./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa --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 89d79330893ddcb40b29f516de4dd8a28301af3358fb85b9aef9deff219c3c1d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:37:36,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:37:36,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:37:36,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:37:36,826 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:37:36,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:37:36,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:37:36,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:37:36,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:37:36,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:37:36,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:37:36,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:37:36,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:37:36,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:37:36,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:37:36,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:37:36,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:37:36,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:37:36,854 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:37:36,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:37:36,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:37:36,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:37:36,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:37:36,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:37:36,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:37:36,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:37:36,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:37:36,865 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:37:36,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:37:36,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:37:36,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:37:36,867 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:37:36,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:37:36,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:37:36,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:37:36,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:37:36,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:37:36,870 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:37:36,870 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:37:36,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:37:36,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:37:36,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-07 01:37:36,888 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:37:36,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:37:36,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:37:36,888 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:37:36,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:37:36,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:37:36,889 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:37:36,889 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:37:36,890 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:37:36,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:37:36,890 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-07 01:37:36,890 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:37:36,890 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-07 01:37:36,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:37:36,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:37:36,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:37:36,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:37:36,891 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-07 01:37:36,891 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:37:36,891 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:37:36,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:37:36,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:37:36,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:37:36,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:37:36,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:37:36,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:37:36,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:37:36,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:37:36,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:37:36,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:37:36,892 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:37:36,892 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:37:36,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:37:36,892 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:37:36,893 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_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89d79330893ddcb40b29f516de4dd8a28301af3358fb85b9aef9deff219c3c1d [2021-12-07 01:37:37,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:37:37,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:37:37,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:37:37,068 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:37:37,069 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:37:37,070 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2021-12-07 01:37:37,112 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/data/528c90182/95c90f81ff2d4300ae1a52f5188eebbe/FLAGfb0c8411e [2021-12-07 01:37:37,524 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:37:37,525 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c [2021-12-07 01:37:37,533 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/data/528c90182/95c90f81ff2d4300ae1a52f5188eebbe/FLAGfb0c8411e [2021-12-07 01:37:37,543 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/data/528c90182/95c90f81ff2d4300ae1a52f5188eebbe [2021-12-07 01:37:37,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:37:37,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:37:37,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:37:37,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:37:37,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:37:37,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49571bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37, skipping insertion in model container [2021-12-07 01:37:37,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:37:37,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:37:37,718 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c[4546,4559] [2021-12-07 01:37:37,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:37:37,795 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:37:37,819 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/sv-benchmarks/c/product-lines/minepump_spec1_product05.cil.c[4546,4559] [2021-12-07 01:37:37,869 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:37:37,883 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:37:37,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37 WrapperNode [2021-12-07 01:37:37,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:37:37,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:37:37,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:37:37,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:37:37,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,936 INFO L137 Inliner]: procedures = 50, calls = 148, calls flagged for inlining = 18, calls inlined = 15, statements flattened = 201 [2021-12-07 01:37:37,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:37:37,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:37:37,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:37:37,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:37:37,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:37:37,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:37:37,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:37:37,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:37:37,959 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (1/1) ... [2021-12-07 01:37:37,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:37:37,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:37:37,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:37:37,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:37:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:37:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-07 01:37:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-07 01:37:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-07 01:37:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-07 01:37:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-07 01:37:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-07 01:37:38,029 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-12-07 01:37:38,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-12-07 01:37:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-07 01:37:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-07 01:37:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:37:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-07 01:37:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-07 01:37:38,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:37:38,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:37:38,084 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:37:38,085 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:37:38,282 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:37:38,287 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:37:38,287 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-07 01:37:38,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:37:38 BoogieIcfgContainer [2021-12-07 01:37:38,289 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:37:38,290 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:37:38,290 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:37:38,293 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:37:38,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:37:37" (1/3) ... [2021-12-07 01:37:38,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@529a20c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:37:38, skipping insertion in model container [2021-12-07 01:37:38,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:37:37" (2/3) ... [2021-12-07 01:37:38,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@529a20c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:37:38, skipping insertion in model container [2021-12-07 01:37:38,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:37:38" (3/3) ... [2021-12-07 01:37:38,295 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product05.cil.c [2021-12-07 01:37:38,299 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:37:38,299 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:37:38,336 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:37:38,341 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 01:37:38,342 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:37:38,355 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 60 states have internal predecessors, (75), 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) [2021-12-07 01:37:38,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-12-07 01:37:38,360 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:37:38,361 INFO L514 BasicCegarLoop]: 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] [2021-12-07 01:37:38,361 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:37:38,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:37:38,365 INFO L85 PathProgramCache]: Analyzing trace with hash -603386107, now seen corresponding path program 1 times [2021-12-07 01:37:38,372 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:37:38,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313993054] [2021-12-07 01:37:38,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:37:38,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:37:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 01:37:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:37:38,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:37:38,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313993054] [2021-12-07 01:37:38,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313993054] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:37:38,558 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:37:38,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-07 01:37:38,560 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85682135] [2021-12-07 01:37:38,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:37:38,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-07 01:37:38,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:37:38,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-07 01:37:38,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 01:37:38,588 INFO L87 Difference]: Start difference. First operand has 72 states, 54 states have (on average 1.3888888888888888) internal successors, (75), 60 states have internal predecessors, (75), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-12-07 01:37:38,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:37:38,616 INFO L93 Difference]: Finished difference Result 136 states and 185 transitions. [2021-12-07 01:37:38,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-07 01:37:38,619 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 23 [2021-12-07 01:37:38,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:37:38,626 INFO L225 Difference]: With dead ends: 136 [2021-12-07 01:37:38,626 INFO L226 Difference]: Without dead ends: 63 [2021-12-07 01:37:38,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-07 01:37:38,633 INFO L933 BasicCegarLoop]: 89 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, 89 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 [2021-12-07 01:37:38,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:37:38,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-12-07 01:37:38,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-12-07 01:37:38,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 47 states have (on average 1.297872340425532) internal successors, (61), 52 states have internal predecessors, (61), 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) [2021-12-07 01:37:38,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 80 transitions. [2021-12-07 01:37:38,669 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 80 transitions. Word has length 23 [2021-12-07 01:37:38,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:37:38,670 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 80 transitions. [2021-12-07 01:37:38,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2021-12-07 01:37:38,670 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2021-12-07 01:37:38,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-12-07 01:37:38,673 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:37:38,673 INFO L514 BasicCegarLoop]: 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] [2021-12-07 01:37:38,673 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:37:38,673 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:37:38,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:37:38,675 INFO L85 PathProgramCache]: Analyzing trace with hash -392395766, now seen corresponding path program 1 times [2021-12-07 01:37:38,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:37:38,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079636705] [2021-12-07 01:37:38,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:37:38,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:37:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-07 01:37:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:37:38,752 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:37:38,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079636705] [2021-12-07 01:37:38,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079636705] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:37:38,753 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:37:38,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:37:38,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853591868] [2021-12-07 01:37:38,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:37:38,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:37:38,755 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:37:38,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:37:38,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:37:38,756 INFO L87 Difference]: Start difference. First operand 63 states and 80 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-12-07 01:37:38,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:37:38,769 INFO L93 Difference]: Finished difference Result 92 states and 116 transitions. [2021-12-07 01:37:38,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:37:38,770 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), 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 24 [2021-12-07 01:37:38,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:37:38,772 INFO L225 Difference]: With dead ends: 92 [2021-12-07 01:37:38,772 INFO L226 Difference]: Without dead ends: 54 [2021-12-07 01:37:38,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:37:38,774 INFO L933 BasicCegarLoop]: 67 mSDtfsCounter, 12 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 118 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 [2021-12-07 01:37:38,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 118 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:37:38,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-12-07 01:37:38,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2021-12-07 01:37:38,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 46 states have internal predecessors, (54), 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) [2021-12-07 01:37:38,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 68 transitions. [2021-12-07 01:37:38,782 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 68 transitions. Word has length 24 [2021-12-07 01:37:38,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:37:38,782 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 68 transitions. [2021-12-07 01:37:38,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2021-12-07 01:37:38,782 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2021-12-07 01:37:38,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-12-07 01:37:38,783 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:37:38,783 INFO L514 BasicCegarLoop]: 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] [2021-12-07 01:37:38,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:37:38,783 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:37:38,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:37:38,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1226018805, now seen corresponding path program 1 times [2021-12-07 01:37:38,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:37:38,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676038012] [2021-12-07 01:37:38,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:37:38,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:37:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-07 01:37:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:37:38,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:37:38,846 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676038012] [2021-12-07 01:37:38,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676038012] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:37:38,846 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:37:38,846 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-07 01:37:38,846 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160076024] [2021-12-07 01:37:38,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:37:38,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:37:38,847 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:37:38,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:37:38,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-07 01:37:38,848 INFO L87 Difference]: Start difference. First operand 54 states and 68 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-12-07 01:37:38,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:37:38,861 INFO L93 Difference]: Finished difference Result 101 states and 130 transitions. [2021-12-07 01:37:38,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:37:38,862 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), 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 28 [2021-12-07 01:37:38,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:37:38,863 INFO L225 Difference]: With dead ends: 101 [2021-12-07 01:37:38,863 INFO L226 Difference]: Without dead ends: 54 [2021-12-07 01:37:38,864 INFO L932 BasicCegarLoop]: 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 [2021-12-07 01:37:38,866 INFO L933 BasicCegarLoop]: 66 mSDtfsCounter, 50 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 66 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 [2021-12-07 01:37:38,866 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 66 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:37:38,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-12-07 01:37:38,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2021-12-07 01:37:38,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 46 states have internal predecessors, (53), 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) [2021-12-07 01:37:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 67 transitions. [2021-12-07 01:37:38,875 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 67 transitions. Word has length 28 [2021-12-07 01:37:38,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:37:38,876 INFO L470 AbstractCegarLoop]: Abstraction has 54 states and 67 transitions. [2021-12-07 01:37:38,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2021-12-07 01:37:38,876 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2021-12-07 01:37:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-07 01:37:38,878 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:37:38,878 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1] [2021-12-07 01:37:38,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 01:37:38,878 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:37:38,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:37:38,879 INFO L85 PathProgramCache]: Analyzing trace with hash 793789156, now seen corresponding path program 1 times [2021-12-07 01:37:38,879 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:37:38,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171857908] [2021-12-07 01:37:38,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:37:38,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:37:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-07 01:37:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-07 01:37:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:38,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:37:38,952 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:37:38,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171857908] [2021-12-07 01:37:38,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171857908] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:37:38,952 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:37:38,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:37:38,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123003282] [2021-12-07 01:37:38,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:37:38,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:37:38,953 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:37:38,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:37:38,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:37:38,954 INFO L87 Difference]: Start difference. First operand 54 states and 67 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:37:39,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:37:39,017 INFO L93 Difference]: Finished difference Result 147 states and 189 transitions. [2021-12-07 01:37:39,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-07 01:37:39,018 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2021-12-07 01:37:39,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:37:39,019 INFO L225 Difference]: With dead ends: 147 [2021-12-07 01:37:39,019 INFO L226 Difference]: Without dead ends: 100 [2021-12-07 01:37:39,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-07 01:37:39,021 INFO L933 BasicCegarLoop]: 71 mSDtfsCounter, 39 mSDsluCounter, 245 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:37:39,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 316 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:37:39,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2021-12-07 01:37:39,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 97. [2021-12-07 01:37:39,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 72 states have (on average 1.2916666666666667) internal successors, (93), 81 states have internal predecessors, (93), 14 states have call successors, (14), 10 states have call predecessors, (14), 10 states have return successors, (15), 12 states have call predecessors, (15), 14 states have call successors, (15) [2021-12-07 01:37:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 122 transitions. [2021-12-07 01:37:39,033 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 122 transitions. Word has length 33 [2021-12-07 01:37:39,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:37:39,034 INFO L470 AbstractCegarLoop]: Abstraction has 97 states and 122 transitions. [2021-12-07 01:37:39,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-07 01:37:39,034 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 122 transitions. [2021-12-07 01:37:39,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-12-07 01:37:39,035 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:37:39,035 INFO L514 BasicCegarLoop]: 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:37:39,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 01:37:39,035 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:37:39,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:37:39,036 INFO L85 PathProgramCache]: Analyzing trace with hash -2116751808, now seen corresponding path program 1 times [2021-12-07 01:37:39,036 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:37:39,036 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693132936] [2021-12-07 01:37:39,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:37:39,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:37:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:39,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 01:37:39,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:39,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-07 01:37:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:39,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-07 01:37:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:37:39,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:37:39,102 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:37:39,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693132936] [2021-12-07 01:37:39,102 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693132936] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:37:39,103 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:37:39,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:37:39,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065619171] [2021-12-07 01:37:39,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:37:39,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:37:39,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:37:39,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:37:39,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:37:39,104 INFO L87 Difference]: Start difference. First operand 97 states and 122 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:37:39,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:37:39,169 INFO L93 Difference]: Finished difference Result 172 states and 217 transitions. [2021-12-07 01:37:39,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 01:37:39,170 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 37 [2021-12-07 01:37:39,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:37:39,170 INFO L225 Difference]: With dead ends: 172 [2021-12-07 01:37:39,170 INFO L226 Difference]: Without dead ends: 0 [2021-12-07 01:37:39,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-07 01:37:39,172 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 45 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:37:39,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [46 Valid, 125 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:37:39,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-07 01:37:39,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-07 01:37:39,173 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) [2021-12-07 01:37:39,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-07 01:37:39,173 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2021-12-07 01:37:39,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:37:39,174 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-07 01:37:39,174 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 5 states have internal predecessors, (30), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-12-07 01:37:39,174 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-07 01:37:39,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-07 01:37:39,176 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-07 01:37:39,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 01:37:39,177 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-07 01:37:39,408 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 169 175) no Hoare annotation was computed. [2021-12-07 01:37:39,408 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 169 175) the Hoare annotation is: true [2021-12-07 01:37:39,408 INFO L854 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 82 93) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-12-07 01:37:39,408 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 82 93) no Hoare annotation was computed. [2021-12-07 01:37:39,409 INFO L858 garLoopResultBuilder]: For program point L86-1(lines 82 93) no Hoare annotation was computed. [2021-12-07 01:37:39,409 INFO L861 garLoopResultBuilder]: At program point L768(lines 743 772) the Hoare annotation is: true [2021-12-07 01:37:39,409 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 743 772) no Hoare annotation was computed. [2021-12-07 01:37:39,409 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 743 772) the Hoare annotation is: true [2021-12-07 01:37:39,409 INFO L858 garLoopResultBuilder]: For program point L764(line 764) no Hoare annotation was computed. [2021-12-07 01:37:39,409 INFO L858 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2021-12-07 01:37:39,409 INFO L861 garLoopResultBuilder]: At program point L757-1(lines 757 761) the Hoare annotation is: true [2021-12-07 01:37:39,409 INFO L858 garLoopResultBuilder]: For program point L754(line 754) no Hoare annotation was computed. [2021-12-07 01:37:39,409 INFO L861 garLoopResultBuilder]: At program point L753-2(lines 753 767) the Hoare annotation is: true [2021-12-07 01:37:39,409 INFO L861 garLoopResultBuilder]: At program point L749(line 749) the Hoare annotation is: true [2021-12-07 01:37:39,410 INFO L858 garLoopResultBuilder]: For program point L749-1(line 749) no Hoare annotation was computed. [2021-12-07 01:37:39,410 INFO L854 garLoopResultBuilder]: At program point L225(lines 218 228) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,410 INFO L858 garLoopResultBuilder]: For program point L279(line 279) no Hoare annotation was computed. [2021-12-07 01:37:39,410 INFO L854 garLoopResultBuilder]: At program point L234(lines 229 237) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))))) [2021-12-07 01:37:39,410 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 145 168) no Hoare annotation was computed. [2021-12-07 01:37:39,410 INFO L858 garLoopResultBuilder]: For program point L156-1(lines 156 162) no Hoare annotation was computed. [2021-12-07 01:37:39,410 INFO L858 garLoopResultBuilder]: For program point L185(lines 185 193) no Hoare annotation was computed. [2021-12-07 01:37:39,410 INFO L854 garLoopResultBuilder]: At program point L280(lines 275 282) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,410 INFO L858 garLoopResultBuilder]: For program point L181(lines 181 198) no Hoare annotation was computed. [2021-12-07 01:37:39,411 INFO L854 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,411 INFO L858 garLoopResultBuilder]: For program point L722-1(line 722) no Hoare annotation was computed. [2021-12-07 01:37:39,411 INFO L854 garLoopResultBuilder]: At program point L223(line 223) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,411 INFO L858 garLoopResultBuilder]: For program point L62(lines 62 66) no Hoare annotation was computed. [2021-12-07 01:37:39,411 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-12-07 01:37:39,411 INFO L854 garLoopResultBuilder]: At program point L62-2(lines 58 69) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,411 INFO L854 garLoopResultBuilder]: At program point L215(lines 210 217) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,411 INFO L858 garLoopResultBuilder]: For program point L149-1(lines 148 167) no Hoare annotation was computed. [2021-12-07 01:37:39,411 INFO L854 garLoopResultBuilder]: At program point L191(line 191) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,411 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 734) no Hoare annotation was computed. [2021-12-07 01:37:39,412 INFO L858 garLoopResultBuilder]: For program point L724(lines 724 737) no Hoare annotation was computed. [2021-12-07 01:37:39,412 INFO L854 garLoopResultBuilder]: At program point L724-1(lines 716 740) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) (= |timeShift___utac_acc__Specification1_spec__1_~tmp~5#1| 0)) (or .cse0 (= ~pumpRunning~0 0) .cse1))) [2021-12-07 01:37:39,412 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 145 168) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,412 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 145 168) no Hoare annotation was computed. [2021-12-07 01:37:39,412 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 279) no Hoare annotation was computed. [2021-12-07 01:37:39,412 INFO L854 garLoopResultBuilder]: At program point L196(line 196) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,412 INFO L854 garLoopResultBuilder]: At program point L196-1(lines 177 201) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2021-12-07 01:37:39,412 INFO L861 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 94 102) the Hoare annotation is: true [2021-12-07 01:37:39,412 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 94 102) no Hoare annotation was computed. [2021-12-07 01:37:39,413 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 94 102) no Hoare annotation was computed. [2021-12-07 01:37:39,413 INFO L854 garLoopResultBuilder]: At program point L341(lines 294 342) the Hoare annotation is: false [2021-12-07 01:37:39,413 INFO L858 garLoopResultBuilder]: For program point L296(lines 295 340) no Hoare annotation was computed. [2021-12-07 01:37:39,413 INFO L858 garLoopResultBuilder]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-12-07 01:37:39,413 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-07 01:37:39,413 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-07 01:37:39,413 INFO L854 garLoopResultBuilder]: At program point L317(line 317) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:37:39,413 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-07 01:37:39,413 INFO L854 garLoopResultBuilder]: At program point L338(lines 295 340) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:37:39,414 INFO L858 garLoopResultBuilder]: For program point L305(lines 305 311) no Hoare annotation was computed. [2021-12-07 01:37:39,414 INFO L858 garLoopResultBuilder]: For program point L305-1(lines 305 311) no Hoare annotation was computed. [2021-12-07 01:37:39,414 INFO L858 garLoopResultBuilder]: For program point L297(lines 297 301) no Hoare annotation was computed. [2021-12-07 01:37:39,414 INFO L854 garLoopResultBuilder]: At program point L871(lines 866 874) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-12-07 01:37:39,414 INFO L854 garLoopResultBuilder]: At program point L801(lines 797 803) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-12-07 01:37:39,414 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-07 01:37:39,414 INFO L854 garLoopResultBuilder]: At program point L863(lines 859 865) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-12-07 01:37:39,414 INFO L858 garLoopResultBuilder]: For program point L331(lines 331 335) no Hoare annotation was computed. [2021-12-07 01:37:39,414 INFO L854 garLoopResultBuilder]: At program point L331-2(lines 325 336) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:37:39,414 INFO L858 garLoopResultBuilder]: For program point L827(lines 827 834) no Hoare annotation was computed. [2021-12-07 01:37:39,414 INFO L858 garLoopResultBuilder]: For program point L315(lines 315 321) no Hoare annotation was computed. [2021-12-07 01:37:39,415 INFO L858 garLoopResultBuilder]: For program point L315-1(lines 315 321) no Hoare annotation was computed. [2021-12-07 01:37:39,415 INFO L858 garLoopResultBuilder]: For program point L827-2(lines 827 834) no Hoare annotation was computed. [2021-12-07 01:37:39,415 INFO L854 garLoopResultBuilder]: At program point L856(lines 852 858) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-12-07 01:37:39,415 INFO L861 garLoopResultBuilder]: At program point L344(lines 285 348) the Hoare annotation is: true [2021-12-07 01:37:39,415 INFO L854 garLoopResultBuilder]: At program point L307(line 307) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2021-12-07 01:37:39,415 INFO L861 garLoopResultBuilder]: At program point L811(lines 804 813) the Hoare annotation is: true [2021-12-07 01:37:39,415 INFO L861 garLoopResultBuilder]: At program point L836(lines 817 839) the Hoare annotation is: true [2021-12-07 01:37:39,415 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 70 81) no Hoare annotation was computed. [2021-12-07 01:37:39,415 INFO L858 garLoopResultBuilder]: For program point L74-1(lines 70 81) no Hoare annotation was computed. [2021-12-07 01:37:39,415 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 70 81) the Hoare annotation is: true [2021-12-07 01:37:39,423 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-12-07 01:37:39,424 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-07 01:37:39,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 01:37:39 BoogieIcfgContainer [2021-12-07 01:37:39,436 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-07 01:37:39,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-07 01:37:39,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-07 01:37:39,437 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-07 01:37:39,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:37:38" (3/4) ... [2021-12-07 01:37:39,439 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-07 01:37:39,448 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-07 01:37:39,448 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-07 01:37:39,448 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-07 01:37:39,448 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-07 01:37:39,448 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2021-12-07 01:37:39,448 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-07 01:37:39,453 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2021-12-07 01:37:39,454 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-07 01:37:39,454 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-07 01:37:39,455 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-07 01:37:39,455 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-07 01:37:39,455 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 01:37:39,456 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-07 01:37:39,471 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2021-12-07 01:37:39,472 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2021-12-07 01:37:39,472 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || tmp == 0) && ((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) [2021-12-07 01:37:39,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2021-12-07 01:37:39,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) [2021-12-07 01:37:39,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2021-12-07 01:37:39,473 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2021-12-07 01:37:39,490 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-07 01:37:39,490 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-07 01:37:39,490 INFO L158 Benchmark]: Toolchain (without parser) took 1943.93ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 55.1MB in the beginning and 108.1MB in the end (delta: -53.0MB). Peak memory consumption was 1.2MB. Max. memory is 16.1GB. [2021-12-07 01:37:39,491 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:37:39,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.84ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 54.9MB in the beginning and 117.0MB in the end (delta: -62.1MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2021-12-07 01:37:39,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.31ms. Allocated memory is still 140.5MB. Free memory was 117.0MB in the beginning and 114.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-07 01:37:39,492 INFO L158 Benchmark]: Boogie Preprocessor took 19.89ms. Allocated memory is still 140.5MB. Free memory was 114.9MB in the beginning and 113.9MB in the end (delta: 981.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:37:39,492 INFO L158 Benchmark]: RCFGBuilder took 331.09ms. Allocated memory is still 140.5MB. Free memory was 113.9MB in the beginning and 98.1MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-07 01:37:39,492 INFO L158 Benchmark]: TraceAbstraction took 1145.96ms. Allocated memory is still 140.5MB. Free memory was 97.1MB in the beginning and 113.5MB in the end (delta: -16.4MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2021-12-07 01:37:39,492 INFO L158 Benchmark]: Witness Printer took 53.46ms. Allocated memory is still 140.5MB. Free memory was 113.5MB in the beginning and 108.1MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-07 01:37:39,494 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 88.1MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.84ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 54.9MB in the beginning and 117.0MB in the end (delta: -62.1MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.31ms. Allocated memory is still 140.5MB. Free memory was 117.0MB in the beginning and 114.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.89ms. Allocated memory is still 140.5MB. Free memory was 114.9MB in the beginning and 113.9MB in the end (delta: 981.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 331.09ms. Allocated memory is still 140.5MB. Free memory was 113.9MB in the beginning and 98.1MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1145.96ms. Allocated memory is still 140.5MB. Free memory was 97.1MB in the beginning and 113.5MB in the end (delta: -16.4MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Witness Printer took 53.46ms. Allocated memory is still 140.5MB. Free memory was 113.5MB in the beginning and 108.1MB in the end (delta: 5.5MB). 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: 279]: 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, 72 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 153 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 146 mSDsluCounter, 714 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 377 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 97 IncrementalHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 337 mSDtfsCounter, 97 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=97occurred in iteration=4, InterpolantAutomatonStates: 22, 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, 5 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 33 LocationsWithAnnotation, 196 PreInvPairs, 218 NumberOfFragments, 265 HoareAnnotationTreeSize, 196 FomulaSimplifications, 16 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 33 FomulaSimplificationsInter, 487 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 286 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 295]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0)) && ((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 797]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 753]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 852]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 285]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 218]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 177]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || tmp == 0) && ((!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive)) - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 210]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) RESULT: Ultimate proved your program to be correct! [2021-12-07 01:37:39,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828273fd-8798-48fb-bead-22ff6163bf75/bin/uautomizer-DrprNOufMa/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