./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN --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 87d91e56d61e49620ea5a2c0236a89cbd5cce3c0ef7c136160e7b734dcc26431 --- 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-6b4ec56 [2022-11-20 10:43:52,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:43:52,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:43:52,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:43:52,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:43:52,663 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:43:52,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:43:52,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:43:52,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:43:52,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:43:52,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:43:52,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:43:52,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:43:52,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:43:52,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:43:52,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:43:52,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:43:52,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:43:52,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:43:52,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:43:52,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:43:52,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:43:52,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:43:52,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:43:52,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:43:52,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:43:52,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:43:52,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:43:52,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:43:52,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:43:52,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:43:52,724 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:43:52,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:43:52,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:43:52,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:43:52,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:43:52,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:43:52,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:43:52,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:43:52,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:43:52,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:43:52,733 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 10:43:52,776 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:43:52,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:43:52,777 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:43:52,777 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:43:52,778 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:43:52,778 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:43:52,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:43:52,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:43:52,780 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:43:52,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:43:52,781 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 10:43:52,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:43:52,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 10:43:52,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:43:52,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:43:52,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:43:52,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:43:52,783 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 10:43:52,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:43:52,783 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:43:52,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:43:52,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:43:52,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:43:52,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:43:52,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:43:52,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:43:52,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:43:52,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:43:52,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:43:52,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:43:52,787 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:43:52,787 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:43:52,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:43:52,787 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_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87d91e56d61e49620ea5a2c0236a89cbd5cce3c0ef7c136160e7b734dcc26431 [2022-11-20 10:43:53,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:43:53,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:43:53,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:43:53,115 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:43:53,116 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:43:53,117 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2022-11-20 10:43:56,157 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:43:56,388 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:43:56,389 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c [2022-11-20 10:43:56,402 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/data/4de54df1f/c33aaa01e3ee46d5a8fffaa0636b8f2a/FLAGc48662496 [2022-11-20 10:43:56,421 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/data/4de54df1f/c33aaa01e3ee46d5a8fffaa0636b8f2a [2022-11-20 10:43:56,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:43:56,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:43:56,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:43:56,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:43:56,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:43:56,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:43:56" (1/1) ... [2022-11-20 10:43:56,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8ffd4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:56, skipping insertion in model container [2022-11-20 10:43:56,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:43:56" (1/1) ... [2022-11-20 10:43:56,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:43:56,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:43:56,861 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_77285346-9c12-4f66-b5ce-689abf1cded2/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c[13819,13832] [2022-11-20 10:43:56,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:43:56,923 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:43:57,028 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_77285346-9c12-4f66-b5ce-689abf1cded2/sv-benchmarks/c/product-lines/minepump_spec2_product08.cil.c[13819,13832] [2022-11-20 10:43:57,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:43:57,064 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:43:57,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57 WrapperNode [2022-11-20 10:43:57,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:43:57,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:43:57,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:43:57,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:43:57,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,106 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,148 INFO L138 Inliner]: procedures = 53, calls = 96, calls flagged for inlining = 20, calls inlined = 17, statements flattened = 159 [2022-11-20 10:43:57,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:43:57,149 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:43:57,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:43:57,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:43:57,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,197 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,199 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:43:57,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:43:57,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:43:57,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:43:57,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (1/1) ... [2022-11-20 10:43:57,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:43:57,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:43:57,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:43:57,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:43:57,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:43:57,309 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-11-20 10:43:57,309 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-11-20 10:43:57,310 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-11-20 10:43:57,310 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-11-20 10:43:57,311 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-11-20 10:43:57,311 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-11-20 10:43:57,312 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-11-20 10:43:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-11-20 10:43:57,312 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-11-20 10:43:57,312 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-11-20 10:43:57,312 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-11-20 10:43:57,313 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-11-20 10:43:57,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:43:57,313 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-11-20 10:43:57,313 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-11-20 10:43:57,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:43:57,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:43:57,432 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:43:57,435 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:43:57,715 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:43:57,723 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:43:57,723 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 10:43:57,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:43:57 BoogieIcfgContainer [2022-11-20 10:43:57,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:43:57,728 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:43:57,728 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:43:57,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:43:57,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:43:56" (1/3) ... [2022-11-20 10:43:57,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a4664c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:43:57, skipping insertion in model container [2022-11-20 10:43:57,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:43:57" (2/3) ... [2022-11-20 10:43:57,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a4664c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:43:57, skipping insertion in model container [2022-11-20 10:43:57,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:43:57" (3/3) ... [2022-11-20 10:43:57,736 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product08.cil.c [2022-11-20 10:43:57,757 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:43:57,757 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 10:43:57,847 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:43:57,855 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;@5be3e8b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:43:57,856 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 10:43:57,861 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 68 states have internal predecessors, (84), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-11-20 10:43:57,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 10:43:57,872 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:57,873 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:57,873 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:43:57,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:57,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1051160170, now seen corresponding path program 1 times [2022-11-20 10:43:57,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:43:57,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589291287] [2022-11-20 10:43:57,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:57,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:43:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:58,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-11-20 10:43:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:43:58,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:43:58,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589291287] [2022-11-20 10:43:58,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589291287] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:58,202 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:58,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 10:43:58,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928175816] [2022-11-20 10:43:58,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:58,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 10:43:58,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:43:58,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 10:43:58,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 10:43:58,264 INFO L87 Difference]: Start difference. First operand has 82 states, 61 states have (on average 1.3770491803278688) internal successors, (84), 68 states have internal predecessors, (84), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:43:58,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:58,335 INFO L93 Difference]: Finished difference Result 155 states and 210 transitions. [2022-11-20 10:43:58,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 10:43:58,338 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 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 25 [2022-11-20 10:43:58,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:58,353 INFO L225 Difference]: With dead ends: 155 [2022-11-20 10:43:58,354 INFO L226 Difference]: Without dead ends: 73 [2022-11-20 10:43:58,361 INFO L412 NwaCegarLoop]: 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 [2022-11-20 10:43:58,366 INFO L413 NwaCegarLoop]: 102 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, 102 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 [2022-11-20 10:43:58,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:58,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2022-11-20 10:43:58,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2022-11-20 10:43:58,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 54 states have (on average 1.2962962962962963) internal successors, (70), 60 states have internal predecessors, (70), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-11-20 10:43:58,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 93 transitions. [2022-11-20 10:43:58,440 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 93 transitions. Word has length 25 [2022-11-20 10:43:58,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:58,441 INFO L495 AbstractCegarLoop]: Abstraction has 73 states and 93 transitions. [2022-11-20 10:43:58,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:43:58,443 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2022-11-20 10:43:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 10:43:58,447 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:58,448 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:58,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 10:43:58,449 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:43:58,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:58,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1691851244, now seen corresponding path program 1 times [2022-11-20 10:43:58,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:43:58,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235293632] [2022-11-20 10:43:58,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:58,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:43:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:58,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 10:43:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:58,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:43:58,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:43:58,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235293632] [2022-11-20 10:43:58,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235293632] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:58,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:58,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:43:58,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194876407] [2022-11-20 10:43:58,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:58,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:43:58,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:43:58,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:43:58,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:43:58,710 INFO L87 Difference]: Start difference. First operand 73 states and 93 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:43:58,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:58,727 INFO L93 Difference]: Finished difference Result 106 states and 134 transitions. [2022-11-20 10:43:58,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:43:58,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 26 [2022-11-20 10:43:58,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:58,733 INFO L225 Difference]: With dead ends: 106 [2022-11-20 10:43:58,734 INFO L226 Difference]: Without dead ends: 64 [2022-11-20 10:43:58,735 INFO L412 NwaCegarLoop]: 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 [2022-11-20 10:43:58,737 INFO L413 NwaCegarLoop]: 80 mSDtfsCounter, 17 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 138 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 [2022-11-20 10:43:58,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 138 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:58,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2022-11-20 10:43:58,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2022-11-20 10:43:58,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 48 states have (on average 1.3125) internal successors, (63), 54 states have internal predecessors, (63), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-11-20 10:43:58,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 81 transitions. [2022-11-20 10:43:58,761 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 81 transitions. Word has length 26 [2022-11-20 10:43:58,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:58,762 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 81 transitions. [2022-11-20 10:43:58,762 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:43:58,762 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2022-11-20 10:43:58,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 10:43:58,764 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:58,765 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:58,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 10:43:58,765 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:43:58,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:58,768 INFO L85 PathProgramCache]: Analyzing trace with hash -292013017, now seen corresponding path program 1 times [2022-11-20 10:43:58,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:43:58,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332693326] [2022-11-20 10:43:58,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:58,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:43:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:58,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2022-11-20 10:43:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:58,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:43:58,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:43:58,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332693326] [2022-11-20 10:43:58,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332693326] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:58,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:58,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:43:58,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246126727] [2022-11-20 10:43:58,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:58,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 10:43:58,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:43:58,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:43:58,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:58,917 INFO L87 Difference]: Start difference. First operand 64 states and 81 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:43:59,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:59,062 INFO L93 Difference]: Finished difference Result 163 states and 211 transitions. [2022-11-20 10:43:59,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:43:59,063 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 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 31 [2022-11-20 10:43:59,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:59,065 INFO L225 Difference]: With dead ends: 163 [2022-11-20 10:43:59,065 INFO L226 Difference]: Without dead ends: 107 [2022-11-20 10:43:59,066 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-20 10:43:59,067 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 146 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:59,068 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 279 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 10:43:59,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2022-11-20 10:43:59,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 104. [2022-11-20 10:43:59,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 78 states have (on average 1.3461538461538463) internal successors, (105), 87 states have internal predecessors, (105), 14 states have call successors, (14), 11 states have call predecessors, (14), 11 states have return successors, (15), 11 states have call predecessors, (15), 14 states have call successors, (15) [2022-11-20 10:43:59,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 134 transitions. [2022-11-20 10:43:59,088 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 134 transitions. Word has length 31 [2022-11-20 10:43:59,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:59,088 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 134 transitions. [2022-11-20 10:43:59,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:43:59,089 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 134 transitions. [2022-11-20 10:43:59,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 10:43:59,090 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:43:59,090 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:43:59,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 10:43:59,091 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:43:59,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:43:59,092 INFO L85 PathProgramCache]: Analyzing trace with hash 81716906, now seen corresponding path program 1 times [2022-11-20 10:43:59,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:43:59,092 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565778829] [2022-11-20 10:43:59,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:43:59,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:43:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:59,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-11-20 10:43:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:43:59,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:43:59,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:43:59,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565778829] [2022-11-20 10:43:59,278 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565778829] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:43:59,278 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:43:59,278 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:43:59,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62964196] [2022-11-20 10:43:59,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:43:59,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 10:43:59,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:43:59,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:43:59,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:43:59,293 INFO L87 Difference]: Start difference. First operand 104 states and 134 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:43:59,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:43:59,366 INFO L93 Difference]: Finished difference Result 184 states and 241 transitions. [2022-11-20 10:43:59,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:43:59,366 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, (2), 1 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 34 [2022-11-20 10:43:59,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:43:59,367 INFO L225 Difference]: With dead ends: 184 [2022-11-20 10:43:59,367 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 10:43:59,368 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-20 10:43:59,370 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 58 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:43:59,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 157 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:43:59,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 10:43:59,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 10:43:59,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:43:59,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 10:43:59,372 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2022-11-20 10:43:59,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:43:59,372 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:43:59,372 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:43:59,372 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:43:59,373 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 10:43:59,375 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 10:43:59,376 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 10:43:59,378 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 10:43:59,815 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2022-11-20 10:43:59,815 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2022-11-20 10:43:59,815 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2022-11-20 10:43:59,815 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2022-11-20 10:43:59,816 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2022-11-20 10:43:59,816 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 552 563) the Hoare annotation is: true [2022-11-20 10:43:59,816 INFO L899 garLoopResultBuilder]: For program point L556-1(lines 552 563) no Hoare annotation was computed. [2022-11-20 10:43:59,816 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 552 563) no Hoare annotation was computed. [2022-11-20 10:43:59,816 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 564 572) the Hoare annotation is: true [2022-11-20 10:43:59,817 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 564 572) no Hoare annotation was computed. [2022-11-20 10:43:59,817 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 564 572) no Hoare annotation was computed. [2022-11-20 10:43:59,817 INFO L899 garLoopResultBuilder]: For program point L770-1(lines 769 788) no Hoare annotation was computed. [2022-11-20 10:43:59,817 INFO L895 garLoopResultBuilder]: At program point L812(line 812) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 10:43:59,818 INFO L895 garLoopResultBuilder]: At program point L808(line 808) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 10:43:59,818 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2022-11-20 10:43:59,818 INFO L899 garLoopResultBuilder]: For program point L610(line 610) no Hoare annotation was computed. [2022-11-20 10:43:59,818 INFO L899 garLoopResultBuilder]: For program point L672(lines 672 682) no Hoare annotation was computed. [2022-11-20 10:43:59,818 INFO L899 garLoopResultBuilder]: For program point L668(lines 668 685) no Hoare annotation was computed. [2022-11-20 10:43:59,819 INFO L895 garLoopResultBuilder]: At program point L668-1(lines 660 688) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 10:43:59,819 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 536) no Hoare annotation was computed. [2022-11-20 10:43:59,819 INFO L895 garLoopResultBuilder]: At program point L532-2(lines 528 539) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 10:43:59,819 INFO L895 garLoopResultBuilder]: At program point L817(line 817) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-20 10:43:59,820 INFO L895 garLoopResultBuilder]: At program point L817-1(lines 798 822) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-11-20 10:43:59,820 INFO L895 garLoopResultBuilder]: At program point L846(lines 839 849) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 10:43:59,820 INFO L895 garLoopResultBuilder]: At program point L611(lines 606 613) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 10:43:59,820 INFO L899 garLoopResultBuilder]: For program point L673(lines 673 679) no Hoare annotation was computed. [2022-11-20 10:43:59,821 INFO L895 garLoopResultBuilder]: At program point L855(lines 850 858) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= |timeShift_isPumpRunning_#res#1| 0))) [2022-11-20 10:43:59,821 INFO L899 garLoopResultBuilder]: For program point L777-1(lines 777 783) no Hoare annotation was computed. [2022-11-20 10:43:59,821 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 814) no Hoare annotation was computed. [2022-11-20 10:43:59,821 INFO L899 garLoopResultBuilder]: For program point L802(lines 802 819) no Hoare annotation was computed. [2022-11-20 10:43:59,821 INFO L895 garLoopResultBuilder]: At program point L666(line 666) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 10:43:59,822 INFO L899 garLoopResultBuilder]: For program point L666-1(line 666) no Hoare annotation was computed. [2022-11-20 10:43:59,822 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 766 789) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-11-20 10:43:59,822 INFO L895 garLoopResultBuilder]: At program point L844(line 844) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-11-20 10:43:59,822 INFO L899 garLoopResultBuilder]: For program point L844-1(line 844) no Hoare annotation was computed. [2022-11-20 10:43:59,823 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2022-11-20 10:43:59,823 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 610) no Hoare annotation was computed. [2022-11-20 10:43:59,823 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2022-11-20 10:43:59,823 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2022-11-20 10:43:59,823 INFO L899 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2022-11-20 10:43:59,824 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 52 81) the Hoare annotation is: true [2022-11-20 10:43:59,824 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2022-11-20 10:43:59,824 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2022-11-20 10:43:59,824 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2022-11-20 10:43:59,825 INFO L902 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2022-11-20 10:43:59,825 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2022-11-20 10:43:59,825 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2022-11-20 10:43:59,825 INFO L899 garLoopResultBuilder]: For program point L704(lines 704 708) no Hoare annotation was computed. [2022-11-20 10:43:59,825 INFO L902 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2022-11-20 10:43:59,826 INFO L902 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2022-11-20 10:43:59,826 INFO L895 garLoopResultBuilder]: At program point L630(lines 626 632) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-20 10:43:59,826 INFO L895 garLoopResultBuilder]: At program point L915(lines 910 917) 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))) [2022-11-20 10:43:59,826 INFO L895 garLoopResultBuilder]: At program point L907(lines 895 909) 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)) [2022-11-20 10:43:59,827 INFO L899 garLoopResultBuilder]: For program point L899(lines 899 905) no Hoare annotation was computed. [2022-11-20 10:43:59,827 INFO L899 garLoopResultBuilder]: For program point L899-1(lines 899 905) no Hoare annotation was computed. [2022-11-20 10:43:59,827 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 10:43:59,827 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 10:43:59,827 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 10:43:59,828 INFO L902 garLoopResultBuilder]: At program point L755(lines 692 759) the Hoare annotation is: true [2022-11-20 10:43:59,828 INFO L899 garLoopResultBuilder]: For program point L722(lines 722 728) no Hoare annotation was computed. [2022-11-20 10:43:59,828 INFO L899 garLoopResultBuilder]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2022-11-20 10:43:59,828 INFO L895 garLoopResultBuilder]: At program point L714(line 714) 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)) [2022-11-20 10:43:59,828 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 10:43:59,829 INFO L895 garLoopResultBuilder]: At program point L657(lines 652 659) 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))) [2022-11-20 10:43:59,829 INFO L895 garLoopResultBuilder]: At program point L752(lines 701 753) the Hoare annotation is: false [2022-11-20 10:43:59,829 INFO L895 garLoopResultBuilder]: At program point L645(lines 640 648) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-11-20 10:43:59,829 INFO L895 garLoopResultBuilder]: At program point L901(line 901) the Hoare annotation is: false [2022-11-20 10:43:59,830 INFO L899 garLoopResultBuilder]: For program point L740(lines 740 746) no Hoare annotation was computed. [2022-11-20 10:43:59,830 INFO L895 garLoopResultBuilder]: At program point L740-2(lines 732 747) 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)) [2022-11-20 10:43:59,830 INFO L899 garLoopResultBuilder]: For program point L703(lines 702 751) no Hoare annotation was computed. [2022-11-20 10:43:59,830 INFO L895 garLoopResultBuilder]: At program point L637(lines 633 639) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-11-20 10:43:59,830 INFO L899 garLoopResultBuilder]: For program point L732(lines 732 747) no Hoare annotation was computed. [2022-11-20 10:43:59,831 INFO L895 garLoopResultBuilder]: At program point L724(line 724) 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)) [2022-11-20 10:43:59,831 INFO L895 garLoopResultBuilder]: At program point L113(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))) [2022-11-20 10:43:59,831 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2022-11-20 10:43:59,831 INFO L895 garLoopResultBuilder]: At program point L749(lines 702 751) 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)) [2022-11-20 10:43:59,832 INFO L899 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2022-11-20 10:43:59,832 INFO L899 garLoopResultBuilder]: For program point L712(lines 712 718) no Hoare annotation was computed. [2022-11-20 10:43:59,832 INFO L899 garLoopResultBuilder]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2022-11-20 10:43:59,832 INFO L899 garLoopResultBuilder]: For program point L544-1(lines 540 551) no Hoare annotation was computed. [2022-11-20 10:43:59,832 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 540 551) no Hoare annotation was computed. [2022-11-20 10:43:59,832 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 540 551) the Hoare annotation is: true [2022-11-20 10:43:59,836 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-20 10:43:59,838 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:43:59,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:43:59 BoogieIcfgContainer [2022-11-20 10:43:59,853 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:43:59,853 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:43:59,853 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:43:59,854 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:43:59,854 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:43:57" (3/4) ... [2022-11-20 10:43:59,857 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:43:59,864 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-11-20 10:43:59,864 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-11-20 10:43:59,864 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-11-20 10:43:59,864 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-11-20 10:43:59,864 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-11-20 10:43:59,865 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-11-20 10:43:59,865 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-11-20 10:43:59,870 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-20 10:43:59,871 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 10:43:59,871 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 10:43:59,871 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:43:59,872 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:43:59,896 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-11-20 10:43:59,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-11-20 10:43:59,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-11-20 10:43:59,897 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-11-20 10:43:59,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-20 10:43:59,898 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-11-20 10:43:59,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) [2022-11-20 10:43:59,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-11-20 10:43:59,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-20 10:43:59,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-11-20 10:43:59,900 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) [2022-11-20 10:43:59,901 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-11-20 10:43:59,918 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:43:59,919 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:43:59,919 INFO L158 Benchmark]: Toolchain (without parser) took 3494.47ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 79.3MB in the beginning and 84.2MB in the end (delta: -4.9MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2022-11-20 10:43:59,920 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:43:59,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 638.29ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 79.0MB in the beginning and 157.5MB in the end (delta: -78.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2022-11-20 10:43:59,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.20ms. Allocated memory is still 190.8MB. Free memory was 157.5MB in the beginning and 155.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:43:59,921 INFO L158 Benchmark]: Boogie Preprocessor took 53.86ms. Allocated memory is still 190.8MB. Free memory was 155.4MB in the beginning and 154.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:43:59,921 INFO L158 Benchmark]: RCFGBuilder took 521.72ms. Allocated memory is still 190.8MB. Free memory was 154.3MB in the beginning and 138.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 10:43:59,921 INFO L158 Benchmark]: TraceAbstraction took 2124.61ms. Allocated memory is still 190.8MB. Free memory was 137.7MB in the beginning and 89.4MB in the end (delta: 48.3MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2022-11-20 10:43:59,922 INFO L158 Benchmark]: Witness Printer took 65.61ms. Allocated memory is still 190.8MB. Free memory was 89.4MB in the beginning and 84.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:43:59,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 138.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 638.29ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 79.0MB in the beginning and 157.5MB in the end (delta: -78.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.20ms. Allocated memory is still 190.8MB. Free memory was 157.5MB in the beginning and 155.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.86ms. Allocated memory is still 190.8MB. Free memory was 155.4MB in the beginning and 154.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 521.72ms. Allocated memory is still 190.8MB. Free memory was 154.3MB in the beginning and 138.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2124.61ms. Allocated memory is still 190.8MB. Free memory was 137.7MB in the beginning and 89.4MB in the end (delta: 48.3MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. * Witness Printer took 65.61ms. Allocated memory is still 190.8MB. Free memory was 89.4MB in the beginning and 84.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 610]: 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 8 procedures, 82 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 225 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 221 mSDsluCounter, 676 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 347 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 329 mSDtfsCounter, 27 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=3, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 38 LocationsWithAnnotation, 186 PreInvPairs, 216 NumberOfFragments, 238 HoareAnnotationTreeSize, 186 FomulaSimplifications, 42 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 38 FomulaSimplificationsInter, 316 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 146 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 798]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 633]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && \result == 0) - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 910]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 895]: 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: 839]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 640]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 RESULT: Ultimate proved your program to be correct! [2022-11-20 10:43:59,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77285346-9c12-4f66-b5ce-689abf1cded2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE