./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt --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 78e630cdfb1cd89877a912be67c0a041bc0bca96 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:57:17,577 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:57:17,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:57:17,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:57:17,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:57:17,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:57:17,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:57:17,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:57:17,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:57:17,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:57:17,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:57:17,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:57:17,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:57:17,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:57:17,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:57:17,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:57:17,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:57:17,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:57:17,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:57:17,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:57:17,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:57:17,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:57:17,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:57:17,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:57:17,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:57:17,668 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:57:17,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:57:17,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:57:17,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:57:17,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:57:17,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:57:17,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:57:17,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:57:17,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:57:17,678 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:57:17,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:57:17,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:57:17,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:57:17,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:57:17,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:57:17,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:57:17,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:57:17,726 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:57:17,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:57:17,727 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:57:17,727 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:57:17,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:57:17,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:57:17,728 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:57:17,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:57:17,729 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:57:17,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:57:17,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:57:17,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:57:17,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:57:17,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:57:17,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:57:17,730 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:57:17,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:57:17,730 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:57:17,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:57:17,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:57:17,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:57:17,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:57:17,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:57:17,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:57:17,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:57:17,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:57:17,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:57:17,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:57:17,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:57:17,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:57:17,732 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_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78e630cdfb1cd89877a912be67c0a041bc0bca96 [2021-10-13 00:57:18,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:57:18,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:57:18,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:57:18,060 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:57:18,061 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:57:18,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2021-10-13 00:57:18,146 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/data/7cd327534/23a993e0e0e84e91a3e04e88f4809b90/FLAG0e432ac51 [2021-10-13 00:57:18,619 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:57:18,620 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c [2021-10-13 00:57:18,646 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/data/7cd327534/23a993e0e0e84e91a3e04e88f4809b90/FLAG0e432ac51 [2021-10-13 00:57:18,984 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/data/7cd327534/23a993e0e0e84e91a3e04e88f4809b90 [2021-10-13 00:57:18,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:57:18,988 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:57:18,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:57:18,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:57:18,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:57:18,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:57:18" (1/1) ... [2021-10-13 00:57:18,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237c4d41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:18, skipping insertion in model container [2021-10-13 00:57:18,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:57:18" (1/1) ... [2021-10-13 00:57:19,001 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:57:19,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:57:19,266 WARN L228 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_31ad1184-917e-41ec-9a42-988f5c3e7e92/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c[5507,5520] [2021-10-13 00:57:19,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:57:19,338 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:57:19,368 WARN L228 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_31ad1184-917e-41ec-9a42-988f5c3e7e92/sv-benchmarks/c/product-lines/minepump_spec2_product15.cil.c[5507,5520] [2021-10-13 00:57:19,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:57:19,423 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:57:19,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19 WrapperNode [2021-10-13 00:57:19,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:57:19,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:57:19,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:57:19,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:57:19,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:57:19,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:57:19,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:57:19,483 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:57:19,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:57:19,545 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:57:19,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:57:19,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:57:19,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (1/1) ... [2021-10-13 00:57:19,562 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:57:19,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:57:19,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:57:19,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:57:19,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:57:19,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:57:19,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:57:19,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:57:20,457 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:57:20,458 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-13 00:57:20,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:57:20 BoogieIcfgContainer [2021-10-13 00:57:20,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:57:20,462 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:57:20,462 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:57:20,466 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:57:20,467 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:57:18" (1/3) ... [2021-10-13 00:57:20,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c02d82c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:57:20, skipping insertion in model container [2021-10-13 00:57:20,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:57:19" (2/3) ... [2021-10-13 00:57:20,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c02d82c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:57:20, skipping insertion in model container [2021-10-13 00:57:20,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:57:20" (3/3) ... [2021-10-13 00:57:20,470 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product15.cil.c [2021-10-13 00:57:20,477 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:57:20,477 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 00:57:20,554 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:57:20,560 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-13 00:57:20,561 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 00:57:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 71 states have (on average 1.5774647887323943) internal successors, (112), 74 states have internal predecessors, (112), 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) [2021-10-13 00:57:20,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-13 00:57:20,584 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:20,584 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:57:20,585 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:20,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:20,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1574942692, now seen corresponding path program 1 times [2021-10-13 00:57:20,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:20,600 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050908340] [2021-10-13 00:57:20,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:20,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:20,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:20,926 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:20,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050908340] [2021-10-13 00:57:20,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050908340] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:20,928 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:20,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-13 00:57:20,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931987238] [2021-10-13 00:57:20,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 00:57:20,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:20,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 00:57:20,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:57:20,959 INFO L87 Difference]: Start difference. First operand has 75 states, 71 states have (on average 1.5774647887323943) internal successors, (112), 74 states have internal predecessors, (112), 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) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-10-13 00:57:20,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:20,981 INFO L93 Difference]: Finished difference Result 143 states and 216 transitions. [2021-10-13 00:57:20,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 00:57:20,983 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) Word has length 18 [2021-10-13 00:57:20,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:20,992 INFO L225 Difference]: With dead ends: 143 [2021-10-13 00:57:20,992 INFO L226 Difference]: Without dead ends: 71 [2021-10-13 00:57:20,995 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 00:57:21,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-10-13 00:57:21,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-10-13 00:57:21,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 68 states have (on average 1.4705882352941178) internal successors, (100), 70 states have internal predecessors, (100), 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) [2021-10-13 00:57:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2021-10-13 00:57:21,045 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 18 [2021-10-13 00:57:21,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:21,050 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2021-10-13 00:57:21,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2021-10-13 00:57:21,052 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2021-10-13 00:57:21,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-13 00:57:21,055 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:21,055 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:57:21,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:57:21,056 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:21,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:21,061 INFO L82 PathProgramCache]: Analyzing trace with hash -562353309, now seen corresponding path program 1 times [2021-10-13 00:57:21,061 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:21,061 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842707024] [2021-10-13 00:57:21,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:21,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:21,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:21,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:21,220 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:21,220 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842707024] [2021-10-13 00:57:21,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842707024] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:21,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:21,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-13 00:57:21,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489253080] [2021-10-13 00:57:21,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-13 00:57:21,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:21,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-13 00:57:21,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:57:21,227 INFO L87 Difference]: Start difference. First operand 71 states and 100 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-10-13 00:57:21,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:21,243 INFO L93 Difference]: Finished difference Result 71 states and 100 transitions. [2021-10-13 00:57:21,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 00:57:21,244 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) Word has length 19 [2021-10-13 00:57:21,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:21,245 INFO L225 Difference]: With dead ends: 71 [2021-10-13 00:57:21,246 INFO L226 Difference]: Without dead ends: 35 [2021-10-13 00:57:21,247 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.6ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-13 00:57:21,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2021-10-13 00:57:21,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35. [2021-10-13 00:57:21,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 34 states have internal predecessors, (49), 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) [2021-10-13 00:57:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions. [2021-10-13 00:57:21,263 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 19 [2021-10-13 00:57:21,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:21,263 INFO L470 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions. [2021-10-13 00:57:21,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2021-10-13 00:57:21,264 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-13 00:57:21,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 00:57:21,266 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:21,266 INFO L512 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] [2021-10-13 00:57:21,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-13 00:57:21,267 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:21,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:21,269 INFO L82 PathProgramCache]: Analyzing trace with hash 369120319, now seen corresponding path program 1 times [2021-10-13 00:57:21,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:21,270 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367575274] [2021-10-13 00:57:21,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:21,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:21,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:21,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:21,381 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:21,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367575274] [2021-10-13 00:57:21,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367575274] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:21,387 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:21,390 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-13 00:57:21,390 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191384113] [2021-10-13 00:57:21,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-13 00:57:21,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:21,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-13 00:57:21,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-13 00:57:21,394 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-10-13 00:57:21,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:21,593 INFO L93 Difference]: Finished difference Result 115 states and 169 transitions. [2021-10-13 00:57:21,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-13 00:57:21,594 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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) Word has length 24 [2021-10-13 00:57:21,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:21,595 INFO L225 Difference]: With dead ends: 115 [2021-10-13 00:57:21,595 INFO L226 Difference]: Without dead ends: 87 [2021-10-13 00:57:21,596 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.8ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-13 00:57:21,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-13 00:57:21,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 55. [2021-10-13 00:57:21,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 54 states have internal predecessors, (80), 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) [2021-10-13 00:57:21,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 80 transitions. [2021-10-13 00:57:21,607 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 80 transitions. Word has length 24 [2021-10-13 00:57:21,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:21,608 INFO L470 AbstractCegarLoop]: Abstraction has 55 states and 80 transitions. [2021-10-13 00:57:21,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-10-13 00:57:21,608 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2021-10-13 00:57:21,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 00:57:21,609 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:21,609 INFO L512 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] [2021-10-13 00:57:21,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-13 00:57:21,610 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:21,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:21,611 INFO L82 PathProgramCache]: Analyzing trace with hash -1510483975, now seen corresponding path program 1 times [2021-10-13 00:57:21,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:21,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692384427] [2021-10-13 00:57:21,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:21,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:21,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:21,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:21,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692384427] [2021-10-13 00:57:21,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692384427] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:21,677 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:21,677 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:57:21,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819837705] [2021-10-13 00:57:21,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:57:21,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:21,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:57:21,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:57:21,679 INFO L87 Difference]: Start difference. First operand 55 states and 80 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 00:57:21,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:21,823 INFO L93 Difference]: Finished difference Result 242 states and 372 transitions. [2021-10-13 00:57:21,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 00:57:21,824 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) Word has length 25 [2021-10-13 00:57:21,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:21,830 INFO L225 Difference]: With dead ends: 242 [2021-10-13 00:57:21,830 INFO L226 Difference]: Without dead ends: 194 [2021-10-13 00:57:21,832 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 34.0ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 00:57:21,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-10-13 00:57:21,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 95. [2021-10-13 00:57:21,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.4680851063829787) internal successors, (138), 94 states have internal predecessors, (138), 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) [2021-10-13 00:57:21,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 138 transitions. [2021-10-13 00:57:21,864 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 138 transitions. Word has length 25 [2021-10-13 00:57:21,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:21,865 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 138 transitions. [2021-10-13 00:57:21,865 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 4 states have internal predecessors, (25), 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) [2021-10-13 00:57:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2021-10-13 00:57:21,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-13 00:57:21,869 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:57:21,869 INFO L512 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] [2021-10-13 00:57:21,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-13 00:57:21,871 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:57:21,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:57:21,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1404713871, now seen corresponding path program 1 times [2021-10-13 00:57:21,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:57:21,872 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875348908] [2021-10-13 00:57:21,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:57:21,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:57:21,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:57:21,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:57:21,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-13 00:57:21,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875348908] [2021-10-13 00:57:21,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875348908] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-13 00:57:21,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-13 00:57:21,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-13 00:57:21,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921909262] [2021-10-13 00:57:21,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 00:57:21,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-13 00:57:21,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 00:57:21,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 00:57:21,990 INFO L87 Difference]: Start difference. First operand 95 states and 138 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-10-13 00:57:22,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 00:57:22,063 INFO L93 Difference]: Finished difference Result 285 states and 424 transitions. [2021-10-13 00:57:22,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 00:57:22,065 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) Word has length 26 [2021-10-13 00:57:22,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 00:57:22,065 INFO L225 Difference]: With dead ends: 285 [2021-10-13 00:57:22,065 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 00:57:22,070 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 00:57:22,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 00:57:22,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 00:57:22,071 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) [2021-10-13 00:57:22,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 00:57:22,072 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-10-13 00:57:22,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 00:57:22,072 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:57:22,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 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) [2021-10-13 00:57:22,073 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:57:22,073 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 00:57:22,075 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:57:22,076 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:57:22,077 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:57:22,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-13 00:57:22,079 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 00:57:22,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 00:57:22,321 INFO L857 garLoopResultBuilder]: For program point L250(lines 250 256) no Hoare annotation was computed. [2021-10-13 00:57:22,322 INFO L853 garLoopResultBuilder]: At program point L250-1(lines 250 256) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:57:22,322 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 372) no Hoare annotation was computed. [2021-10-13 00:57:22,322 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 00:57:22,322 INFO L853 garLoopResultBuilder]: At program point L152(lines 145 155) the Hoare annotation is: false [2021-10-13 00:57:22,323 INFO L853 garLoopResultBuilder]: At program point L152-1(lines 145 155) the Hoare annotation is: false [2021-10-13 00:57:22,323 INFO L853 garLoopResultBuilder]: At program point L152-2(lines 145 155) the Hoare annotation is: false [2021-10-13 00:57:22,323 INFO L860 garLoopResultBuilder]: At program point L912(lines 893 915) the Hoare annotation is: true [2021-10-13 00:57:22,324 INFO L853 garLoopResultBuilder]: At program point L879(lines 875 881) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0) (= 1 ~systemActive~0)) [2021-10-13 00:57:22,324 INFO L857 garLoopResultBuilder]: For program point L318(lines 318 322) no Hoare annotation was computed. [2021-10-13 00:57:22,324 INFO L857 garLoopResultBuilder]: For program point L798(lines 798 815) no Hoare annotation was computed. [2021-10-13 00:57:22,324 INFO L853 garLoopResultBuilder]: At program point L798-1(lines 1 915) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:57:22,324 INFO L853 garLoopResultBuilder]: At program point L831-2(lines 831 845) the Hoare annotation is: false [2021-10-13 00:57:22,325 INFO L857 garLoopResultBuilder]: For program point L798-2(lines 798 815) no Hoare annotation was computed. [2021-10-13 00:57:22,325 INFO L853 garLoopResultBuilder]: At program point L798-3(lines 1 915) the Hoare annotation is: false [2021-10-13 00:57:22,325 INFO L857 garLoopResultBuilder]: For program point L798-4(lines 798 815) no Hoare annotation was computed. [2021-10-13 00:57:22,325 INFO L853 garLoopResultBuilder]: At program point L798-5(lines 1 915) the Hoare annotation is: false [2021-10-13 00:57:22,326 INFO L857 garLoopResultBuilder]: For program point L832(line 832) no Hoare annotation was computed. [2021-10-13 00:57:22,326 INFO L857 garLoopResultBuilder]: For program point L205(lines 205 211) no Hoare annotation was computed. [2021-10-13 00:57:22,326 INFO L853 garLoopResultBuilder]: At program point L205-1(lines 205 211) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:57:22,326 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 00:57:22,327 INFO L853 garLoopResultBuilder]: At program point L768(lines 1 915) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:57:22,327 INFO L857 garLoopResultBuilder]: For program point L91(lines 91 108) no Hoare annotation was computed. [2021-10-13 00:57:22,327 INFO L857 garLoopResultBuilder]: For program point L91-1(lines 91 108) no Hoare annotation was computed. [2021-10-13 00:57:22,327 INFO L857 garLoopResultBuilder]: For program point L91-2(lines 91 108) no Hoare annotation was computed. [2021-10-13 00:57:22,327 INFO L857 garLoopResultBuilder]: For program point L372(line 372) no Hoare annotation was computed. [2021-10-13 00:57:22,327 INFO L857 garLoopResultBuilder]: For program point L372-1(line 372) no Hoare annotation was computed. [2021-10-13 00:57:22,328 INFO L857 garLoopResultBuilder]: For program point L306(lines 306 310) no Hoare annotation was computed. [2021-10-13 00:57:22,328 INFO L857 garLoopResultBuilder]: For program point L372-2(line 372) no Hoare annotation was computed. [2021-10-13 00:57:22,328 INFO L857 garLoopResultBuilder]: For program point L240(lines 240 246) no Hoare annotation was computed. [2021-10-13 00:57:22,328 INFO L853 garLoopResultBuilder]: At program point L240-1(lines 240 246) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:57:22,328 INFO L857 garLoopResultBuilder]: For program point L835(lines 835 839) no Hoare annotation was computed. [2021-10-13 00:57:22,330 INFO L857 garLoopResultBuilder]: For program point L802(lines 802 812) no Hoare annotation was computed. [2021-10-13 00:57:22,330 INFO L857 garLoopResultBuilder]: For program point L835-1(lines 59 65) no Hoare annotation was computed. [2021-10-13 00:57:22,330 INFO L857 garLoopResultBuilder]: For program point L802-2(lines 802 812) no Hoare annotation was computed. [2021-10-13 00:57:22,330 INFO L857 garLoopResultBuilder]: For program point L802-4(lines 802 812) no Hoare annotation was computed. [2021-10-13 00:57:22,331 INFO L853 garLoopResultBuilder]: At program point L59(lines 58 77) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:57:22,331 INFO L857 garLoopResultBuilder]: For program point L59-1(lines 59 65) no Hoare annotation was computed. [2021-10-13 00:57:22,331 INFO L853 garLoopResultBuilder]: At program point L59-2(lines 58 77) the Hoare annotation is: false [2021-10-13 00:57:22,331 INFO L853 garLoopResultBuilder]: At program point L59-3(lines 58 77) the Hoare annotation is: false [2021-10-13 00:57:22,332 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 372) no Hoare annotation was computed. [2021-10-13 00:57:22,332 INFO L857 garLoopResultBuilder]: For program point L803(lines 803 809) no Hoare annotation was computed. [2021-10-13 00:57:22,332 INFO L857 garLoopResultBuilder]: For program point L803-2(lines 803 809) no Hoare annotation was computed. [2021-10-13 00:57:22,332 INFO L857 garLoopResultBuilder]: For program point L803-4(lines 803 809) no Hoare annotation was computed. [2021-10-13 00:57:22,332 INFO L853 garLoopResultBuilder]: At program point L787(lines 782 789) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ULTIMATE.start_main_~tmp~7 ~systemActive~0) (= 1 ~systemActive~0)) [2021-10-13 00:57:22,333 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 910) no Hoare annotation was computed. [2021-10-13 00:57:22,333 INFO L860 garLoopResultBuilder]: At program point L903-1(lines 903 910) the Hoare annotation is: true [2021-10-13 00:57:22,333 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 00:57:22,333 INFO L857 garLoopResultBuilder]: For program point L260(lines 260 273) no Hoare annotation was computed. [2021-10-13 00:57:22,333 INFO L853 garLoopResultBuilder]: At program point L161(lines 156 164) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-10-13 00:57:22,334 INFO L853 garLoopResultBuilder]: At program point L161-1(lines 156 164) the Hoare annotation is: false [2021-10-13 00:57:22,334 INFO L857 garLoopResultBuilder]: For program point L95(lines 95 103) no Hoare annotation was computed. [2021-10-13 00:57:22,334 INFO L853 garLoopResultBuilder]: At program point L161-2(lines 156 164) the Hoare annotation is: false [2021-10-13 00:57:22,334 INFO L857 garLoopResultBuilder]: For program point L95-1(lines 95 103) no Hoare annotation was computed. [2021-10-13 00:57:22,334 INFO L857 garLoopResultBuilder]: For program point L95-2(lines 95 103) no Hoare annotation was computed. [2021-10-13 00:57:22,335 INFO L857 garLoopResultBuilder]: For program point L294(lines 294 298) no Hoare annotation was computed. [2021-10-13 00:57:22,335 INFO L857 garLoopResultBuilder]: For program point L294-3(lines 294 298) no Hoare annotation was computed. [2021-10-13 00:57:22,335 INFO L857 garLoopResultBuilder]: For program point L294-6(lines 294 298) no Hoare annotation was computed. [2021-10-13 00:57:22,335 INFO L853 garLoopResultBuilder]: At program point L278(lines 229 279) the Hoare annotation is: false [2021-10-13 00:57:22,335 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 00:57:22,336 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 372) no Hoare annotation was computed. [2021-10-13 00:57:22,336 INFO L853 garLoopResultBuilder]: At program point L776(lines 771 779) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) [2021-10-13 00:57:22,336 INFO L857 garLoopResultBuilder]: For program point L231(lines 230 277) no Hoare annotation was computed. [2021-10-13 00:57:22,336 INFO L853 garLoopResultBuilder]: At program point L66(lines 66 72) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:57:22,337 INFO L853 garLoopResultBuilder]: At program point L66-1(lines 66 72) the Hoare annotation is: false [2021-10-13 00:57:22,337 INFO L853 garLoopResultBuilder]: At program point L66-2(lines 66 72) the Hoare annotation is: false [2021-10-13 00:57:22,339 INFO L853 garLoopResultBuilder]: At program point L331(lines 326 334) the Hoare annotation is: false [2021-10-13 00:57:22,339 INFO L853 garLoopResultBuilder]: At program point L331-1(lines 326 334) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:57:22,339 INFO L853 garLoopResultBuilder]: At program point L331-2(lines 326 334) the Hoare annotation is: false [2021-10-13 00:57:22,339 INFO L857 garLoopResultBuilder]: For program point L232(lines 232 236) no Hoare annotation was computed. [2021-10-13 00:57:22,339 INFO L853 garLoopResultBuilder]: At program point L331-3(lines 326 334) the Hoare annotation is: false [2021-10-13 00:57:22,341 INFO L853 garLoopResultBuilder]: At program point L331-4(lines 326 334) the Hoare annotation is: false [2021-10-13 00:57:22,341 INFO L853 garLoopResultBuilder]: At program point L331-5(lines 326 334) the Hoare annotation is: false [2021-10-13 00:57:22,341 INFO L857 garLoopResultBuilder]: For program point L266(lines 266 272) no Hoare annotation was computed. [2021-10-13 00:57:22,343 INFO L853 garLoopResultBuilder]: At program point L266-1(lines 59 65) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-10-13 00:57:22,349 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:57:22,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:57:22 BoogieIcfgContainer [2021-10-13 00:57:22,367 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:57:22,368 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:57:22,368 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:57:22,368 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:57:22,369 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:57:20" (3/4) ... [2021-10-13 00:57:22,372 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:57:22,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 00:57:22,388 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 00:57:22,389 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 00:57:22,390 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 00:57:22,390 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 00:57:22,391 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:57:22,392 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:57:22,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive [2021-10-13 00:57:22,416 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive [2021-10-13 00:57:22,416 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive [2021-10-13 00:57:22,419 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-10-13 00:57:22,475 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:57:22,476 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:57:22,478 INFO L168 Benchmark]: Toolchain (without parser) took 3488.38 ms. Allocated memory was 130.0 MB in the beginning and 163.6 MB in the end (delta: 33.6 MB). Free memory was 89.9 MB in the beginning and 77.6 MB in the end (delta: 12.2 MB). Peak memory consumption was 44.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:22,478 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 130.0 MB. Free memory was 107.8 MB in the beginning and 107.7 MB in the end (delta: 120.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:22,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 434.75 ms. Allocated memory is still 130.0 MB. Free memory was 89.8 MB in the beginning and 97.1 MB in the end (delta: -7.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:22,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.73 ms. Allocated memory is still 130.0 MB. Free memory was 96.6 MB in the beginning and 93.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:22,479 INFO L168 Benchmark]: Boogie Preprocessor took 61.35 ms. Allocated memory is still 130.0 MB. Free memory was 93.9 MB in the beginning and 91.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:22,480 INFO L168 Benchmark]: RCFGBuilder took 915.42 ms. Allocated memory is still 130.0 MB. Free memory was 91.8 MB in the beginning and 54.6 MB in the end (delta: 37.2 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:22,480 INFO L168 Benchmark]: TraceAbstraction took 1905.48 ms. Allocated memory was 130.0 MB in the beginning and 163.6 MB in the end (delta: 33.6 MB). Free memory was 54.1 MB in the beginning and 85.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:22,480 INFO L168 Benchmark]: Witness Printer took 107.67 ms. Allocated memory is still 163.6 MB. Free memory was 85.0 MB in the beginning and 77.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:57:22,483 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 130.0 MB. Free memory was 107.8 MB in the beginning and 107.7 MB in the end (delta: 120.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 434.75 ms. Allocated memory is still 130.0 MB. Free memory was 89.8 MB in the beginning and 97.1 MB in the end (delta: -7.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.73 ms. Allocated memory is still 130.0 MB. Free memory was 96.6 MB in the beginning and 93.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 61.35 ms. Allocated memory is still 130.0 MB. Free memory was 93.9 MB in the beginning and 91.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 915.42 ms. Allocated memory is still 130.0 MB. Free memory was 91.8 MB in the beginning and 54.6 MB in the end (delta: 37.2 MB). Peak memory consumption was 37.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1905.48 ms. Allocated memory was 130.0 MB in the beginning and 163.6 MB in the end (delta: 33.6 MB). Free memory was 54.1 MB in the beginning and 85.0 MB in the end (delta: -30.9 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * Witness Printer took 107.67 ms. Allocated memory is still 163.6 MB. Free memory was 85.0 MB in the beginning and 77.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 372]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 372]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 372]: 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 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1795.9ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 20.1ms, AutomataDifference: 510.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 243.1ms, InitialAbstractionConstructionTime: 12.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 323 SDtfs, 425 SDslu, 540 SDs, 0 SdLazy, 81 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 189.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 97.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=95occurred in iteration=4, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 95.9ms AutomataMinimizationTime, 5 MinimizatonAttempts, 131 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 119 NumberOfFragments, 141 HoareAnnotationTreeSize, 33 FomulaSimplifications, 4534 FormulaSimplificationTreeSizeReduction, 159.2ms HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 73.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 30.3ms SsaConstructionTime, 253.0ms SatisfiabilityAnalysisTime, 398.3ms InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 0 QuantifiedInterpolants, 241 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 3 specifications checked. All of them hold - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 831]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 156]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 903]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 893]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 782]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 875]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && tmp == systemActive) && 1 == systemActive - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 771]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == systemActive) && methaneLevelCritical == 0) && 1 == systemActive - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 229]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 RESULT: Ultimate proved your program to be correct! [2021-10-13 00:57:22,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31ad1184-917e-41ec-9a42-988f5c3e7e92/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...