp~0#1| 2147483648)) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (<= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (= ~head~0.base 0) (<= 1 |ULTIMATE.start_main_~tmp~8#1|) (= |#NULL.offset| 0) (<= 0 (+ |ULTIMATE.start_test_~tmp___2~0#1| 2147483648)) (or (not (= |ULTIMATE.start_test_~tmp___2~0#1| 0)) (and (<= |ULTIMATE.start_test_~tmp___1~0#1| 2147483647) (<= 0 (+ |ULTIMATE.start_test_~tmp___1~0#1| 2147483648)))) (<= |ULTIMATE.start_test_~tmp~0#1| 2147483647) (<= 0 |#StackHeapBarrier|) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0)) [2022-11-03 02:14:35,998 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 386 397) no Hoare annotation was computed. [2022-11-03 02:14:35,998 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 386 397) the Hoare annotation is: (or (not (= |#NULL.offset| 0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (not (<= |old(~waterLevel~0)| 2147483647)) (not (= ~head~0.offset 0)) (not (<= 0 ~methaneLevelCritical~0)) (not (= |#NULL.base| 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 |#StackHeapBarrier|)) (not (<= 0 (+ |old(~waterLevel~0)| 2147483648))) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4))) [2022-11-03 02:14:36,002 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:14:36,005 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 02:14:36,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 02:14:36 BoogieIcfgContainer [2022-11-03 02:14:36,052 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 02:14:36,053 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 02:14:36,053 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 02:14:36,053 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 02:14:36,054 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:12:38" (3/4) ... [2022-11-03 02:14:36,057 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 02:14:36,064 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-03 02:14:36,065 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-03 02:14:36,065 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-03 02:14:36,065 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-03 02:14:36,065 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-03 02:14:36,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 68 nodes and edges [2022-11-03 02:14:36,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-03 02:14:36,074 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-03 02:14:36,075 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-03 02:14:36,075 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 02:14:36,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 02:14:36,076 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 02:14:36,106 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && \result == tmp) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && retValue_acc == 1) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && 2 == unknown-#length-unknown[11]) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[14][1] == 82) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && unknown-#length-unknown[21] == 9) && retValue_acc == \result) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && waterLevel == systemActive) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0 [2022-11-03 02:14:36,106 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && tmp <= 1) && retValue_acc == 1) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && 2 == unknown-#length-unknown[11]) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[14][1] == 82) && splverifierCounter == 0) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && unknown-#length-unknown[21] == 9) && retValue_acc == \result) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head == 0) && 1 <= tmp) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && waterLevel == systemActive) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0) || (((((((((((((((((((((((tmp___0 <= 2147483647 && 1 <= \result) && tmp___2 <= 2147483647) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && tmp <= 1) && retValue_acc == 1) && head == 0) && 1 == systemActive) && \result <= 1) && 0 <= waterLevel + 2147483648) && 0 <= tmp + 2147483648) && splverifierCounter == 0) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && 1 <= tmp) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && (!(tmp___2 == 0) || (tmp___1 <= 2147483647 && 0 <= tmp___1 + 2147483648))) && tmp <= 2147483647) && 0 <= unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0) [2022-11-03 02:14:36,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2022-11-03 02:14:36,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2022-11-03 02:14:36,108 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2022-11-03 02:14:36,108 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2022-11-03 02:14:36,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || ((((pumpRunning == 0 && retValue_acc == \result) && tmp == \result) && \old(waterLevel) == waterLevel) && retValue_acc == waterLevel)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2022-11-03 02:14:36,109 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || ((((((pumpRunning == 0 && retValue_acc == \result) && tmp == \result) && !(tmp == 0)) && 1 == systemActive) && \old(waterLevel) == waterLevel) && retValue_acc == waterLevel)) || ((((((((pumpRunning == 0 && retValue_acc == \result) && pumpRunning == retValue_acc) && tmp == \result) && \result == tmp___0) && 1 == systemActive) && \result == retValue_acc) && \old(waterLevel) == waterLevel) && retValue_acc == waterLevel)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2022-11-03 02:14:36,110 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2022-11-03 02:14:36,110 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) [2022-11-03 02:14:36,132 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 02:14:36,132 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 02:14:36,133 INFO L158 Benchmark]: Toolchain (without parser) took 119803.23ms. Allocated memory was 98.6MB in the beginning and 352.3MB in the end (delta: 253.8MB). Free memory was 73.3MB in the beginning and 263.1MB in the end (delta: -189.8MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2022-11-03 02:14:36,133 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:14:36,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.20ms. Allocated memory is still 98.6MB. Free memory was 73.1MB in the beginning and 64.8MB in the end (delta: 8.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:14:36,134 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.80ms. Allocated memory is still 98.6MB. Free memory was 64.8MB in the beginning and 62.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 02:14:36,134 INFO L158 Benchmark]: Boogie Preprocessor took 34.12ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 60.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:14:36,135 INFO L158 Benchmark]: RCFGBuilder took 924.66ms. Allocated memory was 98.6MB in the beginning and 138.4MB in the end (delta: 39.8MB). Free memory was 60.8MB in the beginning and 101.5MB in the end (delta: -40.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-11-03 02:14:36,135 INFO L158 Benchmark]: TraceAbstraction took 118031.28ms. Allocated memory was 138.4MB in the beginning and 352.3MB in the end (delta: 213.9MB). Free memory was 100.8MB in the beginning and 268.4MB in the end (delta: -167.6MB). Peak memory consumption was 201.3MB. Max. memory is 16.1GB. [2022-11-03 02:14:36,136 INFO L158 Benchmark]: Witness Printer took 79.66ms. Allocated memory is still 352.3MB. Free memory was 268.4MB in the beginning and 263.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-03 02:14:36,138 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory is still 69.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.20ms. Allocated memory is still 98.6MB. Free memory was 73.1MB in the beginning and 64.8MB in the end (delta: 8.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.80ms. Allocated memory is still 98.6MB. Free memory was 64.8MB in the beginning and 62.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.12ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 60.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 924.66ms. Allocated memory was 98.6MB in the beginning and 138.4MB in the end (delta: 39.8MB). Free memory was 60.8MB in the beginning and 101.5MB in the end (delta: -40.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * TraceAbstraction took 118031.28ms. Allocated memory was 138.4MB in the beginning and 352.3MB in the end (delta: 213.9MB). Free memory was 100.8MB in the beginning and 268.4MB in the end (delta: -167.6MB). Peak memory consumption was 201.3MB. Max. memory is 16.1GB. * Witness Printer took 79.66ms. Allocated memory is still 352.3MB. Free memory was 268.4MB in the beginning and 263.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 117.9s, OverallIterations: 8, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 43.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 30.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 352 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 558 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 459 mSDsCounter, 197 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1312 IncrementalHoareTripleChecker+Invalid, 1509 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 197 mSolverCounterUnsat, 205 mSDtfsCounter, 1312 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 369 GetRequests, 196 SyntacticMatches, 22 SemanticMatches, 151 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4644 ImplicationChecksByTransitivity, 63.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=135occurred in iteration=7, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 8 MinimizatonAttempts, 32 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 27 LocationsWithAnnotation, 300 PreInvPairs, 415 NumberOfFragments, 3753 HoareAnnotationTreeSize, 300 FomulaSimplifications, 1023 FormulaSimplificationTreeSizeReduction, 2.5s HoareSimplificationTime, 27 FomulaSimplificationsInter, 82673 FormulaSimplificationTreeSizeReductionInter, 28.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 283 NumberOfCodeBlocks, 283 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 362 ConstructedInterpolants, 0 QuantifiedInterpolants, 1928 SizeOfPredicates, 22 NumberOfNonLiveVariables, 716 ConjunctsInSsa, 78 ConjunctsInUnsatCore, 12 InterpolantComputations, 6 PerfectInterpolantSequences, 18/114 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: 14.7s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 9, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 70, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 85, TOOLS_POST_TIME: 4.1s, TOOLS_POST_CALL_APPLICATIONS: 41, TOOLS_POST_CALL_TIME: 6.6s, TOOLS_POST_RETURN_APPLICATIONS: 34, TOOLS_POST_RETURN_TIME: 2.4s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 160, TOOLS_QUANTIFIERELIM_TIME: 13.0s, TOOLS_QUANTIFIERELIM_MAX_TIME: 1.9s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 208, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 32, DOMAIN_JOIN_TIME: 1.2s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 70, DOMAIN_ISBOTTOM_TIME: 0.3s, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME: 8.9s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 8.9s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 34, CALL_SUMMARIZER_CACHE_MISSES: 7, CALL_SUMMARIZER_OVERALL_TIME: 0.0s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, 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: 707, DAG_COMPRESSION_RETAINED_NODES: 187, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 72]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && \result == tmp) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && retValue_acc == 1) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && 2 == unknown-#length-unknown[11]) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[14][1] == 82) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && unknown-#length-unknown[21] == 9) && retValue_acc == \result) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head == 0) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && waterLevel == systemActive) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 346]: Loop Invariant Derived loop invariant: (((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || ((((((pumpRunning == 0 && retValue_acc == \result) && tmp == \result) && !(tmp == 0)) && 1 == systemActive) && \old(waterLevel) == waterLevel) && retValue_acc == waterLevel)) || ((((((((pumpRunning == 0 && retValue_acc == \result) && pumpRunning == retValue_acc) && tmp == \result) && \result == tmp___0) && 1 == systemActive) && \result == retValue_acc) && \old(waterLevel) == waterLevel) && retValue_acc == waterLevel)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: (((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 172]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 354]: Loop Invariant Derived loop invariant: ((((((((((!(\old(pumpRunning) == 0) || !(#NULL == 0)) || !(1 == systemActive)) || !(\old(waterLevel) <= 2147483647)) || !(head == 0)) || ((((pumpRunning == 0 && retValue_acc == \result) && tmp == \result) && \old(waterLevel) == waterLevel) && retValue_acc == waterLevel)) || !(0 <= methaneLevelCritical)) || !(#NULL == 0)) || !(0 <= unknown-#StackHeapBarrier-unknown)) || !(0 <= \old(waterLevel) + 2147483648)) || !(head == 0)) || !(cleanupTimeShifts == 4) - InvariantResult [Line: 909]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 73]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((unknown-#memory_int-unknown[14][3] == 84 && unknown-#memory_int-unknown[6][2] == 102) && unknown-#memory_int-unknown[11][1] == 0) && 1 == \valid[5]) && 32 == unknown-#memory_int-unknown[10][1]) && unknown-#length-unknown[3] == 12) && unknown-#memory_int-unknown[9][0] == 79) && \valid[15] == 1) && 112 == unknown-#memory_int-unknown[7][4]) && unknown-#memory_int-unknown[6][0] == 79) && 3 == unknown-#length-unknown[10]) && pumpRunning == 0) && \valid[26] == 1) && unknown-#memory_int-unknown[7][1] == 80) && 58 == unknown-#memory_int-unknown[13][5]) && unknown-#length-unknown[8] == 3) && unknown-#length-unknown[6] == 4) && \valid[9] == 1) && unknown-#length-unknown[4] == 13) && 117 == unknown-#memory_int-unknown[7][2]) && unknown-#memory_int-unknown[5][2] == 0) && 7 == unknown-#length-unknown[7]) && 7 == unknown-#length-unknown[13]) && 110 == unknown-#memory_int-unknown[8][1]) && unknown-#memory_int-unknown[6][1] == 102) && \valid[11] == 1) && \valid[27] == 1) && methaneLevelCritical == 0) && 58 == unknown-#memory_int-unknown[7][5]) && unknown-#memory_int-unknown[8][0] == 79) && 30 == unknown-#length-unknown[23]) && 41 == unknown-#memory_int-unknown[16][0]) && 44 == unknown-#memory_int-unknown[7][0]) && unknown-#length-unknown[24] == 9) && tmp <= 1) && retValue_acc == 1) && 31 == unknown-#length-unknown[2]) && head == 0) && 44 == unknown-#memory_int-unknown[13][0]) && unknown-#memory_int-unknown[11][0] == 10) && unknown-#memory_int-unknown[14][4] == 0) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[17] == 30) && 73 == unknown-#memory_int-unknown[14][2]) && 9 == unknown-#length-unknown[18]) && unknown-#length-unknown[19] == 21) && \valid[3] == 1) && \valid[7] == 1) && unknown-#length-unknown[22] == 21) && \valid[18] == 1) && \valid[22] == 1) && 3 == unknown-#length-unknown[5]) && 30 == unknown-#length-unknown[26]) && 77 == unknown-#memory_int-unknown[13][1]) && 2 == unknown-#length-unknown[11]) && unknown-#length-unknown[15] == 3) && \valid[24] == 1) && unknown-#memory_int-unknown[9][3] == 0) && \valid[12] == 1) && \valid[28] == 1) && unknown-#memory_int-unknown[14][1] == 82) && splverifierCounter == 0) && \valid[4] == 1) && unknown-#memory_int-unknown[9][1] == 102) && unknown-#memory_int-unknown[8][2] == 0) && unknown-#memory_int-unknown[16][1] == 0) && 101 == unknown-#memory_int-unknown[13][2]) && 25 == unknown-#length-unknown[25]) && \valid[1] == 1) && unknown-#memory_int-unknown[7][6] == 0) && unknown-#memory_int-unknown[9][2] == 102) && \valid[20] == 1) && unknown-#memory_int-unknown[5][0] == 79) && unknown-#length-unknown[12] == 13) && 2 == unknown-#length-unknown[16]) && \valid[21] == 1) && unknown-#length-unknown[9] == 4) && 104 == unknown-#memory_int-unknown[13][4]) && unknown-#length-unknown[21] == 9) && retValue_acc == \result) && \valid[14] == 1) && 116 == unknown-#memory_int-unknown[13][3]) && 5 == unknown-#length-unknown[14]) && \valid[0] == 0) && 30 == unknown-#length-unknown[20]) && \valid[25] == 1) && head == 0) && 1 <= tmp) && \valid[2] == 1) && #NULL == 0) && unknown-#memory_int-unknown[14][0] == 67) && waterLevel == 1) && unknown-#memory_int-unknown[10][2] == 0) && unknown-#length-unknown[27] == 9) && unknown-#memory_int-unknown[1][0] == 48) && \valid[23] == 1) && waterLevel == systemActive) && \valid[19] == 1) && unknown-#memory_int-unknown[15][1] == 75) && 109 == unknown-#memory_int-unknown[7][3]) && unknown-#memory_int-unknown[6][3] == 0) && 0 == unknown-#memory_int-unknown[13][6]) && \valid[16] == 1) && unknown-#memory_int-unknown[15][2] == 0) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && unknown-#memory_int-unknown[15][0] == 79) && unknown-#memory_int-unknown[10][0] == 41) && \valid[17] == 1) && \valid[10] == 1) && unknown-#memory_int-unknown[5][1] == 110) && \valid[8] == 1) && unknown-#length-unknown[28] == 25) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0) || (((((((((((((((((((((((tmp___0 <= 2147483647 && 1 <= \result) && tmp___2 <= 2147483647) && pumpRunning == 0) && 0 <= tmp___0 + 2147483648) && tmp <= 1) && retValue_acc == 1) && head == 0) && 1 == systemActive) && \result <= 1) && 0 <= waterLevel + 2147483648) && 0 <= tmp + 2147483648) && splverifierCounter == 0) && 0 <= methaneLevelCritical) && waterLevel <= 2147483647) && head == 0) && 1 <= tmp) && #NULL == 0) && 0 <= tmp___2 + 2147483648) && (!(tmp___2 == 0) || (tmp___1 <= 2147483647 && 0 <= tmp___1 + 2147483648))) && tmp <= 2147483647) && 0 <= unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0) - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-03 02:14:36,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6919dd71-08bb-4370-b81c-ef59a72aa9d3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE