./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 449370313253a0d5d7b509b2cd15e912fe8e85dcb7140575e7078385cf7fc6cf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 06:00:38,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:00:38,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:00:39,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:00:39,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:00:39,006 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:00:39,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:00:39,011 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:00:39,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:00:39,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:00:39,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:00:39,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:00:39,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:00:39,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:00:39,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:00:39,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:00:39,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:00:39,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:00:39,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:00:39,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:00:39,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:00:39,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:00:39,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:00:39,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:00:39,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:00:39,029 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:00:39,029 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:00:39,030 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:00:39,030 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:00:39,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:00:39,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:00:39,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:00:39,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:00:39,032 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:00:39,033 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:00:39,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:00:39,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:00:39,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:00:39,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:00:39,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:00:39,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:00:39,036 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 06:00:39,051 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:00:39,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:00:39,051 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:00:39,051 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:00:39,052 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:00:39,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:00:39,052 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:00:39,052 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:00:39,052 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:00:39,052 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 06:00:39,052 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:00:39,053 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:00:39,053 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 06:00:39,053 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 06:00:39,053 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:00:39,053 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 06:00:39,053 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 06:00:39,053 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 06:00:39,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:00:39,054 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 06:00:39,054 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:00:39,054 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 06:00:39,054 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:00:39,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:00:39,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:00:39,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:00:39,055 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 06:00:39,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:00:39,055 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:00:39,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:00:39,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:00:39,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:00:39,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:00:39,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:00:39,056 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 06:00:39,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:00:39,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:00:39,056 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 06:00:39,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 06:00:39,056 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:00:39,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:00:39,056 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_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 449370313253a0d5d7b509b2cd15e912fe8e85dcb7140575e7078385cf7fc6cf [2022-12-14 06:00:39,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:00:39,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:00:39,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:00:39,254 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:00:39,255 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:00:39,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2022-12-14 06:00:41,828 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:00:41,979 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:00:41,980 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2022-12-14 06:00:41,988 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/data/ae4907257/4f8b23c67dbe4b05a29c1688297221ab/FLAG4c3fbdc3d [2022-12-14 06:00:41,999 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/data/ae4907257/4f8b23c67dbe4b05a29c1688297221ab [2022-12-14 06:00:42,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:00:42,002 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:00:42,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:00:42,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:00:42,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:00:42,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2687f70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42, skipping insertion in model container [2022-12-14 06:00:42,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:00:42,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:00:42,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c[7477,7490] [2022-12-14 06:00:42,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:00:42,218 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:00:42,246 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c[7477,7490] [2022-12-14 06:00:42,281 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:00:42,297 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:00:42,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42 WrapperNode [2022-12-14 06:00:42,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:00:42,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:00:42,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:00:42,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:00:42,304 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,323 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,344 INFO L138 Inliner]: procedures = 54, calls = 97, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 193 [2022-12-14 06:00:42,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:00:42,345 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:00:42,345 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:00:42,345 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:00:42,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,358 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,367 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:00:42,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:00:42,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:00:42,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:00:42,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (1/1) ... [2022-12-14 06:00:42,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:00:42,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:00:42,401 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:00:42,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:00:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 06:00:42,427 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-12-14 06:00:42,427 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-12-14 06:00:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-12-14 06:00:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-12-14 06:00:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-12-14 06:00:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-12-14 06:00:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-12-14 06:00:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-12-14 06:00:42,428 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-12-14 06:00:42,428 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-12-14 06:00:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 06:00:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-12-14 06:00:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-12-14 06:00:42,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:00:42,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:00:42,492 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:00:42,494 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:00:42,690 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:00:42,755 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:00:42,755 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 06:00:42,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:00:42 BoogieIcfgContainer [2022-12-14 06:00:42,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:00:42,759 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:00:42,759 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:00:42,761 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:00:42,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:00:42" (1/3) ... [2022-12-14 06:00:42,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbc2471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:00:42, skipping insertion in model container [2022-12-14 06:00:42,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:00:42" (2/3) ... [2022-12-14 06:00:42,762 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbc2471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:00:42, skipping insertion in model container [2022-12-14 06:00:42,762 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:00:42" (3/3) ... [2022-12-14 06:00:42,763 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product42.cil.c [2022-12-14 06:00:42,777 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:00:42,777 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 06:00:42,814 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:00:42,819 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;@201eb45d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:00:42,819 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 06:00:42,822 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 39 states have internal predecessors, (47), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2022-12-14 06:00:42,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 06:00:42,828 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:42,829 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:00:42,829 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:42,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:42,833 INFO L85 PathProgramCache]: Analyzing trace with hash -174126915, now seen corresponding path program 1 times [2022-12-14 06:00:42,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:42,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606595683] [2022-12-14 06:00:42,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:42,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:42,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:00:42,967 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:42,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606595683] [2022-12-14 06:00:42,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606595683] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:42,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:00:42,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 06:00:42,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957975020] [2022-12-14 06:00:42,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:42,973 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-14 06:00:42,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:42,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-14 06:00:42,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 06:00:43,000 INFO L87 Difference]: Start difference. First operand has 51 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 39 states have internal predecessors, (47), 10 states have call successors, (10), 6 states have call predecessors, (10), 6 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:00:43,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:43,057 INFO L93 Difference]: Finished difference Result 100 states and 135 transitions. [2022-12-14 06:00:43,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-14 06:00:43,060 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2022-12-14 06:00:43,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:43,066 INFO L225 Difference]: With dead ends: 100 [2022-12-14 06:00:43,067 INFO L226 Difference]: Without dead ends: 46 [2022-12-14 06:00:43,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-14 06:00:43,071 INFO L413 NwaCegarLoop]: 48 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:43,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 48 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:00:43,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-12-14 06:00:43,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2022-12-14 06:00:43,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 30 states have (on average 1.3) internal successors, (39), 35 states have internal predecessors, (39), 10 states have call successors, (10), 6 states have call predecessors, (10), 5 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2022-12-14 06:00:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 58 transitions. [2022-12-14 06:00:43,104 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 58 transitions. Word has length 17 [2022-12-14 06:00:43,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:43,104 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 58 transitions. [2022-12-14 06:00:43,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:00:43,104 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-12-14 06:00:43,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 06:00:43,106 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:43,106 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:00:43,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 06:00:43,107 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:43,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:43,107 INFO L85 PathProgramCache]: Analyzing trace with hash -567626919, now seen corresponding path program 1 times [2022-12-14 06:00:43,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:43,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139107895] [2022-12-14 06:00:43,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:43,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:43,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:00:43,206 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:43,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139107895] [2022-12-14 06:00:43,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139107895] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:43,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:00:43,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:00:43,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117100896] [2022-12-14 06:00:43,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:43,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:00:43,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:43,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:00:43,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:00:43,209 INFO L87 Difference]: Start difference. First operand 46 states and 58 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:00:43,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:43,243 INFO L93 Difference]: Finished difference Result 69 states and 87 transitions. [2022-12-14 06:00:43,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:00:43,243 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 18 [2022-12-14 06:00:43,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:43,244 INFO L225 Difference]: With dead ends: 69 [2022-12-14 06:00:43,244 INFO L226 Difference]: Without dead ends: 38 [2022-12-14 06:00:43,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:00:43,246 INFO L413 NwaCegarLoop]: 34 mSDtfsCounter, 7 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:43,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 59 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:00:43,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-12-14 06:00:43,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-12-14 06:00:43,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 25 states have (on average 1.32) internal successors, (33), 30 states have internal predecessors, (33), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-14 06:00:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 47 transitions. [2022-12-14 06:00:43,254 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 47 transitions. Word has length 18 [2022-12-14 06:00:43,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:43,254 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 47 transitions. [2022-12-14 06:00:43,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-14 06:00:43,254 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-12-14 06:00:43,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 06:00:43,255 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:43,255 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] [2022-12-14 06:00:43,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 06:00:43,255 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:43,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:43,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1391873564, now seen corresponding path program 1 times [2022-12-14 06:00:43,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:43,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229017427] [2022-12-14 06:00:43,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:43,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:43,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:00:43,419 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:43,419 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229017427] [2022-12-14 06:00:43,419 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229017427] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:43,419 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:00:43,420 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 06:00:43,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315136896] [2022-12-14 06:00:43,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:43,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:00:43,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:43,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:00:43,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:00:43,421 INFO L87 Difference]: Start difference. First operand 38 states and 47 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 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) [2022-12-14 06:00:43,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:43,480 INFO L93 Difference]: Finished difference Result 74 states and 93 transitions. [2022-12-14 06:00:43,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 06:00:43,481 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 [2022-12-14 06:00:43,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:43,481 INFO L225 Difference]: With dead ends: 74 [2022-12-14 06:00:43,482 INFO L226 Difference]: Without dead ends: 38 [2022-12-14 06:00:43,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-12-14 06:00:43,483 INFO L413 NwaCegarLoop]: 29 mSDtfsCounter, 37 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:43,484 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 41 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:00:43,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states. [2022-12-14 06:00:43,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-12-14 06:00:43,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 25 states have (on average 1.28) internal successors, (32), 30 states have internal predecessors, (32), 7 states have call successors, (7), 5 states have call predecessors, (7), 5 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2022-12-14 06:00:43,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions. [2022-12-14 06:00:43,492 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 46 transitions. Word has length 20 [2022-12-14 06:00:43,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:43,492 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 46 transitions. [2022-12-14 06:00:43,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2022-12-14 06:00:43,492 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2022-12-14 06:00:43,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 06:00:43,493 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:43,493 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, 1, 1] [2022-12-14 06:00:43,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 06:00:43,494 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:43,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:43,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1299960711, now seen corresponding path program 1 times [2022-12-14 06:00:43,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:43,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923231954] [2022-12-14 06:00:43,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:43,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:43,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:00:43,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:43,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923231954] [2022-12-14 06:00:43,560 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923231954] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:43,560 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:00:43,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:00:43,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574590020] [2022-12-14 06:00:43,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:43,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:00:43,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:43,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:00:43,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:00:43,562 INFO L87 Difference]: Start difference. First operand 38 states and 46 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:00:43,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:43,609 INFO L93 Difference]: Finished difference Result 105 states and 128 transitions. [2022-12-14 06:00:43,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:00:43,610 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2022-12-14 06:00:43,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:43,611 INFO L225 Difference]: With dead ends: 105 [2022-12-14 06:00:43,611 INFO L226 Difference]: Without dead ends: 69 [2022-12-14 06:00:43,612 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:00:43,613 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 32 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:43,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 72 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:00:43,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2022-12-14 06:00:43,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 67. [2022-12-14 06:00:43,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 51 states have internal predecessors, (57), 11 states have call successors, (11), 10 states have call predecessors, (11), 10 states have return successors, (13), 11 states have call predecessors, (13), 11 states have call successors, (13) [2022-12-14 06:00:43,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 81 transitions. [2022-12-14 06:00:43,628 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 81 transitions. Word has length 25 [2022-12-14 06:00:43,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:43,628 INFO L495 AbstractCegarLoop]: Abstraction has 67 states and 81 transitions. [2022-12-14 06:00:43,629 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:00:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 81 transitions. [2022-12-14 06:00:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 06:00:43,630 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:43,630 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, 1, 1, 1] [2022-12-14 06:00:43,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 06:00:43,630 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:43,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:43,631 INFO L85 PathProgramCache]: Analyzing trace with hash -676911168, now seen corresponding path program 1 times [2022-12-14 06:00:43,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:43,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210433657] [2022-12-14 06:00:43,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:43,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:43,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:00:43,773 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:43,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210433657] [2022-12-14 06:00:43,774 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210433657] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:43,774 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:00:43,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 06:00:43,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97124884] [2022-12-14 06:00:43,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:43,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:00:43,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:43,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:00:43,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:00:43,775 INFO L87 Difference]: Start difference. First operand 67 states and 81 transitions. Second operand has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:00:43,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:43,877 INFO L93 Difference]: Finished difference Result 228 states and 288 transitions. [2022-12-14 06:00:43,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 06:00:43,877 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2022-12-14 06:00:43,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:43,879 INFO L225 Difference]: With dead ends: 228 [2022-12-14 06:00:43,880 INFO L226 Difference]: Without dead ends: 163 [2022-12-14 06:00:43,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-12-14 06:00:43,881 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 59 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:43,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 172 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:00:43,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2022-12-14 06:00:43,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 150. [2022-12-14 06:00:43,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 102 states have (on average 1.2352941176470589) internal successors, (126), 113 states have internal predecessors, (126), 25 states have call successors, (25), 22 states have call predecessors, (25), 22 states have return successors, (30), 24 states have call predecessors, (30), 25 states have call successors, (30) [2022-12-14 06:00:43,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 181 transitions. [2022-12-14 06:00:43,908 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 181 transitions. Word has length 26 [2022-12-14 06:00:43,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:43,909 INFO L495 AbstractCegarLoop]: Abstraction has 150 states and 181 transitions. [2022-12-14 06:00:43,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.2) internal successors, (21), 5 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-14 06:00:43,909 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 181 transitions. [2022-12-14 06:00:43,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 06:00:43,910 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:43,910 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, 1, 1, 1, 1, 1, 1] [2022-12-14 06:00:43,910 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 06:00:43,911 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:43,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:43,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1163530306, now seen corresponding path program 1 times [2022-12-14 06:00:43,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:43,911 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701203408] [2022-12-14 06:00:43,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:43,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:44,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:00:44,139 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:44,139 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701203408] [2022-12-14 06:00:44,139 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701203408] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:44,139 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:00:44,139 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-14 06:00:44,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574204143] [2022-12-14 06:00:44,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:44,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-14 06:00:44,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:44,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-14 06:00:44,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-14 06:00:44,140 INFO L87 Difference]: Start difference. First operand 150 states and 181 transitions. Second operand has 9 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-14 06:00:44,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:44,478 INFO L93 Difference]: Finished difference Result 340 states and 425 transitions. [2022-12-14 06:00:44,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-12-14 06:00:44,479 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2022-12-14 06:00:44,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:44,481 INFO L225 Difference]: With dead ends: 340 [2022-12-14 06:00:44,481 INFO L226 Difference]: Without dead ends: 275 [2022-12-14 06:00:44,482 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2022-12-14 06:00:44,483 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 170 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:44,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 289 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 06:00:44,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2022-12-14 06:00:44,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 244. [2022-12-14 06:00:44,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 168 states have (on average 1.255952380952381) internal successors, (211), 185 states have internal predecessors, (211), 41 states have call successors, (41), 30 states have call predecessors, (41), 34 states have return successors, (49), 40 states have call predecessors, (49), 41 states have call successors, (49) [2022-12-14 06:00:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 301 transitions. [2022-12-14 06:00:44,529 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 301 transitions. Word has length 29 [2022-12-14 06:00:44,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:44,530 INFO L495 AbstractCegarLoop]: Abstraction has 244 states and 301 transitions. [2022-12-14 06:00:44,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-12-14 06:00:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 301 transitions. [2022-12-14 06:00:44,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 06:00:44,531 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:44,531 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:00:44,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 06:00:44,531 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:44,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:44,532 INFO L85 PathProgramCache]: Analyzing trace with hash -417840833, now seen corresponding path program 1 times [2022-12-14 06:00:44,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:44,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631176138] [2022-12-14 06:00:44,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:44,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 06:00:44,627 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:44,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631176138] [2022-12-14 06:00:44,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631176138] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:00:44,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617643799] [2022-12-14 06:00:44,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:44,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:00:44,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:00:44,629 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:00:44,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 06:00:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:44,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 35 conjunts are in the unsatisfiable core [2022-12-14 06:00:44,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:00:44,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 06:00:44,806 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:00:44,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 06:00:44,969 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [617643799] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:00:44,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1682393579] [2022-12-14 06:00:44,988 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2022-12-14 06:00:44,989 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 06:00:44,993 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 06:00:44,998 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 06:00:44,999 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 06:00:45,389 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 114 for LOIs [2022-12-14 06:00:45,398 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 115 for LOIs [2022-12-14 06:00:45,828 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneLevelCritical with input of size 140 for LOIs [2022-12-14 06:00:45,844 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 06:00:50,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1682393579] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:50,519 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-12-14 06:00:50,519 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [8, 7, 10] total 38 [2022-12-14 06:00:50,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310809325] [2022-12-14 06:00:50,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:50,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-12-14 06:00:50,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:50,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-12-14 06:00:50,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=1171, Unknown=0, NotChecked=0, Total=1406 [2022-12-14 06:00:50,520 INFO L87 Difference]: Start difference. First operand 244 states and 301 transitions. Second operand has 23 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 states have internal predecessors, (22), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 06:00:54,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:54,313 INFO L93 Difference]: Finished difference Result 505 states and 625 transitions. [2022-12-14 06:00:54,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-12-14 06:00:54,314 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 states have internal predecessors, (22), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 30 [2022-12-14 06:00:54,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:54,315 INFO L225 Difference]: With dead ends: 505 [2022-12-14 06:00:54,315 INFO L226 Difference]: Without dead ends: 315 [2022-12-14 06:00:54,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 58 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=334, Invalid=1828, Unknown=0, NotChecked=0, Total=2162 [2022-12-14 06:00:54,317 INFO L413 NwaCegarLoop]: 42 mSDtfsCounter, 60 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 801 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:54,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 338 Invalid, 832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 801 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-12-14 06:00:54,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2022-12-14 06:00:54,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 294. [2022-12-14 06:00:54,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 294 states, 204 states have (on average 1.2352941176470589) internal successors, (252), 222 states have internal predecessors, (252), 48 states have call successors, (48), 37 states have call predecessors, (48), 41 states have return successors, (56), 46 states have call predecessors, (56), 48 states have call successors, (56) [2022-12-14 06:00:54,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 294 states and 356 transitions. [2022-12-14 06:00:54,361 INFO L78 Accepts]: Start accepts. Automaton has 294 states and 356 transitions. Word has length 30 [2022-12-14 06:00:54,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:54,361 INFO L495 AbstractCegarLoop]: Abstraction has 294 states and 356 transitions. [2022-12-14 06:00:54,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 states have internal predecessors, (22), 4 states have call successors, (4), 3 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-14 06:00:54,362 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 356 transitions. [2022-12-14 06:00:54,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 06:00:54,362 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:54,362 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:00:54,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 06:00:54,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:00:54,565 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:54,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:54,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1288118345, now seen corresponding path program 1 times [2022-12-14 06:00:54,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:54,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63426104] [2022-12-14 06:00:54,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:54,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:54,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 06:00:54,694 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:54,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63426104] [2022-12-14 06:00:54,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63426104] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:54,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:00:54,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-14 06:00:54,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376892029] [2022-12-14 06:00:54,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:54,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-14 06:00:54,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:54,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-14 06:00:54,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-12-14 06:00:54,696 INFO L87 Difference]: Start difference. First operand 294 states and 356 transitions. Second operand has 10 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-14 06:00:55,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:55,040 INFO L93 Difference]: Finished difference Result 812 states and 1024 transitions. [2022-12-14 06:00:55,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-14 06:00:55,040 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 33 [2022-12-14 06:00:55,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:55,042 INFO L225 Difference]: With dead ends: 812 [2022-12-14 06:00:55,043 INFO L226 Difference]: Without dead ends: 570 [2022-12-14 06:00:55,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2022-12-14 06:00:55,044 INFO L413 NwaCegarLoop]: 18 mSDtfsCounter, 118 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 446 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:55,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 102 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 446 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 06:00:55,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2022-12-14 06:00:55,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 517. [2022-12-14 06:00:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 352 states have (on average 1.1931818181818181) internal successors, (420), 386 states have internal predecessors, (420), 89 states have call successors, (89), 67 states have call predecessors, (89), 75 states have return successors, (105), 86 states have call predecessors, (105), 89 states have call successors, (105) [2022-12-14 06:00:55,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 614 transitions. [2022-12-14 06:00:55,096 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 614 transitions. Word has length 33 [2022-12-14 06:00:55,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:55,097 INFO L495 AbstractCegarLoop]: Abstraction has 517 states and 614 transitions. [2022-12-14 06:00:55,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 2 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-14 06:00:55,097 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 614 transitions. [2022-12-14 06:00:55,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 06:00:55,098 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:55,098 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:00:55,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 06:00:55,099 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:55,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:55,099 INFO L85 PathProgramCache]: Analyzing trace with hash 1225816066, now seen corresponding path program 1 times [2022-12-14 06:00:55,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:55,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719914316] [2022-12-14 06:00:55,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:55,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:55,233 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 06:00:55,234 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:55,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719914316] [2022-12-14 06:00:55,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719914316] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:00:55,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1824900137] [2022-12-14 06:00:55,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:55,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:00:55,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:00:55,235 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:00:55,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 06:00:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:55,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 06:00:55,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:00:55,317 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 06:00:55,317 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:00:55,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1824900137] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:00:55,317 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:00:55,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 9 [2022-12-14 06:00:55,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041349483] [2022-12-14 06:00:55,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:00:55,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 06:00:55,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:00:55,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 06:00:55,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-12-14 06:00:55,318 INFO L87 Difference]: Start difference. First operand 517 states and 614 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 06:00:55,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:00:55,432 INFO L93 Difference]: Finished difference Result 878 states and 1054 transitions. [2022-12-14 06:00:55,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 06:00:55,433 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 53 [2022-12-14 06:00:55,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:00:55,436 INFO L225 Difference]: With dead ends: 878 [2022-12-14 06:00:55,436 INFO L226 Difference]: Without dead ends: 484 [2022-12-14 06:00:55,436 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-12-14 06:00:55,437 INFO L413 NwaCegarLoop]: 58 mSDtfsCounter, 25 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-14 06:00:55,437 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 143 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-14 06:00:55,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2022-12-14 06:00:55,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 323. [2022-12-14 06:00:55,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 218 states have (on average 1.1559633027522935) internal successors, (252), 238 states have internal predecessors, (252), 55 states have call successors, (55), 47 states have call predecessors, (55), 49 states have return successors, (57), 48 states have call predecessors, (57), 55 states have call successors, (57) [2022-12-14 06:00:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 364 transitions. [2022-12-14 06:00:55,486 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 364 transitions. Word has length 53 [2022-12-14 06:00:55,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:00:55,486 INFO L495 AbstractCegarLoop]: Abstraction has 323 states and 364 transitions. [2022-12-14 06:00:55,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2022-12-14 06:00:55,486 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 364 transitions. [2022-12-14 06:00:55,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-14 06:00:55,488 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:00:55,488 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:00:55,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 06:00:55,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:00:55,690 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:00:55,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:00:55,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1319572133, now seen corresponding path program 1 times [2022-12-14 06:00:55,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:00:55,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350098730] [2022-12-14 06:00:55,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:55,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:00:55,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:55,907 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 06:00:55,907 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:00:55,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350098730] [2022-12-14 06:00:55,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350098730] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:00:55,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1608518104] [2022-12-14 06:00:55,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:00:55,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:00:55,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:00:55,909 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:00:55,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 06:00:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:00:55,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 06:00:55,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:00:56,062 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 06:00:56,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 06:00:56,136 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 06:00:56,137 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1608518104] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 06:00:56,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1330058855] [2022-12-14 06:00:56,139 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-12-14 06:00:56,140 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 06:00:56,140 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 06:00:56,140 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 06:00:56,140 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 06:00:58,388 INFO L197 IcfgInterpreter]: Interpreting procedure waterRise with input of size 31 for LOIs [2022-12-14 06:00:58,390 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 27 for LOIs [2022-12-14 06:00:58,675 INFO L197 IcfgInterpreter]: Interpreting procedure isMethaneLevelCritical with input of size 41 for LOIs [2022-12-14 06:00:58,679 INFO L197 IcfgInterpreter]: Interpreting procedure processEnvironment__wrappee__base with input of size 25 for LOIs [2022-12-14 06:00:58,680 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 06:01:01,328 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '8498#(and (= |timeShift_isPumpRunning_#res#1| |timeShift_isPumpRunning_~retValue_acc~2#1|) (<= |timeShift_isHighWaterLevel_#res#1| 1) (<= 0 |timeShift_isHighWaterLevel_~tmp~4#1|) (<= 0 |timeShift_isHighWaterLevel_#res#1|) (<= 0 |old(~pumpRunning~0)|) (= 0 |timeShift___utac_acc__Specification3_spec__1_~tmp___1~1#1|) (= |timeShift_getWaterLevel_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|) (<= |timeShift_isHighWaterSensorDry_#res#1| 1) (= ~methaneLevelCritical~0 0) (= |timeShift_getWaterLevel_~retValue_acc~5#1| |timeShift_getWaterLevel_#res#1|) (= ~head~0.offset 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift_processEnvironment_~tmp~2#1| 1) (= 1 ~systemActive~0) (= |timeShift_getWaterLevel_~retValue_acc~5#1| ~waterLevel~0) (<= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (<= 0 |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (<= |old(~pumpRunning~0)| 0) (<= 0 |timeShift_isHighWaterLevel_~tmp___0~1#1|) (= ~head~0.base 0) (= |timeShift_isPumpRunning_#res#1| |timeShift___utac_acc__Specification3_spec__1_~tmp___1~1#1|) (= |#NULL.offset| 0) (<= 0 |timeShift_processEnvironment_~tmp~2#1|) (<= |timeShift_isHighWaterLevel_~retValue_acc~3#1| 1) (= 2 |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|) (<= |timeShift_isHighWaterLevel_~tmp___0~1#1| 1) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1|) (<= 0 |#StackHeapBarrier|) (<= |timeShift_isHighWaterLevel_~tmp~4#1| 1) (<= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 1) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0) (= ~pumpRunning~0 |timeShift_isPumpRunning_~retValue_acc~2#1|))' at error location [2022-12-14 06:01:01,328 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2022-12-14 06:01:01,328 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 06:01:01,328 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 14 [2022-12-14 06:01:01,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060164989] [2022-12-14 06:01:01,328 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 06:01:01,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-12-14 06:01:01,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:01:01,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-12-14 06:01:01,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=1360, Unknown=0, NotChecked=0, Total=1560 [2022-12-14 06:01:01,331 INFO L87 Difference]: Start difference. First operand 323 states and 364 transitions. Second operand has 14 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 6 states have call successors, (15), 3 states have call predecessors, (15), 4 states have return successors, (14), 7 states have call predecessors, (14), 5 states have call successors, (14) [2022-12-14 06:01:02,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:01:02,299 INFO L93 Difference]: Finished difference Result 894 states and 1059 transitions. [2022-12-14 06:01:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-12-14 06:01:02,300 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 6 states have call successors, (15), 3 states have call predecessors, (15), 4 states have return successors, (14), 7 states have call predecessors, (14), 5 states have call successors, (14) Word has length 54 [2022-12-14 06:01:02,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:01:02,302 INFO L225 Difference]: With dead ends: 894 [2022-12-14 06:01:02,302 INFO L226 Difference]: Without dead ends: 743 [2022-12-14 06:01:02,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1821 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=562, Invalid=5138, Unknown=0, NotChecked=0, Total=5700 [2022-12-14 06:01:02,304 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 295 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 299 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 06:01:02,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [299 Valid, 634 Invalid, 971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 06:01:02,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2022-12-14 06:01:02,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 476. [2022-12-14 06:01:02,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 323 states have (on average 1.1702786377708978) internal successors, (378), 353 states have internal predecessors, (378), 79 states have call successors, (79), 66 states have call predecessors, (79), 73 states have return successors, (89), 70 states have call predecessors, (89), 79 states have call successors, (89) [2022-12-14 06:01:02,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 546 transitions. [2022-12-14 06:01:02,367 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 546 transitions. Word has length 54 [2022-12-14 06:01:02,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:01:02,367 INFO L495 AbstractCegarLoop]: Abstraction has 476 states and 546 transitions. [2022-12-14 06:01:02,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 6 states have call successors, (15), 3 states have call predecessors, (15), 4 states have return successors, (14), 7 states have call predecessors, (14), 5 states have call successors, (14) [2022-12-14 06:01:02,367 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 546 transitions. [2022-12-14 06:01:02,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 06:01:02,368 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:01:02,368 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:01:02,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 06:01:02,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-12-14 06:01:02,569 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:01:02,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:01:02,569 INFO L85 PathProgramCache]: Analyzing trace with hash 881915982, now seen corresponding path program 1 times [2022-12-14 06:01:02,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:01:02,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622638740] [2022-12-14 06:01:02,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:01:02,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:01:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:01:03,007 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 06:01:03,008 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:01:03,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622638740] [2022-12-14 06:01:03,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622638740] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:01:03,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539457978] [2022-12-14 06:01:03,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:01:03,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:01:03,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:01:03,009 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:01:03,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 06:01:03,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:01:03,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 12 conjunts are in the unsatisfiable core [2022-12-14 06:01:03,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:01:03,156 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 06:01:03,156 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:01:03,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539457978] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:01:03,156 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:01:03,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [18] total 21 [2022-12-14 06:01:03,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072207320] [2022-12-14 06:01:03,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:01:03,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 06:01:03,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:01:03,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 06:01:03,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=360, Unknown=0, NotChecked=0, Total=420 [2022-12-14 06:01:03,157 INFO L87 Difference]: Start difference. First operand 476 states and 546 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 06:01:03,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:01:03,346 INFO L93 Difference]: Finished difference Result 850 states and 993 transitions. [2022-12-14 06:01:03,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 06:01:03,346 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 59 [2022-12-14 06:01:03,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:01:03,348 INFO L225 Difference]: With dead ends: 850 [2022-12-14 06:01:03,348 INFO L226 Difference]: Without dead ends: 638 [2022-12-14 06:01:03,349 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2022-12-14 06:01:03,349 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 49 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:01:03,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 94 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:01:03,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2022-12-14 06:01:03,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 614. [2022-12-14 06:01:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 614 states, 421 states have (on average 1.168646080760095) internal successors, (492), 455 states have internal predecessors, (492), 99 states have call successors, (99), 86 states have call predecessors, (99), 93 states have return successors, (120), 88 states have call predecessors, (120), 99 states have call successors, (120) [2022-12-14 06:01:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 711 transitions. [2022-12-14 06:01:03,443 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 711 transitions. Word has length 59 [2022-12-14 06:01:03,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:01:03,443 INFO L495 AbstractCegarLoop]: Abstraction has 614 states and 711 transitions. [2022-12-14 06:01:03,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 5 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 06:01:03,444 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 711 transitions. [2022-12-14 06:01:03,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-14 06:01:03,444 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:01:03,444 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:01:03,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 06:01:03,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-12-14 06:01:03,645 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:01:03,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:01:03,646 INFO L85 PathProgramCache]: Analyzing trace with hash -718314354, now seen corresponding path program 2 times [2022-12-14 06:01:03,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:01:03,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501623143] [2022-12-14 06:01:03,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:01:03,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:01:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:01:03,813 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 06:01:03,813 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:01:03,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501623143] [2022-12-14 06:01:03,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501623143] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:01:03,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [216438464] [2022-12-14 06:01:03,814 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 06:01:03,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:01:03,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:01:03,815 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:01:03,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 06:01:03,873 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-12-14 06:01:03,873 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 06:01:03,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 36 conjunts are in the unsatisfiable core [2022-12-14 06:01:03,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:01:03,962 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 06:01:03,962 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:01:03,962 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [216438464] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:01:03,962 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:01:03,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [12] total 19 [2022-12-14 06:01:03,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250773240] [2022-12-14 06:01:03,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:01:03,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-14 06:01:03,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:01:03,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-14 06:01:03,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2022-12-14 06:01:03,964 INFO L87 Difference]: Start difference. First operand 614 states and 711 transitions. Second operand has 10 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 06:01:04,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:01:04,257 INFO L93 Difference]: Finished difference Result 1196 states and 1408 transitions. [2022-12-14 06:01:04,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 06:01:04,257 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 59 [2022-12-14 06:01:04,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:01:04,258 INFO L225 Difference]: With dead ends: 1196 [2022-12-14 06:01:04,258 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 06:01:04,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2022-12-14 06:01:04,261 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 51 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:01:04,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 370 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 291 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:01:04,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 06:01:04,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 06:01:04,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 06:01:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 06:01:04,262 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2022-12-14 06:01:04,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:01:04,262 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 06:01:04,262 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 4.125) internal successors, (33), 8 states have internal predecessors, (33), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 06:01:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 06:01:04,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 06:01:04,264 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 06:01:04,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 06:01:04,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-12-14 06:01:04,467 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 06:01:32,913 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 257 263) no Hoare annotation was computed. [2022-12-14 06:01:32,914 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 257 263) the Hoare annotation is: true [2022-12-14 06:01:32,914 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 435 446) the Hoare annotation is: (or (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~systemActive~0)) [2022-12-14 06:01:32,914 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 435 446) no Hoare annotation was computed. [2022-12-14 06:01:32,914 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 447 455) the Hoare annotation is: true [2022-12-14 06:01:32,914 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 447 455) no Hoare annotation was computed. [2022-12-14 06:01:32,915 INFO L895 garLoopResultBuilder]: At program point L279(line 279) the Hoare annotation is: (let ((.cse1 (not (= |old(~waterLevel~0)| 1))) (.cse2 (= 0 ~systemActive~0))) (and (let ((.cse0 (select |#memory_int| 1))) (or (not (= (select |#length| 12) 25)) (not (= (select .cse0 0) 48)) (not (= |#NULL.offset| 0)) (not (= 9 (select |#length| 11))) (not (= 9 (select |#length| 5))) (not (= 30 (select |#length| 7))) (not (= 31 (select |#length| 2))) (not (= (select |#valid| 12) 1)) (not (= 2 (select |#length| 1))) (not (= 9 (select |#length| 14))) .cse1 (not (= 1 ~systemActive~0)) (not (= (select |#length| 15) 25)) (not (= (select |#valid| 6) 1)) (not (< 0 |#StackHeapBarrier|)) (and (= |timeShift_processEnvironment_~tmp~2#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 0) (= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 1) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (= |timeShift_isHighWaterLevel_~tmp~4#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|)) (not (= (select |#valid| 3) 1)) (not (= ~head~0.offset 0)) (not (= (select |#valid| 11) 1)) (not (= (select |#length| 9) 21)) (not (= 30 (select |#length| 10))) (not (= (select |#valid| 15) 1)) (not (= (select |#length| 6) 21)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 8) 9)) (not (= (select |#length| 3) 12)) (not (= (select |#valid| 0) 0)) (not (= ~methaneLevelCritical~0 0)) (not (= (select .cse0 1) 0)) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 8) 1)) (not (= 30 (select |#length| 13))) (not (= (select |#valid| 4) 1)) (not (= |#NULL.base| 0)) (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 14) 1)) (not (= (select |#valid| 13) 1)) (not (= 30 (select |#length| 4))) (not (= (select |#valid| 2) 1)) (not (= (select |#valid| 9) 1)) (not (= ~head~0.base 0)) (not (= ~cleanupTimeShifts~0 4)))) (or (= |old(~pumpRunning~0)| 0) .cse2) (or (and (= ~pumpRunning~0 0) (< ~waterLevel~0 2) (<= 0 |timeShift_processEnvironment_~tmp~2#1|)) .cse2) (or .cse1 .cse2 (= ~waterLevel~0 1)) (or .cse2 (not (<= 2 |old(~waterLevel~0)|))))) [2022-12-14 06:01:32,915 INFO L895 garLoopResultBuilder]: At program point L329(line 329) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse3 (< ~waterLevel~0 2)) (.cse50 (select |#memory_int| 1))) (let ((.cse5 (not (= (select |#length| 12) 25))) (.cse6 (not (= (select .cse50 0) 48))) (.cse7 (not (= |#NULL.offset| 0))) (.cse8 (not (= 9 (select |#length| 11)))) (.cse9 (not (= 9 (select |#length| 5)))) (.cse10 (not (= 30 (select |#length| 7)))) (.cse11 (not (= 31 (select |#length| 2)))) (.cse12 (not (= (select |#valid| 12) 1))) (.cse13 (not (= 2 (select |#length| 1)))) (.cse14 (not (= 9 (select |#length| 14)))) (.cse15 (not (= 1 ~systemActive~0))) (.cse16 (not (= (select |#length| 15) 25))) (.cse17 (not (= (select |#valid| 6) 1))) (.cse18 (not (< 0 |#StackHeapBarrier|))) (.cse19 (not (= (select |#valid| 3) 1))) (.cse20 (not (= ~head~0.offset 0))) (.cse21 (not (= (select |#valid| 11) 1))) (.cse22 (not (= (select |#length| 9) 21))) (.cse23 (not (= 30 (select |#length| 10)))) (.cse24 (not (= (select |#valid| 15) 1))) (.cse25 (not (= (select |#length| 6) 21))) (.cse26 (not (= 1 (select |#valid| 5)))) (.cse27 (not (= (select |#length| 8) 9))) (.cse28 (not (= (select |#length| 3) 12))) (.cse29 (not (= (select |#valid| 0) 0))) (.cse31 (not (= (select .cse50 1) 0))) (.cse32 (not (= (select |#valid| 1) 1))) (.cse33 (not (= (select |#valid| 8) 1))) (.cse34 (not (= 30 (select |#length| 13)))) (.cse35 (not (= (select |#valid| 4) 1))) (.cse36 (not (= |#NULL.base| 0))) (.cse37 (not (= (select |#valid| 7) 1))) (.cse38 (not (= (select |#valid| 10) 1))) (.cse39 (not (= (select |#valid| 14) 1))) (.cse40 (not (= (select |#valid| 13) 1))) (.cse41 (not (= 30 (select |#length| 4)))) (.cse42 (not (= (select |#valid| 2) 1))) (.cse43 (not (= (select |#valid| 9) 1))) (.cse44 (not (= ~head~0.base 0))) (.cse45 (not (= ~cleanupTimeShifts~0 4))) (.cse48 (or (<= 1 |timeShift_processEnvironment_~tmp~2#1|) (and .cse3 (<= 0 |timeShift_processEnvironment_~tmp~2#1|)))) (.cse49 (= ~pumpRunning~0 0)) (.cse2 (not (= |timeShift_processEnvironment_~tmp~2#1| 0))) (.cse47 (not (= |old(~waterLevel~0)| 1))) (.cse46 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not (< |old(~waterLevel~0)| 2))) (.cse30 (not .cse0)) (.cse4 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (and .cse2 .cse3) .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 (and (= |timeShift_isHighWaterLevel_~tmp~4#1| 0) (= |timeShift_processEnvironment_~tmp~2#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (= |timeShift_isHighWaterLevel_~tmp~4#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 1)) .cse44 .cse45 .cse46) (or .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse47 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45) (or .cse0 .cse4 (and .cse48 .cse49)) (or .cse30 (and .cse48 .cse49 .cse2) .cse4) (or (= |old(~pumpRunning~0)| 0) .cse4) (or .cse47 .cse4 (= ~waterLevel~0 1)) (or (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse46) (or .cse1 .cse30 .cse3 .cse4)))) [2022-12-14 06:01:32,916 INFO L895 garLoopResultBuilder]: At program point L329-1(line 329) the Hoare annotation is: (let ((.cse46 (select |#memory_int| 1))) (let ((.cse0 (not (= (select |#length| 12) 25))) (.cse1 (not (= (select .cse46 0) 48))) (.cse2 (not (= |#NULL.offset| 0))) (.cse3 (not (= 9 (select |#length| 11)))) (.cse4 (not (= 9 (select |#length| 5)))) (.cse5 (not (= 30 (select |#length| 7)))) (.cse6 (not (= 31 (select |#length| 2)))) (.cse7 (not (= (select |#valid| 12) 1))) (.cse8 (not (= 2 (select |#length| 1)))) (.cse9 (not (= 9 (select |#length| 14)))) (.cse11 (not (= 1 ~systemActive~0))) (.cse12 (not (= (select |#length| 15) 25))) (.cse13 (not (= (select |#valid| 6) 1))) (.cse14 (not (< 0 |#StackHeapBarrier|))) (.cse15 (not (= (select |#valid| 3) 1))) (.cse16 (not (= ~head~0.offset 0))) (.cse17 (not (= (select |#valid| 11) 1))) (.cse18 (not (= (select |#length| 9) 21))) (.cse19 (not (= 30 (select |#length| 10)))) (.cse20 (not (= (select |#valid| 15) 1))) (.cse21 (not (= (select |#length| 6) 21))) (.cse22 (not (= 1 (select |#valid| 5)))) (.cse23 (not (= (select |#length| 8) 9))) (.cse24 (not (= (select |#length| 3) 12))) (.cse25 (not (= (select |#valid| 0) 0))) (.cse26 (not (= ~methaneLevelCritical~0 0))) (.cse27 (not (= (select .cse46 1) 0))) (.cse28 (not (= (select |#valid| 1) 1))) (.cse29 (not (= (select |#valid| 8) 1))) (.cse30 (not (= 30 (select |#length| 13)))) (.cse31 (not (= (select |#valid| 4) 1))) (.cse32 (not (= |#NULL.base| 0))) (.cse33 (not (= (select |#valid| 7) 1))) (.cse34 (not (= (select |#valid| 10) 1))) (.cse35 (not (= (select |#valid| 14) 1))) (.cse36 (not (= (select |#valid| 13) 1))) (.cse37 (not (= 30 (select |#length| 4)))) (.cse38 (not (= (select |#valid| 2) 1))) (.cse39 (not (= (select |#valid| 9) 1))) (.cse40 (not (= ~head~0.base 0))) (.cse41 (not (= ~cleanupTimeShifts~0 4))) (.cse43 (= ~pumpRunning~0 0)) (.cse44 (= |timeShift_isMethaneAlarm_#t~ret11#1| ~methaneLevelCritical~0)) (.cse42 (not (<= 2 |old(~waterLevel~0)|))) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse45 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41) (or (and (= |timeShift_processEnvironment_~tmp~2#1| |timeShift_isHighWaterLevel_#res#1|) (<= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (= |timeShift_isHighWaterLevel_~tmp~4#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 1)) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42) (or (and .cse43 (not (= |timeShift_processEnvironment_~tmp~2#1| 0)) .cse44 (< ~waterLevel~0 2) (<= 0 |timeShift_processEnvironment_~tmp~2#1|)) (not (< |old(~waterLevel~0)| 2)) .cse45) (or (= |old(~pumpRunning~0)| 0) .cse45) (or (and (<= 1 |timeShift_processEnvironment_~tmp~2#1|) .cse43 .cse44 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse45 .cse42) (or .cse10 .cse45 (= ~waterLevel~0 1))))) [2022-12-14 06:01:32,916 INFO L899 garLoopResultBuilder]: For program point L932(lines 932 938) no Hoare annotation was computed. [2022-12-14 06:01:32,917 INFO L895 garLoopResultBuilder]: At program point L928(lines 928 941) the Hoare annotation is: (let ((.cse7 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0))) (let ((.cse51 (not .cse3)) (.cse53 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not .cse7)) (.cse52 (= |old(~pumpRunning~0)| 0)) (.cse54 (select |#memory_int| 1))) (let ((.cse4 (= ~waterLevel~0 |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|)) (.cse6 (= ~pumpRunning~0 1)) (.cse50 (not (<= 2 |old(~waterLevel~0)|))) (.cse9 (not (= (select |#length| 12) 25))) (.cse11 (not (= (select .cse54 0) 48))) (.cse12 (not (= |#NULL.offset| 0))) (.cse13 (not (= 9 (select |#length| 11)))) (.cse14 (not (= 9 (select |#length| 5)))) (.cse15 (not (= 30 (select |#length| 7)))) (.cse16 (not (= 31 (select |#length| 2)))) (.cse17 (not (= (select |#valid| 12) 1))) (.cse18 (not (= 2 (select |#length| 1)))) (.cse19 (not (= 9 (select |#length| 14)))) (.cse20 (not (= 1 ~systemActive~0))) (.cse21 (not (= (select |#length| 15) 25))) (.cse22 (not (= (select |#valid| 6) 1))) (.cse23 (not (< 0 |#StackHeapBarrier|))) (.cse24 (not (= (select |#valid| 3) 1))) (.cse25 (not (= ~head~0.offset 0))) (.cse26 (not (= (select |#valid| 11) 1))) (.cse27 (not (= (select |#length| 9) 21))) (.cse28 (not (= 30 (select |#length| 10)))) (.cse29 (not (= (select |#valid| 15) 1))) (.cse30 (not (= (select |#length| 6) 21))) (.cse31 (not (= 1 (select |#valid| 5)))) (.cse32 (not (= (select |#length| 8) 9))) (.cse33 (not (= (select |#length| 3) 12))) (.cse34 (not (= (select |#valid| 0) 0))) (.cse35 (not (= (select .cse54 1) 0))) (.cse36 (not (= (select |#valid| 1) 1))) (.cse37 (not (= (select |#valid| 8) 1))) (.cse38 (not (= 30 (select |#length| 13)))) (.cse39 (not (= (select |#valid| 4) 1))) (.cse40 (not (= |#NULL.base| 0))) (.cse41 (not (= (select |#valid| 7) 1))) (.cse42 (not (= (select |#valid| 10) 1))) (.cse43 (not (= (select |#valid| 14) 1))) (.cse44 (not (= (select |#valid| 13) 1))) (.cse45 (not (= 30 (select |#length| 4)))) (.cse46 (not (= (select |#valid| 2) 1))) (.cse47 (not (= (select |#valid| 9) 1))) (.cse48 (not (= ~head~0.base 0))) (.cse49 (not (= ~cleanupTimeShifts~0 4))) (.cse10 (not .cse52)) (.cse2 (= ~waterLevel~0 1)) (.cse0 (and .cse51 (or .cse53 (<= 2 ~waterLevel~0)) .cse8))) (and (let ((.cse1 (or (and .cse3 .cse8) (and (not (= |timeShift_processEnvironment_~tmp~2#1| 0)) .cse8))) (.cse5 (<= 0 |timeShift_processEnvironment_~tmp~2#1|))) (or .cse0 (and .cse1 (or (not .cse2) .cse3) .cse4 .cse5) (and .cse1 .cse4 .cse5 .cse6) .cse7)) (or .cse9 .cse10 .cse11 .cse12 .cse13 (and (<= |timeShift_isHighWaterLevel_#res#1| 1) (= |timeShift_getWaterLevel_~retValue_acc~5#1| |timeShift_getWaterLevel_#res#1|) (<= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 0) (= |timeShift_isHighWaterLevel_~tmp~4#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1| 2147483647) (= |timeShift_activatePump_~tmp~3#1| 0) (<= |timeShift_processEnvironment_~tmp~2#1| 1) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_getWaterLevel_~retValue_acc~5#1| ~waterLevel~0) (<= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (<= |timeShift_isMethaneAlarm_#res#1| 0) (<= |timeShift_isMethaneAlarm_~retValue_acc~1#1| 0) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= 0 |timeShift_isMethaneAlarm_#res#1|) (<= |timeShift_isHighWaterLevel_~retValue_acc~3#1| 1) (<= 0 |timeShift_isMethaneAlarm_~retValue_acc~1#1|) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 1) (<= 1 |timeShift_isHighWaterLevel_#res#1|)) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50) (or .cse10 (and (<= 1 |timeShift_processEnvironment_~tmp~2#1|) (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse6) .cse7 .cse50) (or (= ~methaneLevelCritical~0 0) .cse7) (or (not (<= |old(~waterLevel~0)| 1)) (and (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1| 1) (<= ~waterLevel~0 1)) .cse7) (or .cse51 .cse52 .cse7) (or .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse53 .cse20 .cse21 .cse22 .cse23 (and (= |timeShift_processEnvironment_~tmp~2#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 0) (= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 1) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (= |timeShift_isHighWaterLevel_~tmp~4#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|)) .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49) (or .cse10 .cse53 .cse7 .cse2) (or .cse0 (not (= |old(~pumpRunning~0)| 1)) .cse7))))) [2022-12-14 06:01:32,917 INFO L895 garLoopResultBuilder]: At program point L928-1(lines 913 945) the Hoare annotation is: (let ((.cse48 (= 0 ~systemActive~0)) (.cse57 (not (= |old(~waterLevel~0)| 1))) (.cse44 (= ~pumpRunning~0 0))) (let ((.cse59 (not .cse44)) (.cse56 (or .cse57 (<= 2 ~waterLevel~0))) (.cse55 (not .cse48)) (.cse46 (= ~methaneLevelCritical~0 0)) (.cse60 (= |old(~pumpRunning~0)| 0)) (.cse61 (select |#memory_int| 1))) (let ((.cse43 (not (<= 2 |old(~waterLevel~0)|))) (.cse15 (= ~waterLevel~0 |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1|)) (.cse51 (= ~pumpRunning~0 1)) (.cse45 (not (= |timeShift_processEnvironment_~tmp~2#1| 0))) (.cse0 (not (= (select |#length| 12) 25))) (.cse2 (not (= (select .cse61 0) 48))) (.cse3 (not (= |#NULL.offset| 0))) (.cse4 (not (= 9 (select |#length| 11)))) (.cse5 (not (= 9 (select |#length| 5)))) (.cse6 (not (= 30 (select |#length| 7)))) (.cse7 (not (= 31 (select |#length| 2)))) (.cse8 (not (= (select |#valid| 12) 1))) (.cse9 (not (= 2 (select |#length| 1)))) (.cse10 (not (= 9 (select |#length| 14)))) (.cse11 (not (= 1 ~systemActive~0))) (.cse12 (not (= (select |#length| 15) 25))) (.cse13 (not (= (select |#valid| 6) 1))) (.cse14 (not (< 0 |#StackHeapBarrier|))) (.cse16 (not (= (select |#valid| 3) 1))) (.cse17 (not (= ~head~0.offset 0))) (.cse18 (not (= (select |#valid| 11) 1))) (.cse19 (not (= (select |#length| 9) 21))) (.cse20 (not (= 30 (select |#length| 10)))) (.cse21 (not (= (select |#valid| 15) 1))) (.cse22 (not (= (select |#length| 6) 21))) (.cse23 (not (= 1 (select |#valid| 5)))) (.cse24 (not (= (select |#length| 8) 9))) (.cse25 (not (= (select |#length| 3) 12))) (.cse26 (not (= (select |#valid| 0) 0))) (.cse28 (not (= (select .cse61 1) 0))) (.cse29 (not (= (select |#valid| 1) 1))) (.cse30 (not (= (select |#valid| 8) 1))) (.cse31 (not (= 30 (select |#length| 13)))) (.cse32 (not (= (select |#valid| 4) 1))) (.cse33 (not (= |#NULL.base| 0))) (.cse34 (not (= (select |#valid| 7) 1))) (.cse35 (not (= (select |#valid| 10) 1))) (.cse36 (not (= (select |#valid| 14) 1))) (.cse37 (not (= (select |#valid| 13) 1))) (.cse38 (not (= 30 (select |#length| 4)))) (.cse39 (not (= (select |#valid| 2) 1))) (.cse40 (not (= (select |#valid| 9) 1))) (.cse41 (not (= ~head~0.base 0))) (.cse42 (not (= ~cleanupTimeShifts~0 4))) (.cse53 (<= 0 |timeShift_processEnvironment_~tmp~2#1|)) (.cse47 (not (< |old(~waterLevel~0)| 2))) (.cse54 (not (= |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1| 0))) (.cse1 (not .cse60)) (.cse49 (= ~waterLevel~0 1)) (.cse27 (not .cse46)) (.cse58 (not (= |old(~pumpRunning~0)| 1))) (.cse50 (and .cse59 .cse46 .cse56 .cse55))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (and (<= |timeShift_isHighWaterLevel_#res#1| 1) (= |timeShift_getWaterLevel_~retValue_acc~5#1| |timeShift_getWaterLevel_#res#1|) (<= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 0) (= |timeShift_isHighWaterLevel_~tmp~4#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~2#1| 2147483647) (= |timeShift_activatePump_~tmp~3#1| 0) (<= |timeShift_processEnvironment_~tmp~2#1| 1) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_getWaterLevel_~retValue_acc~5#1| ~waterLevel~0) (<= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (<= |timeShift_isMethaneAlarm_#res#1| 0) (<= |timeShift_isMethaneAlarm_~retValue_acc~1#1| 0) .cse15 (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= 0 |timeShift_isMethaneAlarm_#res#1|) (<= |timeShift_isHighWaterLevel_~retValue_acc~3#1| 1) (<= 0 |timeShift_isMethaneAlarm_~retValue_acc~1#1|) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 1) (<= 1 |timeShift_isHighWaterLevel_#res#1|)) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43) (or .cse44 .cse45 .cse46 .cse47 .cse48) (or (not .cse49) .cse44 .cse27 .cse48 .cse50 .cse51) (or (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 1) .cse48) (or .cse1 (and (<= 1 |timeShift_processEnvironment_~tmp~2#1|) (or .cse27 .cse51) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse48 .cse43) (let ((.cse52 (or (and .cse45 .cse46 .cse55) (and .cse44 .cse46 .cse55) (and .cse46 .cse56 .cse55)))) (or (and .cse52 .cse15 .cse53) .cse27 (and .cse52 .cse53 (or .cse54 .cse51)) .cse48 .cse50)) (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse57 .cse11 .cse12 .cse13 .cse14 (and (= |timeShift_processEnvironment_~tmp~2#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 0) (= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 1) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (= |timeShift_isHighWaterLevel_~tmp~4#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|)) .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42) (or .cse46 .cse47 .cse53 .cse48) (or .cse46 .cse47 .cse58 .cse48) (or .cse59 .cse60 .cse48) (or .cse46 .cse48 .cse54) (or .cse1 .cse57 .cse48 .cse49) (or .cse27 .cse58 .cse48 .cse50))))) [2022-12-14 06:01:32,917 INFO L895 garLoopResultBuilder]: At program point L284(line 284) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 1) .cse0) (or .cse0 (and (not (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)))) (or (not (= |old(~pumpRunning~0)| 0)) .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or (= ~methaneLevelCritical~0 0) (not (< |old(~waterLevel~0)| 2)) .cse0))) [2022-12-14 06:01:32,918 INFO L895 garLoopResultBuilder]: At program point L284-1(lines 265 289) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse11 (not .cse5)) (.cse22 (not (= |old(~waterLevel~0)| 1))) (.cse2 (= 0 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse56 (select |#memory_int| 1)) (.cse54 (= |old(~pumpRunning~0)| 0)) (.cse8 (<= 0 |timeShift_processEnvironment_~tmp~2#1|))) (let ((.cse9 (not (< |old(~waterLevel~0)| 2))) (.cse10 (or (<= 1 |timeShift_processEnvironment_~tmp~2#1|) (and (< ~waterLevel~0 2) .cse8))) (.cse7 (not (= |timeShift_processEnvironment_~tmp~2#1| 0))) (.cse3 (= ~pumpRunning~0 1)) (.cse12 (not (= (select |#length| 12) 25))) (.cse0 (not .cse54)) (.cse13 (not (= (select .cse56 0) 48))) (.cse14 (not (= |#NULL.offset| 0))) (.cse15 (not (= 9 (select |#length| 11)))) (.cse16 (not (= 9 (select |#length| 5)))) (.cse17 (not (= 30 (select |#length| 7)))) (.cse18 (not (= 31 (select |#length| 2)))) (.cse19 (not (= (select |#valid| 12) 1))) (.cse20 (not (= 2 (select |#length| 1)))) (.cse21 (not (= 9 (select |#length| 14)))) (.cse23 (not (= 1 ~systemActive~0))) (.cse24 (not (= (select |#length| 15) 25))) (.cse25 (not (= (select |#valid| 6) 1))) (.cse26 (not (< 0 |#StackHeapBarrier|))) (.cse27 (not (= (select |#valid| 3) 1))) (.cse28 (not (= ~head~0.offset 0))) (.cse29 (not (= (select |#valid| 11) 1))) (.cse30 (not (= (select |#length| 9) 21))) (.cse31 (not (= 30 (select |#length| 10)))) (.cse32 (not (= (select |#valid| 15) 1))) (.cse33 (not (= (select |#length| 6) 21))) (.cse34 (not (= 1 (select |#valid| 5)))) (.cse35 (not (= (select |#length| 8) 9))) (.cse36 (not (= (select |#length| 3) 12))) (.cse37 (not (= (select |#valid| 0) 0))) (.cse38 (not (= (select .cse56 1) 0))) (.cse39 (not (= (select |#valid| 1) 1))) (.cse40 (not (= (select |#valid| 8) 1))) (.cse41 (not (= 30 (select |#length| 13)))) (.cse42 (not (= (select |#valid| 4) 1))) (.cse43 (not (= |#NULL.base| 0))) (.cse44 (not (= (select |#valid| 7) 1))) (.cse45 (not (= (select |#valid| 10) 1))) (.cse46 (not (= (select |#valid| 14) 1))) (.cse47 (not (= (select |#valid| 13) 1))) (.cse48 (not (= 30 (select |#length| 4)))) (.cse49 (not (= (select |#valid| 2) 1))) (.cse50 (not (= (select |#valid| 9) 1))) (.cse51 (not (= ~head~0.base 0))) (.cse52 (not (= ~cleanupTimeShifts~0 4))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not .cse6)) (.cse53 (not (= |old(~pumpRunning~0)| 1))) (.cse55 (and .cse11 .cse6 (or .cse22 (<= 2 ~waterLevel~0)) (not .cse2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (and .cse7 .cse8) .cse9 .cse2) (or (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 1) .cse2) (or .cse0 (and .cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse2 .cse4) (or .cse11 .cse6 .cse8 .cse2) (or .cse12 .cse0 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 (and (= |timeShift_processEnvironment_~tmp~2#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 0) (= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 1) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (= |timeShift_isHighWaterLevel_~tmp~4#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|)) .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse1 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52) (or .cse6 .cse9 .cse53 .cse2) (or .cse11 .cse54 .cse2) (or (and .cse10 .cse7 .cse3) (and .cse5 .cse8) .cse1 .cse2 .cse55) (or .cse0 .cse22 .cse2 (= ~waterLevel~0 1)) (or .cse12 .cse0 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse1 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 (and (= |timeShift_activatePump_~tmp~3#1| |timeShift_isMethaneAlarm_#res#1|) (<= |timeShift_isHighWaterLevel_#res#1| 1) (= |timeShift_isMethaneAlarm_~retValue_acc~1#1| |timeShift_isMethaneAlarm_#res#1|) (<= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 0) (= |timeShift_isHighWaterLevel_~tmp~4#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift_processEnvironment_~tmp~2#1| 1) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (<= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (<= |timeShift_isMethaneAlarm_~retValue_acc~1#1| 0) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= |timeShift_isHighWaterLevel_~retValue_acc~3#1| 1) (<= 0 |timeShift_isMethaneAlarm_~retValue_acc~1#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 1) (<= 1 |timeShift_isHighWaterLevel_#res#1|)) .cse50 .cse51 .cse52 .cse4) (or .cse1 .cse53 .cse2 .cse55))))) [2022-12-14 06:01:32,918 INFO L895 garLoopResultBuilder]: At program point L507(line 507) the Hoare annotation is: (= 0 ~systemActive~0) [2022-12-14 06:01:32,918 INFO L895 garLoopResultBuilder]: At program point L920(line 920) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 0))) (let ((.cse11 (not .cse5)) (.cse22 (not (= |old(~waterLevel~0)| 1))) (.cse2 (= 0 ~systemActive~0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse56 (select |#memory_int| 1)) (.cse54 (= |old(~pumpRunning~0)| 0)) (.cse8 (<= 0 |timeShift_processEnvironment_~tmp~2#1|))) (let ((.cse9 (not (< |old(~waterLevel~0)| 2))) (.cse10 (or (<= 1 |timeShift_processEnvironment_~tmp~2#1|) (and (< ~waterLevel~0 2) .cse8))) (.cse7 (not (= |timeShift_processEnvironment_~tmp~2#1| 0))) (.cse3 (= ~pumpRunning~0 1)) (.cse12 (not (= (select |#length| 12) 25))) (.cse0 (not .cse54)) (.cse13 (not (= (select .cse56 0) 48))) (.cse14 (not (= |#NULL.offset| 0))) (.cse15 (not (= 9 (select |#length| 11)))) (.cse16 (not (= 9 (select |#length| 5)))) (.cse17 (not (= 30 (select |#length| 7)))) (.cse18 (not (= 31 (select |#length| 2)))) (.cse19 (not (= (select |#valid| 12) 1))) (.cse20 (not (= 2 (select |#length| 1)))) (.cse21 (not (= 9 (select |#length| 14)))) (.cse23 (not (= 1 ~systemActive~0))) (.cse24 (not (= (select |#length| 15) 25))) (.cse25 (not (= (select |#valid| 6) 1))) (.cse26 (not (< 0 |#StackHeapBarrier|))) (.cse27 (not (= (select |#valid| 3) 1))) (.cse28 (not (= ~head~0.offset 0))) (.cse29 (not (= (select |#valid| 11) 1))) (.cse30 (not (= (select |#length| 9) 21))) (.cse31 (not (= 30 (select |#length| 10)))) (.cse32 (not (= (select |#valid| 15) 1))) (.cse33 (not (= (select |#length| 6) 21))) (.cse34 (not (= 1 (select |#valid| 5)))) (.cse35 (not (= (select |#length| 8) 9))) (.cse36 (not (= (select |#length| 3) 12))) (.cse37 (not (= (select |#valid| 0) 0))) (.cse38 (not (= (select .cse56 1) 0))) (.cse39 (not (= (select |#valid| 1) 1))) (.cse40 (not (= (select |#valid| 8) 1))) (.cse41 (not (= 30 (select |#length| 13)))) (.cse42 (not (= (select |#valid| 4) 1))) (.cse43 (not (= |#NULL.base| 0))) (.cse44 (not (= (select |#valid| 7) 1))) (.cse45 (not (= (select |#valid| 10) 1))) (.cse46 (not (= (select |#valid| 14) 1))) (.cse47 (not (= (select |#valid| 13) 1))) (.cse48 (not (= 30 (select |#length| 4)))) (.cse49 (not (= (select |#valid| 2) 1))) (.cse50 (not (= (select |#valid| 9) 1))) (.cse51 (not (= ~head~0.base 0))) (.cse52 (not (= ~cleanupTimeShifts~0 4))) (.cse4 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not .cse6)) (.cse53 (not (= |old(~pumpRunning~0)| 1))) (.cse55 (and .cse11 .cse6 (or .cse22 (<= 2 ~waterLevel~0)) (not .cse2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (and .cse7 .cse8) .cse9 .cse2) (or (not (<= |old(~waterLevel~0)| 1)) (<= ~waterLevel~0 1) .cse2) (or .cse0 (and .cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse2 .cse4) (or .cse11 .cse6 .cse8 .cse2) (or .cse12 .cse0 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 (and (= |timeShift_processEnvironment_~tmp~2#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 0) (= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 1) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (= |timeShift_isHighWaterLevel_~tmp~4#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|)) .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse1 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52) (or .cse6 .cse9 .cse53 .cse2) (or .cse11 .cse54 .cse2) (or (and .cse10 .cse7 .cse3) (and .cse5 .cse8) .cse1 .cse2 .cse55) (or .cse0 .cse22 .cse2 (= ~waterLevel~0 1)) (or .cse12 .cse0 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse1 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 (and (= |timeShift_activatePump_~tmp~3#1| |timeShift_isMethaneAlarm_#res#1|) (<= |timeShift_isHighWaterLevel_#res#1| 1) (= |timeShift_isMethaneAlarm_~retValue_acc~1#1| |timeShift_isMethaneAlarm_#res#1|) (<= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 0) (= |timeShift_isHighWaterLevel_~tmp~4#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (<= |timeShift_processEnvironment_~tmp~2#1| 1) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (<= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (<= |timeShift_isMethaneAlarm_~retValue_acc~1#1| 0) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= |timeShift_isHighWaterLevel_~retValue_acc~3#1| 1) (<= 0 |timeShift_isMethaneAlarm_~retValue_acc~1#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 1) (<= 1 |timeShift_isHighWaterLevel_#res#1|)) .cse50 .cse51 .cse52 .cse4) (or .cse1 .cse53 .cse2 .cse55))))) [2022-12-14 06:01:32,918 INFO L899 garLoopResultBuilder]: For program point L920-1(line 920) no Hoare annotation was computed. [2022-12-14 06:01:32,918 INFO L899 garLoopResultBuilder]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2022-12-14 06:01:32,919 INFO L899 garLoopResultBuilder]: For program point L273(lines 273 281) no Hoare annotation was computed. [2022-12-14 06:01:32,919 INFO L895 garLoopResultBuilder]: At program point L269(lines 269 286) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0)) (.cse15 (= ~waterLevel~0 1))) (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse12 (= |old(~pumpRunning~0)| 0)) (.cse11 (not .cse15)) (.cse14 (not .cse10))) (let ((.cse7 (= |old(~waterLevel~0)| 2)) (.cse4 (and .cse10 (not (= 2 ~waterLevel~0)))) (.cse6 (and .cse11 .cse14)) (.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (= ~pumpRunning~0 1)) (.cse9 (not .cse12)) (.cse8 (not (< |old(~waterLevel~0)| 2))) (.cse5 (not .cse0)) (.cse13 (< ~waterLevel~0 2)) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse2 .cse6 .cse7) (or .cse8 .cse4 .cse5 .cse2 .cse6) (or .cse9 (and .cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse2 (not (<= 2 |old(~waterLevel~0)|))) (or .cse11 .cse0 .cse12 .cse2 .cse7) (or .cse0 .cse8 .cse4 .cse2 .cse6) (or .cse0 .cse8 .cse13 .cse2) (or .cse5 .cse1 .cse2 .cse3) (or .cse14 .cse12 .cse2) (or .cse9 (not (= |old(~waterLevel~0)| 1)) .cse2 .cse15) (or .cse8 .cse5 .cse13 .cse2))))) [2022-12-14 06:01:32,919 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 233 256) the Hoare annotation is: (let ((.cse0 (= ~methaneLevelCritical~0 0)) (.cse10 (= ~waterLevel~0 1)) (.cse11 (= |old(~pumpRunning~0)| 0))) (let ((.cse4 (not .cse11)) (.cse1 (not (= |old(~pumpRunning~0)| 1))) (.cse3 (= ~pumpRunning~0 1)) (.cse5 (= ~pumpRunning~0 0)) (.cse7 (not .cse10)) (.cse8 (= |old(~waterLevel~0)| 1)) (.cse9 (not .cse0)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (and .cse5 .cse6) .cse2 (not (<= 2 |old(~waterLevel~0)|))) (or .cse7 .cse8 .cse9 .cse1 .cse2) (or .cse4 .cse5 (not .cse8) .cse2) (or .cse9 .cse1 .cse2 .cse3) (or .cse0 .cse6 .cse2 .cse10) (or (not .cse5) .cse11 .cse2) (or .cse7 .cse8 .cse0 .cse11 .cse2) (or .cse9 .cse6 .cse2 .cse10)))) [2022-12-14 06:01:32,919 INFO L895 garLoopResultBuilder]: At program point L922(lines 922 942) the Hoare annotation is: (let ((.cse51 (= ~pumpRunning~0 0))) (let ((.cse54 (= |old(~pumpRunning~0)| 0)) (.cse55 (select |#memory_int| 1)) (.cse53 (not .cse51)) (.cse52 (not (= |old(~waterLevel~0)| 1))) (.cse8 (= ~methaneLevelCritical~0 0)) (.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (and (or .cse51 (not (= |timeShift_processEnvironment_~tmp~2#1| 0))) (<= 0 |timeShift_processEnvironment_~tmp~2#1|))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse3 (and .cse53 .cse52 .cse8 (not .cse1))) (.cse7 (= ~pumpRunning~0 1)) (.cse10 (not (= (select |#length| 12) 25))) (.cse11 (not (= (select .cse55 0) 48))) (.cse12 (not (= |#NULL.offset| 0))) (.cse13 (not (= 9 (select |#length| 11)))) (.cse14 (not (= 9 (select |#length| 5)))) (.cse15 (not (= 30 (select |#length| 7)))) (.cse16 (not (= 31 (select |#length| 2)))) (.cse17 (not (= (select |#valid| 12) 1))) (.cse18 (not (= 2 (select |#length| 1)))) (.cse19 (not (= 9 (select |#length| 14)))) (.cse20 (not (= 1 ~systemActive~0))) (.cse21 (not (= (select |#length| 15) 25))) (.cse22 (not (= (select |#valid| 6) 1))) (.cse23 (not (< 0 |#StackHeapBarrier|))) (.cse24 (not (= (select |#valid| 3) 1))) (.cse25 (not (= ~head~0.offset 0))) (.cse26 (not (= (select |#valid| 11) 1))) (.cse27 (not (= (select |#length| 9) 21))) (.cse28 (not (= 30 (select |#length| 10)))) (.cse29 (not (= (select |#valid| 15) 1))) (.cse30 (not (= (select |#length| 6) 21))) (.cse31 (not (= 1 (select |#valid| 5)))) (.cse32 (not (= (select |#length| 8) 9))) (.cse33 (not (= (select |#length| 3) 12))) (.cse34 (not (= (select |#valid| 0) 0))) (.cse4 (not .cse8)) (.cse35 (not (= (select .cse55 1) 0))) (.cse36 (not (= (select |#valid| 1) 1))) (.cse37 (not (= (select |#valid| 8) 1))) (.cse38 (not (= 30 (select |#length| 13)))) (.cse39 (not (= (select |#valid| 4) 1))) (.cse40 (not (= |#NULL.base| 0))) (.cse41 (not (= (select |#valid| 7) 1))) (.cse42 (not (= (select |#valid| 10) 1))) (.cse43 (not (= (select |#valid| 14) 1))) (.cse44 (not (= (select |#valid| 13) 1))) (.cse45 (not (= 30 (select |#length| 4)))) (.cse46 (not (= (select |#valid| 2) 1))) (.cse47 (not (= (select |#valid| 9) 1))) (.cse48 (not (= ~head~0.base 0))) (.cse49 (not (= ~cleanupTimeShifts~0 4))) (.cse9 (not (< |old(~waterLevel~0)| 2))) (.cse5 (not (= |old(~pumpRunning~0)| 1))) (.cse0 (not .cse54)) (.cse50 (= ~waterLevel~0 1))) (and (or .cse0 .cse1 (and (<= 1 |timeShift_processEnvironment_~tmp~2#1|) (= |old(~waterLevel~0)| ~waterLevel~0)) .cse2) (or .cse3 .cse4 .cse5 .cse1) (or .cse6 .cse3 .cse4 .cse1) (or .cse0 .cse4 .cse1 .cse7 .cse2) (or .cse6 .cse8 .cse9 .cse1) (or .cse10 .cse0 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse4 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 (and (<= |timeShift_isHighWaterLevel_#res#1| 1) (<= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 0) (= |timeShift_isHighWaterLevel_~tmp~4#1| 0) (<= 0 |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_activatePump_~tmp~3#1| 0) (<= |timeShift_processEnvironment_~tmp~2#1| 1) (<= 1 |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (<= 0 |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (<= |timeShift_isMethaneAlarm_#res#1| 0) (<= |timeShift_isMethaneAlarm_~retValue_acc~1#1| 0) (<= |timeShift_isHighWaterSensorDry_#res#1| 0) (<= 0 |timeShift_isMethaneAlarm_#res#1|) (<= |timeShift_isHighWaterLevel_~retValue_acc~3#1| 1) (<= 0 |timeShift_isMethaneAlarm_~retValue_acc~1#1|) (= ~methaneLevelCritical~0 |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 1) (<= 1 |timeShift_isHighWaterLevel_#res#1|)) .cse45 .cse46 .cse47 .cse48 .cse49 .cse2) (or (not .cse50) .cse51 .cse3 .cse4 .cse1 .cse7) (or (not (<= |old(~waterLevel~0)| 1)) (< ~waterLevel~0 2) .cse1) (or .cse10 .cse0 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse52 .cse20 .cse21 .cse22 .cse23 (and (= |timeShift_processEnvironment_~tmp~2#1| |timeShift_isHighWaterLevel_#res#1|) (= |timeShift_isHighWaterLevel_#res#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| 0) (= |timeShift_isHighWaterSensorDry_~retValue_acc~6#1| 1) (= |timeShift_isHighWaterSensorDry_#res#1| |timeShift_isHighWaterSensorDry_~retValue_acc~6#1|) (= |timeShift_isHighWaterLevel_~tmp~4#1| |timeShift_isHighWaterSensorDry_#res#1|) (= |timeShift_isHighWaterLevel_~tmp___0~1#1| |timeShift_isHighWaterLevel_~retValue_acc~3#1|)) .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse4 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49) (or .cse8 .cse9 .cse5 .cse1) (or .cse53 .cse54 .cse1) (or .cse8 .cse1 (not (= |timeShift___utac_acc__Specification3_spec__1_~tmp~8#1| 0))) (or .cse0 .cse52 .cse1 .cse50))))) [2022-12-14 06:01:32,919 INFO L899 garLoopResultBuilder]: For program point L237-1(lines 236 255) no Hoare annotation was computed. [2022-12-14 06:01:32,920 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 233 256) no Hoare annotation was computed. [2022-12-14 06:01:32,920 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 507) no Hoare annotation was computed. [2022-12-14 06:01:32,920 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2022-12-14 06:01:32,920 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2022-12-14 06:01:32,920 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2022-12-14 06:01:32,920 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2022-12-14 06:01:32,920 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2022-12-14 06:01:32,920 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2022-12-14 06:01:32,920 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2022-12-14 06:01:32,920 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-12-14 06:01:32,920 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2022-12-14 06:01:32,921 INFO L895 garLoopResultBuilder]: At program point L213(lines 164 214) the Hoare annotation is: false [2022-12-14 06:01:32,921 INFO L899 garLoopResultBuilder]: For program point L185(lines 185 191) no Hoare annotation was computed. [2022-12-14 06:01:32,921 INFO L895 garLoopResultBuilder]: At program point L185-1(lines 185 191) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| 1)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (or (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2022-12-14 06:01:32,921 INFO L895 garLoopResultBuilder]: At program point L210(lines 165 212) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| 1)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (or (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methaneLevelCritical~0 1)) .cse1 (not .cse2) .cse3) (and .cse0 .cse2 .cse1 (<= ~waterLevel~0 1) .cse3) (and .cse0 (not (= ~pumpRunning~0 0)) .cse2 .cse1 .cse3))) [2022-12-14 06:01:32,921 INFO L895 garLoopResultBuilder]: At program point L177(line 177) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| 1)) (.cse3 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (or (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methaneLevelCritical~0 1)) .cse1 (not .cse2) .cse3) (and .cse0 .cse2 .cse1 .cse3 (< ~waterLevel~0 2)) (and .cse0 (not (= ~pumpRunning~0 0)) .cse2 .cse1 .cse3))) [2022-12-14 06:01:32,921 INFO L895 garLoopResultBuilder]: At program point L140(lines 140 147) the Hoare annotation is: (let ((.cse0 (select |#memory_int| 1))) (and (= (select |#length| 15) 25) (= 9 (select |#length| 5)) (= (select |#length| 9) 21) (= 30 (select |#length| 7)) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= ~pumpRunning~0 0) (= (select |#valid| 9) 1) (= (select |#length| 12) 25) (= (select |#valid| 11) 1) (= ~methaneLevelCritical~0 0) (= 30 (select |#length| 4)) (= 31 (select |#length| 2)) (= ~head~0.offset 0) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= 2 (select |#length| 1)) (= (select |#length| 8) 9) (= (select |#valid| 3) 1) (= (select |#valid| 7) 1) (= 30 (select |#length| 13)) (= |ULTIMATE.start_valid_product_~retValue_acc~8#1| 1) (= 1 ~systemActive~0) (= 30 (select |#length| 10)) (= (select |#valid| 12) 1) (= (select |#valid| 4) 1) (= (select |#valid| 1) 1) (= (select |#length| 6) 21) (= (select |#valid| 14) 1) (= 9 (select |#length| 14)) (= (select |#valid| 0) 0) (= ~head~0.base 0) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= 9 (select |#length| 11)) (= ~waterLevel~0 1) (= (select .cse0 0) 48) (= |ULTIMATE.start_valid_product_~retValue_acc~8#1| |ULTIMATE.start_valid_product_#res#1|) (= (select |#valid| 6) 1) (= (select .cse0 1) 0) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= (select |#valid| 13) 1) (< 0 |#StackHeapBarrier|) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0))) [2022-12-14 06:01:32,922 INFO L902 garLoopResultBuilder]: At program point L140-2(lines 140 147) the Hoare annotation is: true [2022-12-14 06:01:32,922 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 06:01:32,922 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2022-12-14 06:01:32,922 INFO L895 garLoopResultBuilder]: At program point L203-2(lines 195 208) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| 1)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (or (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2022-12-14 06:01:32,922 INFO L899 garLoopResultBuilder]: For program point L166(lines 165 212) no Hoare annotation was computed. [2022-12-14 06:01:32,922 INFO L895 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0)) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1| 1)) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0))) (or (and .cse0 (or (not (= |old(~methaneLevelCritical~0)| 0)) (= ~methaneLevelCritical~0 1)) .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2))) [2022-12-14 06:01:32,922 INFO L902 garLoopResultBuilder]: At program point L216(lines 155 220) the Hoare annotation is: true [2022-12-14 06:01:32,922 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 181) no Hoare annotation was computed. [2022-12-14 06:01:32,922 INFO L899 garLoopResultBuilder]: For program point L175-1(lines 175 181) no Hoare annotation was computed. [2022-12-14 06:01:32,922 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 423 434) no Hoare annotation was computed. [2022-12-14 06:01:32,922 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 423 434) the Hoare annotation is: (let ((.cse4 (= ~methaneLevelCritical~0 0))) (let ((.cse1 (not .cse4)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~waterLevel~0 1))) (and (or (not .cse0) (= |old(~waterLevel~0)| 1) .cse1 (not (= ~pumpRunning~0 1)) .cse2) (or (not (< |old(~waterLevel~0)| 2)) .cse1 .cse3 .cse2 .cse0) (or (= ~pumpRunning~0 0) .cse3 .cse2 .cse0) (or .cse4 .cse3 .cse2 .cse0)))) [2022-12-14 06:01:32,925 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:01:32,926 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 06:01:32,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 06:01:32 BoogieIcfgContainer [2022-12-14 06:01:32,982 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 06:01:32,983 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 06:01:32,983 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 06:01:32,983 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 06:01:32,983 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:00:42" (3/4) ... [2022-12-14 06:01:32,986 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 06:01:32,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-12-14 06:01:32,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-12-14 06:01:32,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-12-14 06:01:32,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-12-14 06:01:32,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-12-14 06:01:32,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-12-14 06:01:32,994 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2022-12-14 06:01:32,995 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-12-14 06:01:32,995 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 06:01:32,995 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 06:01:32,995 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 06:01:33,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[15] == 25 && 9 == unknown-#length-unknown[5]) && unknown-#length-unknown[9] == 21) && 30 == unknown-#length-unknown[7]) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && pumpRunning == 0) && \valid[9] == 1) && unknown-#length-unknown[12] == 25) && \valid[11] == 1) && methaneLevelCritical == 0) && 30 == unknown-#length-unknown[4]) && 31 == unknown-#length-unknown[2]) && head == 0) && tmp == 1) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[8] == 9) && \valid[3] == 1) && \valid[7] == 1) && 30 == unknown-#length-unknown[13]) && retValue_acc == 1) && 1 == systemActive) && 30 == unknown-#length-unknown[10]) && \valid[12] == 1) && \valid[4] == 1) && \valid[1] == 1) && unknown-#length-unknown[6] == 21) && \valid[14] == 1) && 9 == unknown-#length-unknown[14]) && \valid[0] == 0) && head == 0) && \valid[2] == 1) && #NULL == 0) && 9 == unknown-#length-unknown[11]) && waterLevel == 1) && unknown-#memory_int-unknown[1][0] == 48) && retValue_acc == \result) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && \valid[10] == 1) && \valid[8] == 1) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0 [2022-12-14 06:01:33,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == systemActive && (!(\old(methaneLevelCritical) == 0) || methaneLevelCritical == 1)) && tmp == 1) && !(methaneLevelCritical == 0)) && splverifierCounter == 0) || ((((tmp == systemActive && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 1) && splverifierCounter == 0)) || ((((tmp == systemActive && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && splverifierCounter == 0) [2022-12-14 06:01:33,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 0 || !(\old(pumpRunning) == 1)) || 0 == systemActive) || pumpRunning == 1) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && ((((!(waterLevel == 1) || \old(waterLevel) == 1) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive)) && (((!(methaneLevelCritical == 0) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || pumpRunning == 1)) && (((methaneLevelCritical == 0 || \old(waterLevel) == waterLevel) || 0 == systemActive) || waterLevel == 1)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && ((((!(waterLevel == 1) || \old(waterLevel) == 1) || methaneLevelCritical == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && (((!(methaneLevelCritical == 0) || \old(waterLevel) == waterLevel) || 0 == systemActive) || waterLevel == 1) [2022-12-14 06:01:33,013 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && (!(\old(methaneLevelCritical) == 0) || methaneLevelCritical == 1)) && tmp == 1) && splverifierCounter == 0) || (((tmp == systemActive && methaneLevelCritical == 0) && tmp == 1) && splverifierCounter == 0) [2022-12-14 06:01:33,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((methaneLevelCritical == 0 || !(\old(pumpRunning) == 1)) || 0 == systemActive) || pumpRunning == 1) && ((((((pumpRunning == 0 && !(2 == waterLevel)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || (!(waterLevel == 1) && !(pumpRunning == 0))) || \old(waterLevel) == 2)) && ((((!(\old(waterLevel) < 2) || (pumpRunning == 0 && !(2 == waterLevel))) || !(methaneLevelCritical == 0)) || 0 == systemActive) || (!(waterLevel == 1) && !(pumpRunning == 0)))) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && ((((!(waterLevel == 1) || methaneLevelCritical == 0) || \old(pumpRunning) == 0) || 0 == systemActive) || \old(waterLevel) == 2)) && ((((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || (pumpRunning == 0 && !(2 == waterLevel))) || 0 == systemActive) || (!(waterLevel == 1) && !(pumpRunning == 0)))) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || waterLevel < 2) || 0 == systemActive)) && (((!(methaneLevelCritical == 0) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || pumpRunning == 1)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1)) && (((!(\old(waterLevel) < 2) || !(methaneLevelCritical == 0)) || waterLevel < 2) || 0 == systemActive) [2022-12-14 06:01:33,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) || 0 == systemActive) || pumpRunning == 1) || !(2 <= \old(waterLevel))) && ((((pumpRunning == 0 || methaneLevelCritical == 0) || (!(tmp == 0) && 0 <= tmp)) || !(\old(waterLevel) < 2)) || 0 == systemActive)) && ((!(\old(waterLevel) <= 1) || waterLevel <= 1) || 0 == systemActive)) && (((!(\old(pumpRunning) == 0) || ((1 <= tmp || (waterLevel < 2 && 0 <= tmp)) && \old(waterLevel) == waterLevel)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && (((!(pumpRunning == 0) || methaneLevelCritical == 0) || 0 <= tmp) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((tmp == \result && \result == retValue_acc) && tmp___0 == 0) && retValue_acc == 1) && \result == retValue_acc) && tmp == \result) && tmp___0 == retValue_acc)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && (((((((1 <= tmp || (waterLevel < 2 && 0 <= tmp)) && !(tmp == 0)) && pumpRunning == 1) || (pumpRunning == 0 && 0 <= tmp)) || !(methaneLevelCritical == 0)) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive)))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || ((((((((((((((tmp == \result && \result <= 1) && retValue_acc == \result) && retValue_acc <= 0) && tmp == 0) && 0 <= \result) && tmp <= 1) && 1 <= retValue_acc) && 0 <= retValue_acc) && retValue_acc <= 0) && \result <= 0) && retValue_acc <= 1) && 0 <= retValue_acc) && tmp___0 == 1) && 1 <= \result)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && (((!(methaneLevelCritical == 0) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) [2022-12-14 06:01:33,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((!(\old(pumpRunning) == 0) || 0 == systemActive) || (1 <= tmp && \old(waterLevel) == waterLevel)) || !(2 <= \old(waterLevel))) && ((((((!(pumpRunning == 0) && !(\old(waterLevel) == 1)) && methaneLevelCritical == 0) && !(0 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && (((((pumpRunning == 0 || !(tmp == 0)) && 0 <= tmp) || (((!(pumpRunning == 0) && !(\old(waterLevel) == 1)) && methaneLevelCritical == 0) && !(0 == systemActive))) || !(methaneLevelCritical == 0)) || 0 == systemActive)) && ((((!(\old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) || 0 == systemActive) || pumpRunning == 1) || !(2 <= \old(waterLevel)))) && (((((pumpRunning == 0 || !(tmp == 0)) && 0 <= tmp) || methaneLevelCritical == 0) || !(\old(waterLevel) < 2)) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || ((((((((((((((((\result <= 1 && retValue_acc <= 0) && tmp == 0) && 0 <= \result) && tmp == 0) && tmp <= 1) && 1 <= retValue_acc) && 0 <= retValue_acc) && \result <= 0) && retValue_acc <= 0) && \result <= 0) && 0 <= \result) && retValue_acc <= 1) && 0 <= retValue_acc) && methaneLevelCritical == tmp) && tmp___0 == 1) && 1 <= \result)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && (((((!(waterLevel == 1) || pumpRunning == 0) || (((!(pumpRunning == 0) && !(\old(waterLevel) == 1)) && methaneLevelCritical == 0) && !(0 == systemActive))) || !(methaneLevelCritical == 0)) || 0 == systemActive) || pumpRunning == 1)) && ((!(\old(waterLevel) <= 1) || waterLevel < 2) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((tmp == \result && \result == retValue_acc) && tmp___0 == 0) && retValue_acc == 1) && \result == retValue_acc) && tmp == \result) && tmp___0 == retValue_acc)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && ((methaneLevelCritical == 0 || 0 == systemActive) || !(tmp == 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1) [2022-12-14 06:01:33,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((((((((((((((((\result <= 1 && retValue_acc == \result) && retValue_acc <= 0) && tmp == 0) && 0 <= \result) && tmp___0 <= 2147483647) && tmp == 0) && tmp <= 1) && 1 <= retValue_acc) && retValue_acc == waterLevel) && 0 <= retValue_acc) && \result <= 0) && retValue_acc <= 0) && waterLevel == tmp___0) && \result <= 0) && 0 <= \result) && retValue_acc <= 1) && 0 <= retValue_acc) && methaneLevelCritical == tmp) && tmp___0 == 1) && 1 <= \result)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) && ((((pumpRunning == 0 || !(tmp == 0)) || methaneLevelCritical == 0) || !(\old(waterLevel) < 2)) || 0 == systemActive)) && (((((!(waterLevel == 1) || pumpRunning == 0) || !(methaneLevelCritical == 0)) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) || pumpRunning == 1)) && ((!(\old(waterLevel) <= 1) || waterLevel <= 1) || 0 == systemActive)) && (((!(\old(pumpRunning) == 0) || ((1 <= tmp && (!(methaneLevelCritical == 0) || pumpRunning == 1)) && \old(waterLevel) == waterLevel)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && ((((((((((!(tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) || ((pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive))) || ((methaneLevelCritical == 0 && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) && waterLevel == tmp___0) && 0 <= tmp) || !(methaneLevelCritical == 0)) || ((((((!(tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) || ((pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive))) || ((methaneLevelCritical == 0 && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) && 0 <= tmp) && (!(tmp == 0) || pumpRunning == 1))) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive)))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((tmp == \result && \result == retValue_acc) && tmp___0 == 0) && retValue_acc == 1) && \result == retValue_acc) && tmp == \result) && tmp___0 == retValue_acc)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || 0 <= tmp) || 0 == systemActive)) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && ((methaneLevelCritical == 0 || 0 == systemActive) || !(tmp == 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1)) && (((!(methaneLevelCritical == 0) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) [2022-12-14 06:01:33,014 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) && (((((((((((((((((((((((((((((((((((((((((((((((((tmp == \result && 0 <= retValue_acc) && \result == retValue_acc) && \result == retValue_acc) && \result <= 0) && tmp == \result) && tmp___0 == retValue_acc) && tmp___0 == 1) || !(unknown-#length-unknown[12] == 25)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((((pumpRunning == 0 && !(tmp == 0)) && aux-isMethaneLevelCritical()-aux == methaneLevelCritical) && waterLevel < 2) && 0 <= tmp) || !(\old(waterLevel) < 2)) || 0 == systemActive)) && (\old(pumpRunning) == 0 || 0 == systemActive)) && (((((1 <= tmp && pumpRunning == 0) && aux-isMethaneLevelCritical()-aux == methaneLevelCritical) && \old(waterLevel) == waterLevel) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && ((!(\old(waterLevel) == 1) || 0 == systemActive) || waterLevel == 1) [2022-12-14 06:01:33,015 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(pumpRunning == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive)) || (((((pumpRunning == 0 && !(0 == systemActive)) || (!(tmp == 0) && !(0 == systemActive))) && (!(waterLevel == 1) || pumpRunning == 0)) && waterLevel == tmp___0) && 0 <= tmp)) || (((((pumpRunning == 0 && !(0 == systemActive)) || (!(tmp == 0) && !(0 == systemActive))) && waterLevel == tmp___0) && 0 <= tmp) && pumpRunning == 1)) || 0 == systemActive) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || (((((((((((((((((((\result <= 1 && retValue_acc == \result) && retValue_acc <= 0) && tmp == 0) && 0 <= \result) && tmp___0 <= 2147483647) && tmp == 0) && tmp <= 1) && 1 <= retValue_acc) && retValue_acc == waterLevel) && 0 <= retValue_acc) && \result <= 0) && retValue_acc <= 0) && \result <= 0) && 0 <= \result) && retValue_acc <= 1) && 0 <= retValue_acc) && methaneLevelCritical == tmp) && tmp___0 == 1) && 1 <= \result)) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && (((!(\old(pumpRunning) == 0) || (((1 <= tmp && \old(waterLevel) == waterLevel) && waterLevel == tmp___0) && pumpRunning == 1)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && (methaneLevelCritical == 0 || 0 == systemActive)) && ((!(\old(waterLevel) <= 1) || (tmp___0 <= 1 && waterLevel <= 1)) || 0 == systemActive)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((tmp == \result && \result == retValue_acc) && tmp___0 == 0) && retValue_acc == 1) && \result == retValue_acc) && tmp == \result) && tmp___0 == retValue_acc)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1)) && ((((!(pumpRunning == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive)) || !(\old(pumpRunning) == 1)) || 0 == systemActive) [2022-12-14 06:01:33,030 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 06:01:33,030 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 06:01:33,030 INFO L158 Benchmark]: Toolchain (without parser) took 51028.13ms. Allocated memory was 111.1MB in the beginning and 408.9MB in the end (delta: 297.8MB). Free memory was 58.6MB in the beginning and 361.6MB in the end (delta: -303.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:01:33,031 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:01:33,031 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.30ms. Allocated memory is still 111.1MB. Free memory was 58.3MB in the beginning and 40.0MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 06:01:33,031 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.23ms. Allocated memory is still 111.1MB. Free memory was 39.7MB in the beginning and 81.9MB in the end (delta: -42.2MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-12-14 06:01:33,031 INFO L158 Benchmark]: Boogie Preprocessor took 25.50ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 81.9MB in the beginning and 106.5MB in the end (delta: -24.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-12-14 06:01:33,031 INFO L158 Benchmark]: RCFGBuilder took 385.87ms. Allocated memory is still 134.2MB. Free memory was 106.5MB in the beginning and 82.7MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 06:01:33,031 INFO L158 Benchmark]: TraceAbstraction took 50223.63ms. Allocated memory was 134.2MB in the beginning and 408.9MB in the end (delta: 274.7MB). Free memory was 82.0MB in the beginning and 366.9MB in the end (delta: -284.8MB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. [2022-12-14 06:01:33,032 INFO L158 Benchmark]: Witness Printer took 47.47ms. Allocated memory is still 408.9MB. Free memory was 366.9MB in the beginning and 361.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 06:01:33,033 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.30ms. Allocated memory is still 111.1MB. Free memory was 58.3MB in the beginning and 40.0MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.23ms. Allocated memory is still 111.1MB. Free memory was 39.7MB in the beginning and 81.9MB in the end (delta: -42.2MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.50ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 81.9MB in the beginning and 106.5MB in the end (delta: -24.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * RCFGBuilder took 385.87ms. Allocated memory is still 134.2MB. Free memory was 106.5MB in the beginning and 82.7MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 50223.63ms. Allocated memory was 134.2MB in the beginning and 408.9MB in the end (delta: 274.7MB). Free memory was 82.0MB in the beginning and 366.9MB in the end (delta: -284.8MB). Peak memory consumption was 230.7MB. Max. memory is 16.1GB. * Witness Printer took 47.47ms. Allocated memory is still 408.9MB. Free memory was 366.9MB in the beginning and 361.6MB 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: 507]: 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 7 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 50.1s, OverallIterations: 12, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 28.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 933 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 903 mSDsluCounter, 2362 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1759 mSDsCounter, 338 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2995 IncrementalHoareTripleChecker+Invalid, 3333 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 338 mSolverCounterUnsat, 603 mSDtfsCounter, 2995 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 608 GetRequests, 397 SyntacticMatches, 2 SemanticMatches, 209 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2801 ImplicationChecksByTransitivity, 11.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=614occurred in iteration=11, InterpolantAutomatonStates: 140, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 572 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 1506 PreInvPairs, 2102 NumberOfFragments, 6348 HoareAnnotationTreeSize, 1506 FomulaSimplifications, 7847 FormulaSimplificationTreeSizeReduction, 5.2s HoareSimplificationTime, 31 FomulaSimplificationsInter, 439197 FormulaSimplificationTreeSizeReductionInter, 23.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 678 NumberOfCodeBlocks, 678 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 743 ConstructedInterpolants, 0 QuantifiedInterpolants, 2257 SizeOfPredicates, 58 NumberOfNonLiveVariables, 1356 ConjunctsInSsa, 116 ConjunctsInUnsatCore, 19 InterpolantComputations, 10 PerfectInterpolantSequences, 165/221 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: 0.9s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 29, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 23, TOOLS_POST_TIME: 0.3s, TOOLS_POST_CALL_APPLICATIONS: 10, TOOLS_POST_CALL_TIME: 0.3s, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME: 0.1s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 39, TOOLS_QUANTIFIERELIM_TIME: 0.6s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 68, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME: 0.1s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 29, DOMAIN_ISBOTTOM_TIME: 0.0s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 2, 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: 275, DAG_COMPRESSION_RETAINED_NODES: 78, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 922]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(pumpRunning) == 0) || 0 == systemActive) || (1 <= tmp && \old(waterLevel) == waterLevel)) || !(2 <= \old(waterLevel))) && ((((((!(pumpRunning == 0) && !(\old(waterLevel) == 1)) && methaneLevelCritical == 0) && !(0 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && (((((pumpRunning == 0 || !(tmp == 0)) && 0 <= tmp) || (((!(pumpRunning == 0) && !(\old(waterLevel) == 1)) && methaneLevelCritical == 0) && !(0 == systemActive))) || !(methaneLevelCritical == 0)) || 0 == systemActive)) && ((((!(\old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) || 0 == systemActive) || pumpRunning == 1) || !(2 <= \old(waterLevel)))) && (((((pumpRunning == 0 || !(tmp == 0)) && 0 <= tmp) || methaneLevelCritical == 0) || !(\old(waterLevel) < 2)) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || ((((((((((((((((\result <= 1 && retValue_acc <= 0) && tmp == 0) && 0 <= \result) && tmp == 0) && tmp <= 1) && 1 <= retValue_acc) && 0 <= retValue_acc) && \result <= 0) && retValue_acc <= 0) && \result <= 0) && 0 <= \result) && retValue_acc <= 1) && 0 <= retValue_acc) && methaneLevelCritical == tmp) && tmp___0 == 1) && 1 <= \result)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && (((((!(waterLevel == 1) || pumpRunning == 0) || (((!(pumpRunning == 0) && !(\old(waterLevel) == 1)) && methaneLevelCritical == 0) && !(0 == systemActive))) || !(methaneLevelCritical == 0)) || 0 == systemActive) || pumpRunning == 1)) && ((!(\old(waterLevel) <= 1) || waterLevel < 2) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((tmp == \result && \result == retValue_acc) && tmp___0 == 0) && retValue_acc == 1) && \result == retValue_acc) && tmp == \result) && tmp___0 == retValue_acc)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && ((methaneLevelCritical == 0 || 0 == systemActive) || !(tmp == 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 928]: Loop Invariant Derived loop invariant: ((((((((((((!(pumpRunning == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive)) || (((((pumpRunning == 0 && !(0 == systemActive)) || (!(tmp == 0) && !(0 == systemActive))) && (!(waterLevel == 1) || pumpRunning == 0)) && waterLevel == tmp___0) && 0 <= tmp)) || (((((pumpRunning == 0 && !(0 == systemActive)) || (!(tmp == 0) && !(0 == systemActive))) && waterLevel == tmp___0) && 0 <= tmp) && pumpRunning == 1)) || 0 == systemActive) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || (((((((((((((((((((\result <= 1 && retValue_acc == \result) && retValue_acc <= 0) && tmp == 0) && 0 <= \result) && tmp___0 <= 2147483647) && tmp == 0) && tmp <= 1) && 1 <= retValue_acc) && retValue_acc == waterLevel) && 0 <= retValue_acc) && \result <= 0) && retValue_acc <= 0) && \result <= 0) && 0 <= \result) && retValue_acc <= 1) && 0 <= retValue_acc) && methaneLevelCritical == tmp) && tmp___0 == 1) && 1 <= \result)) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && (((!(\old(pumpRunning) == 0) || (((1 <= tmp && \old(waterLevel) == waterLevel) && waterLevel == tmp___0) && pumpRunning == 1)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && (methaneLevelCritical == 0 || 0 == systemActive)) && ((!(\old(waterLevel) <= 1) || (tmp___0 <= 1 && waterLevel <= 1)) || 0 == systemActive)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && ((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((tmp == \result && \result == retValue_acc) && tmp___0 == 0) && retValue_acc == 1) && \result == retValue_acc) && tmp == \result) && tmp___0 == retValue_acc)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1)) && ((((!(pumpRunning == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive)) || !(\old(pumpRunning) == 1)) || 0 == systemActive) - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: 0 == systemActive - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((((((((((((((((\result <= 1 && retValue_acc == \result) && retValue_acc <= 0) && tmp == 0) && 0 <= \result) && tmp___0 <= 2147483647) && tmp == 0) && tmp <= 1) && 1 <= retValue_acc) && retValue_acc == waterLevel) && 0 <= retValue_acc) && \result <= 0) && retValue_acc <= 0) && waterLevel == tmp___0) && \result <= 0) && 0 <= \result) && retValue_acc <= 1) && 0 <= retValue_acc) && methaneLevelCritical == tmp) && tmp___0 == 1) && 1 <= \result)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel))) && ((((pumpRunning == 0 || !(tmp == 0)) || methaneLevelCritical == 0) || !(\old(waterLevel) < 2)) || 0 == systemActive)) && (((((!(waterLevel == 1) || pumpRunning == 0) || !(methaneLevelCritical == 0)) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) || pumpRunning == 1)) && ((!(\old(waterLevel) <= 1) || waterLevel <= 1) || 0 == systemActive)) && (((!(\old(pumpRunning) == 0) || ((1 <= tmp && (!(methaneLevelCritical == 0) || pumpRunning == 1)) && \old(waterLevel) == waterLevel)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && ((((((((((!(tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) || ((pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive))) || ((methaneLevelCritical == 0 && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) && waterLevel == tmp___0) && 0 <= tmp) || !(methaneLevelCritical == 0)) || ((((((!(tmp == 0) && methaneLevelCritical == 0) && !(0 == systemActive)) || ((pumpRunning == 0 && methaneLevelCritical == 0) && !(0 == systemActive))) || ((methaneLevelCritical == 0 && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) && 0 <= tmp) && (!(tmp == 0) || pumpRunning == 1))) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive)))) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((tmp == \result && \result == retValue_acc) && tmp___0 == 0) && retValue_acc == 1) && \result == retValue_acc) && tmp == \result) && tmp___0 == retValue_acc)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || 0 <= tmp) || 0 == systemActive)) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && ((methaneLevelCritical == 0 || 0 == systemActive) || !(tmp == 0))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1)) && (((!(methaneLevelCritical == 0) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((((((((unknown-#length-unknown[15] == 25 && 9 == unknown-#length-unknown[5]) && unknown-#length-unknown[9] == 21) && 30 == unknown-#length-unknown[7]) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && \valid[15] == 1) && pumpRunning == 0) && \valid[9] == 1) && unknown-#length-unknown[12] == 25) && \valid[11] == 1) && methaneLevelCritical == 0) && 30 == unknown-#length-unknown[4]) && 31 == unknown-#length-unknown[2]) && head == 0) && tmp == 1) && 2 == unknown-#length-unknown[1]) && unknown-#length-unknown[8] == 9) && \valid[3] == 1) && \valid[7] == 1) && 30 == unknown-#length-unknown[13]) && retValue_acc == 1) && 1 == systemActive) && 30 == unknown-#length-unknown[10]) && \valid[12] == 1) && \valid[4] == 1) && \valid[1] == 1) && unknown-#length-unknown[6] == 21) && \valid[14] == 1) && 9 == unknown-#length-unknown[14]) && \valid[0] == 0) && head == 0) && \valid[2] == 1) && #NULL == 0) && 9 == unknown-#length-unknown[11]) && waterLevel == 1) && unknown-#memory_int-unknown[1][0] == 48) && retValue_acc == \result) && \valid[6] == 1) && unknown-#memory_int-unknown[1][1] == 0) && \valid[10] == 1) && \valid[8] == 1) && \valid[13] == 1) && 0 < unknown-#StackHeapBarrier-unknown) && cleanupTimeShifts == 4) && #NULL == 0 - InvariantResult [Line: 265]: Loop Invariant Derived loop invariant: ((((((((((((((!(\old(pumpRunning) == 0) || !(methaneLevelCritical == 0)) || 0 == systemActive) || pumpRunning == 1) || !(2 <= \old(waterLevel))) && ((((pumpRunning == 0 || methaneLevelCritical == 0) || (!(tmp == 0) && 0 <= tmp)) || !(\old(waterLevel) < 2)) || 0 == systemActive)) && ((!(\old(waterLevel) <= 1) || waterLevel <= 1) || 0 == systemActive)) && (((!(\old(pumpRunning) == 0) || ((1 <= tmp || (waterLevel < 2 && 0 <= tmp)) && \old(waterLevel) == waterLevel)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && (((!(pumpRunning == 0) || methaneLevelCritical == 0) || 0 <= tmp) || 0 == systemActive)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || ((((((tmp == \result && \result == retValue_acc) && tmp___0 == 0) && retValue_acc == 1) && \result == retValue_acc) && tmp == \result) && tmp___0 == retValue_acc)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4))) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && (((((((1 <= tmp || (waterLevel < 2 && 0 <= tmp)) && !(tmp == 0)) && pumpRunning == 1) || (pumpRunning == 0 && 0 <= tmp)) || !(methaneLevelCritical == 0)) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive)))) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1)) && (((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(\old(pumpRunning) == 0)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || ((((((((((((((tmp == \result && \result <= 1) && retValue_acc == \result) && retValue_acc <= 0) && tmp == 0) && 0 <= \result) && tmp <= 1) && 1 <= retValue_acc) && 0 <= retValue_acc) && retValue_acc <= 0) && \result <= 0) && retValue_acc <= 1) && 0 <= retValue_acc) && tmp___0 == 1) && 1 <= \result)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && (((!(methaneLevelCritical == 0) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || (((!(pumpRunning == 0) && methaneLevelCritical == 0) && (!(\old(waterLevel) == 1) || 2 <= waterLevel)) && !(0 == systemActive))) - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: (((((tmp == systemActive && (!(\old(methaneLevelCritical) == 0) || methaneLevelCritical == 1)) && tmp == 1) && !(methaneLevelCritical == 0)) && splverifierCounter == 0) || ((((tmp == systemActive && methaneLevelCritical == 0) && tmp == 1) && waterLevel <= 1) && splverifierCounter == 0)) || ((((tmp == systemActive && !(pumpRunning == 0)) && methaneLevelCritical == 0) && tmp == 1) && splverifierCounter == 0) - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (((tmp == systemActive && (!(\old(methaneLevelCritical) == 0) || methaneLevelCritical == 1)) && tmp == 1) && splverifierCounter == 0) || (((tmp == systemActive && methaneLevelCritical == 0) && tmp == 1) && splverifierCounter == 0) - InvariantResult [Line: 269]: Loop Invariant Derived loop invariant: ((((((((((((methaneLevelCritical == 0 || !(\old(pumpRunning) == 1)) || 0 == systemActive) || pumpRunning == 1) && ((((((pumpRunning == 0 && !(2 == waterLevel)) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || (!(waterLevel == 1) && !(pumpRunning == 0))) || \old(waterLevel) == 2)) && ((((!(\old(waterLevel) < 2) || (pumpRunning == 0 && !(2 == waterLevel))) || !(methaneLevelCritical == 0)) || 0 == systemActive) || (!(waterLevel == 1) && !(pumpRunning == 0)))) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && ((((!(waterLevel == 1) || methaneLevelCritical == 0) || \old(pumpRunning) == 0) || 0 == systemActive) || \old(waterLevel) == 2)) && ((((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || (pumpRunning == 0 && !(2 == waterLevel))) || 0 == systemActive) || (!(waterLevel == 1) && !(pumpRunning == 0)))) && (((methaneLevelCritical == 0 || !(\old(waterLevel) < 2)) || waterLevel < 2) || 0 == systemActive)) && (((!(methaneLevelCritical == 0) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || pumpRunning == 1)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && (((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive) || waterLevel == 1)) && (((!(\old(waterLevel) < 2) || !(methaneLevelCritical == 0)) || waterLevel < 2) || 0 == systemActive) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((!(unknown-#length-unknown[12] == 25) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) && (((((((((((((((((((((((((((((((((((((((((((((((((tmp == \result && 0 <= retValue_acc) && \result == retValue_acc) && \result == retValue_acc) && \result <= 0) && tmp == \result) && tmp___0 == retValue_acc) && tmp___0 == 1) || !(unknown-#length-unknown[12] == 25)) || !(unknown-#memory_int-unknown[1][0] == 48)) || !(#NULL == 0)) || !(9 == unknown-#length-unknown[11])) || !(9 == unknown-#length-unknown[5])) || !(30 == unknown-#length-unknown[7])) || !(31 == unknown-#length-unknown[2])) || !(\valid[12] == 1)) || !(2 == unknown-#length-unknown[1])) || !(9 == unknown-#length-unknown[14])) || !(1 == systemActive)) || !(unknown-#length-unknown[15] == 25)) || !(\valid[6] == 1)) || !(0 < unknown-#StackHeapBarrier-unknown)) || !(\valid[3] == 1)) || !(head == 0)) || !(\valid[11] == 1)) || !(unknown-#length-unknown[9] == 21)) || !(30 == unknown-#length-unknown[10])) || !(\valid[15] == 1)) || !(unknown-#length-unknown[6] == 21)) || !(1 == \valid[5])) || !(unknown-#length-unknown[8] == 9)) || !(unknown-#length-unknown[3] == 12)) || !(\valid[0] == 0)) || !(methaneLevelCritical == 0)) || !(unknown-#memory_int-unknown[1][1] == 0)) || !(\valid[1] == 1)) || !(\valid[8] == 1)) || !(30 == unknown-#length-unknown[13])) || !(\valid[4] == 1)) || !(#NULL == 0)) || !(\valid[7] == 1)) || !(\valid[10] == 1)) || !(\valid[14] == 1)) || !(\valid[13] == 1)) || !(30 == unknown-#length-unknown[4])) || !(\valid[2] == 1)) || !(\valid[9] == 1)) || !(head == 0)) || !(cleanupTimeShifts == 4)) || !(2 <= \old(waterLevel)))) && ((((((pumpRunning == 0 && !(tmp == 0)) && aux-isMethaneLevelCritical()-aux == methaneLevelCritical) && waterLevel < 2) && 0 <= tmp) || !(\old(waterLevel) < 2)) || 0 == systemActive)) && (\old(pumpRunning) == 0 || 0 == systemActive)) && (((((1 <= tmp && pumpRunning == 0) && aux-isMethaneLevelCritical()-aux == methaneLevelCritical) && \old(waterLevel) == waterLevel) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && ((!(\old(waterLevel) == 1) || 0 == systemActive) || waterLevel == 1) - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 0 || !(\old(pumpRunning) == 1)) || 0 == systemActive) || pumpRunning == 1) && (((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || 0 == systemActive) || !(2 <= \old(waterLevel)))) && ((((!(waterLevel == 1) || \old(waterLevel) == 1) || !(methaneLevelCritical == 0)) || !(\old(pumpRunning) == 1)) || 0 == systemActive)) && (((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(\old(waterLevel) == 1)) || 0 == systemActive)) && (((!(methaneLevelCritical == 0) || !(\old(pumpRunning) == 1)) || 0 == systemActive) || pumpRunning == 1)) && (((methaneLevelCritical == 0 || \old(waterLevel) == waterLevel) || 0 == systemActive) || waterLevel == 1)) && ((!(pumpRunning == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && ((((!(waterLevel == 1) || \old(waterLevel) == 1) || methaneLevelCritical == 0) || \old(pumpRunning) == 0) || 0 == systemActive)) && (((!(methaneLevelCritical == 0) || \old(waterLevel) == waterLevel) || 0 == systemActive) || waterLevel == 1) RESULT: Ultimate proved your program to be correct! [2022-12-14 06:01:33,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44582547-e1e3-4f76-abf3-444433ec3734/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE