./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product24.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_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 19:13:24,823 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:13:24,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:13:24,839 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:13:24,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:13:24,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:13:24,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:13:24,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:13:24,843 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:13:24,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:13:24,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:13:24,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:13:24,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:13:24,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:13:24,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:13:24,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:13:24,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:13:24,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:13:24,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:13:24,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:13:24,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:13:24,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:13:24,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:13:24,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:13:24,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:13:24,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:13:24,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:13:24,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:13:24,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:13:24,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:13:24,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:13:24,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:13:24,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:13:24,858 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:13:24,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:13:24,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:13:24,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:13:24,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:13:24,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:13:24,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:13:24,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:13:24,861 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 19:13:24,874 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:13:24,874 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:13:24,875 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:13:24,875 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:13:24,875 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:13:24,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:13:24,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:13:24,876 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:13:24,876 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:13:24,876 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:13:24,876 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:13:24,876 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:13:24,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:13:24,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:13:24,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 19:13:24,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:13:24,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 19:13:24,885 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:13:24,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:13:24,885 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:13:24,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 19:13:24,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:13:24,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:13:24,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:13:24,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:13:24,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:13:24,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:13:24,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 19:13:24,886 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:13:24,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:13:24,887 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:13:24,887 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 19:13:24,887 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:13:24,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:13:24,887 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:13:24,888 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 [2022-12-13 19:13:25,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:13:25,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:13:25,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:13:25,102 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:13:25,103 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:13:25,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2022-12-13 19:13:27,608 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:13:27,782 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:13:27,782 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2022-12-13 19:13:27,790 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/data/ac4dec134/6f3835dfbd2b45b48fad9ff7b0804801/FLAGb931034fc [2022-12-13 19:13:28,186 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/data/ac4dec134/6f3835dfbd2b45b48fad9ff7b0804801 [2022-12-13 19:13:28,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:13:28,190 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:13:28,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:13:28,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:13:28,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:13:28,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3f7e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28, skipping insertion in model container [2022-12-13 19:13:28,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:13:28,232 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:13:28,402 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_37fe929d-3eac-42dd-953b-ecf40fab190e/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2022-12-13 19:13:28,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:13:28,414 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:13:28,461 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_37fe929d-3eac-42dd-953b-ecf40fab190e/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2022-12-13 19:13:28,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:13:28,474 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:13:28,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28 WrapperNode [2022-12-13 19:13:28,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:13:28,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:13:28,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:13:28,476 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:13:28,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,509 INFO L138 Inliner]: procedures = 57, calls = 103, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 200 [2022-12-13 19:13:28,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:13:28,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:13:28,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:13:28,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:13:28,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,527 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,528 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,529 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:13:28,530 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:13:28,530 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:13:28,530 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:13:28,531 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (1/1) ... [2022-12-13 19:13:28,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:13:28,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:13:28,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:13:28,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:13:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:13:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-12-13 19:13:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-12-13 19:13:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-12-13 19:13:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-12-13 19:13:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-12-13 19:13:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-12-13 19:13:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-12-13 19:13:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-12-13 19:13:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2022-12-13 19:13:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2022-12-13 19:13:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-12-13 19:13:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-12-13 19:13:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-12-13 19:13:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-12-13 19:13:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:13:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-12-13 19:13:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-12-13 19:13:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:13:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:13:28,653 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:13:28,655 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:13:28,857 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:13:28,862 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:13:28,862 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 19:13:28,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:13:28 BoogieIcfgContainer [2022-12-13 19:13:28,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:13:28,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:13:28,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:13:28,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:13:28,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:13:28" (1/3) ... [2022-12-13 19:13:28,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265884a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:13:28, skipping insertion in model container [2022-12-13 19:13:28,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:13:28" (2/3) ... [2022-12-13 19:13:28,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@265884a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:13:28, skipping insertion in model container [2022-12-13 19:13:28,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:13:28" (3/3) ... [2022-12-13 19:13:28,871 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product24.cil.c [2022-12-13 19:13:28,885 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:13:28,885 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 19:13:28,921 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:13:28,925 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@281f1e52, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:13:28,926 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 19:13:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-12-13 19:13:28,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-13 19:13:28,937 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:13:28,938 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:13:28,938 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:13:28,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:13:28,942 INFO L85 PathProgramCache]: Analyzing trace with hash -807761823, now seen corresponding path program 1 times [2022-12-13 19:13:28,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:13:28,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315310243] [2022-12-13 19:13:28,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:13:28,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:13:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 19:13:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 19:13:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:13:29,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:13:29,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315310243] [2022-12-13 19:13:29,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315310243] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:13:29,081 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:13:29,081 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:13:29,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171967744] [2022-12-13 19:13:29,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:13:29,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 19:13:29,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:13:29,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 19:13:29,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 19:13:29,117 INFO L87 Difference]: Start difference. First operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 19:13:29,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:13:29,141 INFO L93 Difference]: Finished difference Result 185 states and 250 transitions. [2022-12-13 19:13:29,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 19:13:29,142 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2022-12-13 19:13:29,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:13:29,148 INFO L225 Difference]: With dead ends: 185 [2022-12-13 19:13:29,148 INFO L226 Difference]: Without dead ends: 88 [2022-12-13 19:13:29,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 19:13:29,153 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:13:29,153 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:13:29,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-12-13 19:13:29,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2022-12-13 19:13:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 65 states have (on average 1.2923076923076924) internal successors, (84), 73 states have internal predecessors, (84), 15 states have call successors, (15), 8 states have call predecessors, (15), 7 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-12-13 19:13:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 113 transitions. [2022-12-13 19:13:29,183 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 113 transitions. Word has length 32 [2022-12-13 19:13:29,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:13:29,183 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 113 transitions. [2022-12-13 19:13:29,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 19:13:29,184 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2022-12-13 19:13:29,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-13 19:13:29,185 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:13:29,185 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:13:29,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 19:13:29,186 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:13:29,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:13:29,186 INFO L85 PathProgramCache]: Analyzing trace with hash 2014234446, now seen corresponding path program 1 times [2022-12-13 19:13:29,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:13:29,187 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776871752] [2022-12-13 19:13:29,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:13:29,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:13:29,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-12-13 19:13:29,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 19:13:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:13:29,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:13:29,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776871752] [2022-12-13 19:13:29,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776871752] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:13:29,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:13:29,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:13:29,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809812166] [2022-12-13 19:13:29,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:13:29,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:13:29,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:13:29,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:13:29,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:13:29,267 INFO L87 Difference]: Start difference. First operand 88 states and 113 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 19:13:29,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:13:29,280 INFO L93 Difference]: Finished difference Result 136 states and 174 transitions. [2022-12-13 19:13:29,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:13:29,281 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-12-13 19:13:29,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:13:29,282 INFO L225 Difference]: With dead ends: 136 [2022-12-13 19:13:29,282 INFO L226 Difference]: Without dead ends: 79 [2022-12-13 19:13:29,282 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:13:29,283 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 17 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:13:29,283 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 178 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:13:29,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2022-12-13 19:13:29,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2022-12-13 19:13:29,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 59 states have (on average 1.305084745762712) internal successors, (77), 67 states have internal predecessors, (77), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-12-13 19:13:29,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2022-12-13 19:13:29,290 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 33 [2022-12-13 19:13:29,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:13:29,291 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2022-12-13 19:13:29,291 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 19:13:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2022-12-13 19:13:29,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-13 19:13:29,292 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:13:29,292 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:13:29,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 19:13:29,292 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:13:29,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:13:29,293 INFO L85 PathProgramCache]: Analyzing trace with hash -614478798, now seen corresponding path program 1 times [2022-12-13 19:13:29,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:13:29,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826600198] [2022-12-13 19:13:29,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:13:29,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:13:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-12-13 19:13:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 19:13:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 19:13:29,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:13:29,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826600198] [2022-12-13 19:13:29,387 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826600198] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:13:29,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:13:29,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 19:13:29,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724898228] [2022-12-13 19:13:29,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:13:29,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 19:13:29,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:13:29,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:13:29,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:13:29,388 INFO L87 Difference]: Start difference. First operand 79 states and 101 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 19:13:29,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:13:29,473 INFO L93 Difference]: Finished difference Result 197 states and 256 transitions. [2022-12-13 19:13:29,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:13:29,474 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2022-12-13 19:13:29,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:13:29,476 INFO L225 Difference]: With dead ends: 197 [2022-12-13 19:13:29,476 INFO L226 Difference]: Without dead ends: 126 [2022-12-13 19:13:29,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 19:13:29,478 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 162 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:13:29,479 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 347 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:13:29,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2022-12-13 19:13:29,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2022-12-13 19:13:29,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 92 states have (on average 1.326086956521739) internal successors, (122), 103 states have internal predecessors, (122), 18 states have call successors, (18), 12 states have call predecessors, (18), 12 states have return successors, (19), 13 states have call predecessors, (19), 18 states have call successors, (19) [2022-12-13 19:13:29,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 159 transitions. [2022-12-13 19:13:29,498 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 159 transitions. Word has length 38 [2022-12-13 19:13:29,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:13:29,499 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 159 transitions. [2022-12-13 19:13:29,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 19:13:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2022-12-13 19:13:29,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-13 19:13:29,501 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 19:13:29,501 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:13:29,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 19:13:29,502 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 19:13:29,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:13:29,502 INFO L85 PathProgramCache]: Analyzing trace with hash 10293682, now seen corresponding path program 1 times [2022-12-13 19:13:29,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:13:29,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248732042] [2022-12-13 19:13:29,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:13:29,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:13:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-12-13 19:13:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-12-13 19:13:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:13:29,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-13 19:13:29,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:13:29,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248732042] [2022-12-13 19:13:29,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248732042] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:13:29,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:13:29,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:13:29,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15527478] [2022-12-13 19:13:29,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:13:29,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 19:13:29,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:13:29,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:13:29,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:13:29,615 INFO L87 Difference]: Start difference. First operand 123 states and 159 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 19:13:29,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:13:29,691 INFO L93 Difference]: Finished difference Result 216 states and 283 transitions. [2022-12-13 19:13:29,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:13:29,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2022-12-13 19:13:29,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 19:13:29,692 INFO L225 Difference]: With dead ends: 216 [2022-12-13 19:13:29,692 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 19:13:29,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-13 19:13:29,695 INFO L413 NwaCegarLoop]: 63 mSDtfsCounter, 62 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 19:13:29,696 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 230 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 19:13:29,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 19:13:29,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 19:13:29,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:13:29,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 19:13:29,697 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-12-13 19:13:29,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 19:13:29,698 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:13:29,698 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 19:13:29,698 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 19:13:29,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 19:13:29,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 19:13:29,701 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 19:13:29,702 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 19:13:29,969 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 389 396) no Hoare annotation was computed. [2022-12-13 19:13:29,969 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 389 396) the Hoare annotation is: true [2022-12-13 19:13:29,969 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 389 396) no Hoare annotation was computed. [2022-12-13 19:13:29,970 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 322 328) no Hoare annotation was computed. [2022-12-13 19:13:29,970 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 322 328) the Hoare annotation is: true [2022-12-13 19:13:29,970 INFO L899 garLoopResultBuilder]: For program point L191-1(lines 187 198) no Hoare annotation was computed. [2022-12-13 19:13:29,970 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 187 198) the Hoare annotation is: true [2022-12-13 19:13:29,970 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 187 198) no Hoare annotation was computed. [2022-12-13 19:13:29,970 INFO L899 garLoopResultBuilder]: For program point L985(line 985) no Hoare annotation was computed. [2022-12-13 19:13:29,971 INFO L895 garLoopResultBuilder]: At program point L370(line 370) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 19:13:29,971 INFO L895 garLoopResultBuilder]: At program point L366(line 366) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 19:13:29,971 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 295 321) no Hoare annotation was computed. [2022-12-13 19:13:29,971 INFO L895 garLoopResultBuilder]: At program point L961(line 961) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 19:13:29,972 INFO L899 garLoopResultBuilder]: For program point L961-1(line 961) no Hoare annotation was computed. [2022-12-13 19:13:29,972 INFO L895 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-12-13 19:13:29,972 INFO L895 garLoopResultBuilder]: At program point L375-1(lines 356 380) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-12-13 19:13:29,972 INFO L895 garLoopResultBuilder]: At program point getWaterLevel_returnLabel#1(lines 231 239) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 19:13:29,972 INFO L899 garLoopResultBuilder]: For program point L309-1(lines 309 315) no Hoare annotation was computed. [2022-12-13 19:13:29,972 INFO L895 garLoopResultBuilder]: At program point L946(line 946) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 19:13:29,973 INFO L899 garLoopResultBuilder]: For program point L946-1(line 946) no Hoare annotation was computed. [2022-12-13 19:13:29,973 INFO L899 garLoopResultBuilder]: For program point L302(lines 302 308) no Hoare annotation was computed. [2022-12-13 19:13:29,973 INFO L899 garLoopResultBuilder]: For program point L302-2(lines 298 320) no Hoare annotation was computed. [2022-12-13 19:13:29,973 INFO L899 garLoopResultBuilder]: For program point L364(lines 364 372) no Hoare annotation was computed. [2022-12-13 19:13:29,973 INFO L895 garLoopResultBuilder]: At program point __automaton_fail_returnLabel#1(lines 981 988) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 19:13:29,973 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 295 321) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 19:13:29,974 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 377) no Hoare annotation was computed. [2022-12-13 19:13:29,974 INFO L899 garLoopResultBuilder]: For program point L963(lines 963 973) no Hoare annotation was computed. [2022-12-13 19:13:29,974 INFO L899 garLoopResultBuilder]: For program point L959(lines 959 976) no Hoare annotation was computed. [2022-12-13 19:13:29,974 INFO L895 garLoopResultBuilder]: At program point L959-1(lines 951 979) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 19:13:29,974 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__2_returnLabel#1(lines 941 950) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-12-13 19:13:29,974 INFO L895 garLoopResultBuilder]: At program point isMethaneLevelCritical_returnLabel#1(lines 199 207) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 19:13:29,975 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 295 321) no Hoare annotation was computed. [2022-12-13 19:13:29,975 INFO L895 garLoopResultBuilder]: At program point isMethaneAlarm_returnLabel#1(lines 397 407) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 19:13:29,975 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2022-12-13 19:13:29,975 INFO L899 garLoopResultBuilder]: For program point L167(lines 167 171) no Hoare annotation was computed. [2022-12-13 19:13:29,975 INFO L895 garLoopResultBuilder]: At program point L167-2(lines 163 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-12-13 19:13:29,975 INFO L899 garLoopResultBuilder]: For program point L964(lines 964 970) no Hoare annotation was computed. [2022-12-13 19:13:29,976 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2022-12-13 19:13:29,976 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2022-12-13 19:13:29,976 INFO L899 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2022-12-13 19:13:29,976 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2022-12-13 19:13:29,976 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2022-12-13 19:13:29,977 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2022-12-13 19:13:29,977 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2022-12-13 19:13:29,977 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2022-12-13 19:13:29,977 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-12-13 19:13:29,977 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2022-12-13 19:13:29,977 INFO L895 garLoopResultBuilder]: At program point startSystem_returnLabel#1(lines 487 494) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2022-12-13 19:13:29,978 INFO L902 garLoopResultBuilder]: At program point runTest_returnLabel#1(lines 118 128) the Hoare annotation is: true [2022-12-13 19:13:29,978 INFO L895 garLoopResultBuilder]: At program point L556(lines 505 557) the Hoare annotation is: false [2022-12-13 19:13:29,978 INFO L895 garLoopResultBuilder]: At program point select_features_returnLabel#1(lines 261 267) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-12-13 19:13:29,978 INFO L902 garLoopResultBuilder]: At program point main_returnLabel#1(lines 132 154) the Hoare annotation is: true [2022-12-13 19:13:29,978 INFO L899 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2022-12-13 19:13:29,978 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 19:13:29,979 INFO L895 garLoopResultBuilder]: At program point L478(line 478) the Hoare annotation is: false [2022-12-13 19:13:29,979 INFO L895 garLoopResultBuilder]: At program point L544-2(lines 536 551) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-12-13 19:13:29,979 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 19:13:29,979 INFO L899 garLoopResultBuilder]: For program point L507(lines 506 555) no Hoare annotation was computed. [2022-12-13 19:13:29,979 INFO L899 garLoopResultBuilder]: For program point L536(lines 536 551) no Hoare annotation was computed. [2022-12-13 19:13:29,980 INFO L895 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-12-13 19:13:29,980 INFO L895 garLoopResultBuilder]: At program point setup_returnLabel#1(lines 109 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (not (= 0 ~systemActive~0))) [2022-12-13 19:13:29,980 INFO L895 garLoopResultBuilder]: At program point L553(lines 506 555) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-12-13 19:13:29,980 INFO L899 garLoopResultBuilder]: For program point L516(lines 516 522) no Hoare annotation was computed. [2022-12-13 19:13:29,980 INFO L899 garLoopResultBuilder]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2022-12-13 19:13:29,980 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 19:13:29,981 INFO L899 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2022-12-13 19:13:29,981 INFO L895 garLoopResultBuilder]: At program point __utac_acc__Specification5_spec__1_returnLabel#1(lines 933 940) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (not (= 0 ~systemActive~0))) [2022-12-13 19:13:29,981 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 19:13:29,981 INFO L895 garLoopResultBuilder]: At program point select_helpers_returnLabel#1(lines 268 274) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-12-13 19:13:29,981 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 482) no Hoare annotation was computed. [2022-12-13 19:13:29,981 INFO L899 garLoopResultBuilder]: For program point L476-1(lines 476 482) no Hoare annotation was computed. [2022-12-13 19:13:29,982 INFO L895 garLoopResultBuilder]: At program point stopSystem_returnLabel#1(lines 472 486) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-12-13 19:13:29,982 INFO L902 garLoopResultBuilder]: At program point L559(lines 496 563) the Hoare annotation is: true [2022-12-13 19:13:29,982 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2022-12-13 19:13:29,982 INFO L899 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2022-12-13 19:13:29,982 INFO L899 garLoopResultBuilder]: For program point L526-1(lines 526 532) no Hoare annotation was computed. [2022-12-13 19:13:29,982 INFO L899 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2022-12-13 19:13:29,983 INFO L895 garLoopResultBuilder]: At program point valid_product_returnLabel#1(lines 275 283) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-12-13 19:13:29,983 INFO L895 garLoopResultBuilder]: At program point L518(line 518) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~0#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-12-13 19:13:29,983 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 175 186) no Hoare annotation was computed. [2022-12-13 19:13:29,983 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 175 186) the Hoare annotation is: true [2022-12-13 19:13:29,983 INFO L899 garLoopResultBuilder]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2022-12-13 19:13:29,984 INFO L895 garLoopResultBuilder]: At program point L349(line 349) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2022-12-13 19:13:29,984 INFO L899 garLoopResultBuilder]: For program point L349-1(lines 330 354) no Hoare annotation was computed. [2022-12-13 19:13:29,984 INFO L895 garLoopResultBuilder]: At program point isLowWaterSensorDry_returnLabel#1(lines 240 248) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-12-13 19:13:29,984 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 330 354) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (= 0 ~systemActive~0)) [2022-12-13 19:13:29,984 INFO L895 garLoopResultBuilder]: At program point isLowWaterLevel_returnLabel#1(lines 453 471) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-12-13 19:13:29,984 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 330 354) no Hoare annotation was computed. [2022-12-13 19:13:29,985 INFO L895 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-12-13 19:13:29,985 INFO L895 garLoopResultBuilder]: At program point L340(line 340) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= 0 ~systemActive~0)) [2022-12-13 19:13:29,985 INFO L899 garLoopResultBuilder]: For program point L338(lines 338 346) no Hoare annotation was computed. [2022-12-13 19:13:29,985 INFO L899 garLoopResultBuilder]: For program point L334(lines 334 351) no Hoare annotation was computed. [2022-12-13 19:13:29,985 INFO L899 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2022-12-13 19:13:29,985 INFO L899 garLoopResultBuilder]: For program point L462-2(lines 462 466) no Hoare annotation was computed. [2022-12-13 19:13:29,985 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 408 416) no Hoare annotation was computed. [2022-12-13 19:13:29,986 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 408 416) no Hoare annotation was computed. [2022-12-13 19:13:29,986 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 408 416) the Hoare annotation is: true [2022-12-13 19:13:29,989 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-13 19:13:29,991 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 19:13:30,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 07:13:30 BoogieIcfgContainer [2022-12-13 19:13:30,004 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 19:13:30,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:13:30,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:13:30,004 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:13:30,005 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:13:28" (3/4) ... [2022-12-13 19:13:30,007 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 19:13:30,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-12-13 19:13:30,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-12-13 19:13:30,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-12-13 19:13:30,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-12-13 19:13:30,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-12-13 19:13:30,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-12-13 19:13:30,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2022-12-13 19:13:30,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-12-13 19:13:30,020 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-13 19:13:30,020 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-13 19:13:30,021 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 19:13:30,021 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 19:13:30,022 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 19:13:30,045 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-12-13 19:13:30,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-12-13 19:13:30,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-12-13 19:13:30,046 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-12-13 19:13:30,047 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-12-13 19:13:30,047 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-12-13 19:13:30,047 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) [2022-12-13 19:13:30,048 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-12-13 19:13:30,048 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-12-13 19:13:30,048 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-12-13 19:13:30,048 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-12-13 19:13:30,048 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-12-13 19:13:30,049 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-12-13 19:13:30,049 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-12-13 19:13:30,049 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2022-12-13 19:13:30,049 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || 0 == systemActive [2022-12-13 19:13:30,073 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 19:13:30,073 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:13:30,074 INFO L158 Benchmark]: Toolchain (without parser) took 1884.25ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 108.0MB in the beginning and 119.4MB in the end (delta: -11.4MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-12-13 19:13:30,074 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 113.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:13:30,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.56ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 89.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 19:13:30,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.29ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:13:30,075 INFO L158 Benchmark]: Boogie Preprocessor took 19.35ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 85.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:13:30,075 INFO L158 Benchmark]: RCFGBuilder took 334.18ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 69.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 19:13:30,076 INFO L158 Benchmark]: TraceAbstraction took 1137.69ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 68.2MB in the beginning and 125.7MB in the end (delta: -57.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:13:30,076 INFO L158 Benchmark]: Witness Printer took 69.26ms. Allocated memory is still 182.5MB. Free memory was 125.7MB in the beginning and 119.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-13 19:13:30,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 113.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.56ms. Allocated memory is still 142.6MB. Free memory was 108.0MB in the beginning and 89.2MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.29ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.35ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 85.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 334.18ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 69.1MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1137.69ms. Allocated memory was 142.6MB in the beginning and 182.5MB in the end (delta: 39.8MB). Free memory was 68.2MB in the beginning and 125.7MB in the end (delta: -57.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 69.26ms. Allocated memory is still 182.5MB. Free memory was 125.7MB in the beginning and 119.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 985]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 247 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 241 mSDsluCounter, 877 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 478 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 399 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=3, InterpolantAutomatonStates: 17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 267 PreInvPairs, 297 NumberOfFragments, 304 HoareAnnotationTreeSize, 267 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 343 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || 0 == systemActive - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) RESULT: Ultimate proved your program to be correct! [2022-12-13 19:13:30,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_37fe929d-3eac-42dd-953b-ecf40fab190e/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE