./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC --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 06bd52675bc6dde68cedf41ed0037401ce822bbb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:31:12,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:31:12,323 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:31:12,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:31:12,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:31:12,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:31:12,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:31:12,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:31:12,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:31:12,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:31:12,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:31:12,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:31:12,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:31:12,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:31:12,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:31:12,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:31:12,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:31:12,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:31:12,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:31:12,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:31:12,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:31:12,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:31:12,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:31:12,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:31:12,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:31:12,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:31:12,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:31:12,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:31:12,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:31:12,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:31:12,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:31:12,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:31:12,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:31:12,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:31:12,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:31:12,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:31:12,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:31:12,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:31:12,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:31:12,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:31:12,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:31:12,450 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:31:12,497 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:31:12,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:31:12,500 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:31:12,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:31:12,500 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:31:12,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:31:12,501 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:31:12,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:31:12,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:31:12,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:31:12,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:31:12,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:31:12,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:31:12,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:31:12,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:31:12,512 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:31:12,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:31:12,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:31:12,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:31:12,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:31:12,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:31:12,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:31:12,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:31:12,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:31:12,514 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:31:12,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:31:12,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:31:12,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:31:12,515 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_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 06bd52675bc6dde68cedf41ed0037401ce822bbb [2021-10-11 00:31:12,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:31:12,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:31:12,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:31:12,949 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:31:12,950 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:31:12,952 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2021-10-11 00:31:13,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/data/e59abc5e0/d216aa5f1477429ca3b73899ccadd532/FLAGb1b9870ce [2021-10-11 00:31:13,648 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:31:13,650 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c [2021-10-11 00:31:13,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/data/e59abc5e0/d216aa5f1477429ca3b73899ccadd532/FLAGb1b9870ce [2021-10-11 00:31:13,922 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/data/e59abc5e0/d216aa5f1477429ca3b73899ccadd532 [2021-10-11 00:31:13,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:31:13,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:31:13,936 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:31:13,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:31:13,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:31:13,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:31:13" (1/1) ... [2021-10-11 00:31:13,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d3c7c4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:13, skipping insertion in model container [2021-10-11 00:31:13,944 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:31:13" (1/1) ... [2021-10-11 00:31:13,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:31:14,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:31:14,339 WARN L226 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_b3fd549a-4680-4d06-a66e-3c34cdef63b1/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14599,14612] [2021-10-11 00:31:14,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:31:14,371 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:31:14,444 WARN L226 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_b3fd549a-4680-4d06-a66e-3c34cdef63b1/sv-benchmarks/c/product-lines/minepump_spec1_product08.cil.c[14599,14612] [2021-10-11 00:31:14,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:31:14,492 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:31:14,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14 WrapperNode [2021-10-11 00:31:14,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:31:14,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:31:14,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:31:14,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:31:14,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:31:14,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:31:14,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:31:14,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:31:14,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,584 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,585 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... [2021-10-11 00:31:14,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:31:14,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:31:14,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:31:14,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:31:14,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:31:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:31:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:31:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:31:14,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:31:15,641 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:31:15,641 INFO L299 CfgBuilder]: Removed 102 assume(true) statements. [2021-10-11 00:31:15,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:31:15 BoogieIcfgContainer [2021-10-11 00:31:15,643 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:31:15,645 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:31:15,645 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:31:15,649 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:31:15,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:31:13" (1/3) ... [2021-10-11 00:31:15,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d8629b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:31:15, skipping insertion in model container [2021-10-11 00:31:15,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:31:14" (2/3) ... [2021-10-11 00:31:15,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d8629b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:31:15, skipping insertion in model container [2021-10-11 00:31:15,651 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:31:15" (3/3) ... [2021-10-11 00:31:15,653 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2021-10-11 00:31:15,668 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:31:15,672 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:31:15,684 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:31:15,711 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:31:15,711 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:31:15,711 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:31:15,711 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:31:15,711 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:31:15,712 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:31:15,712 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:31:15,712 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:31:15,728 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states. [2021-10-11 00:31:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:31:15,734 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:31:15,735 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:31:15,735 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:31:15,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:31:15,741 INFO L82 PathProgramCache]: Analyzing trace with hash -262370748, now seen corresponding path program 1 times [2021-10-11 00:31:15,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:31:15,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712991572] [2021-10-11 00:31:15,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:31:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:31:16,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:31:16,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712991572] [2021-10-11 00:31:16,011 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:31:16,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:31:16,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137231009] [2021-10-11 00:31:16,016 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:31:16,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:31:16,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:31:16,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:31:16,048 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 2 states. [2021-10-11 00:31:16,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:31:16,097 INFO L93 Difference]: Finished difference Result 136 states and 203 transitions. [2021-10-11 00:31:16,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:31:16,098 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 00:31:16,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:31:16,127 INFO L225 Difference]: With dead ends: 136 [2021-10-11 00:31:16,127 INFO L226 Difference]: Without dead ends: 67 [2021-10-11 00:31:16,135 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:31:16,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-11 00:31:16,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2021-10-11 00:31:16,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2021-10-11 00:31:16,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 93 transitions. [2021-10-11 00:31:16,189 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 93 transitions. Word has length 16 [2021-10-11 00:31:16,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:31:16,190 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 93 transitions. [2021-10-11 00:31:16,190 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:31:16,190 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2021-10-11 00:31:16,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:31:16,191 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:31:16,192 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:31:16,192 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:31:16,192 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:31:16,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:31:16,193 INFO L82 PathProgramCache]: Analyzing trace with hash -1309127645, now seen corresponding path program 1 times [2021-10-11 00:31:16,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:31:16,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127276660] [2021-10-11 00:31:16,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:31:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:31:16,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:31:16,344 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127276660] [2021-10-11 00:31:16,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:31:16,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:31:16,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747882220] [2021-10-11 00:31:16,346 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:31:16,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:31:16,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:31:16,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:31:16,351 INFO L87 Difference]: Start difference. First operand 67 states and 93 transitions. Second operand 3 states. [2021-10-11 00:31:16,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:31:16,372 INFO L93 Difference]: Finished difference Result 67 states and 93 transitions. [2021-10-11 00:31:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:31:16,373 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:31:16,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:31:16,374 INFO L225 Difference]: With dead ends: 67 [2021-10-11 00:31:16,374 INFO L226 Difference]: Without dead ends: 33 [2021-10-11 00:31:16,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:31:16,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-10-11 00:31:16,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-10-11 00:31:16,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-10-11 00:31:16,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-10-11 00:31:16,379 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-10-11 00:31:16,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:31:16,379 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-10-11 00:31:16,379 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:31:16,380 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-10-11 00:31:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:31:16,380 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:31:16,381 INFO L422 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] [2021-10-11 00:31:16,381 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:31:16,381 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:31:16,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:31:16,382 INFO L82 PathProgramCache]: Analyzing trace with hash -915815930, now seen corresponding path program 1 times [2021-10-11 00:31:16,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:31:16,382 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517857802] [2021-10-11 00:31:16,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:31:16,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:31:16,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:31:16,479 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517857802] [2021-10-11 00:31:16,479 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:31:16,480 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:31:16,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470373335] [2021-10-11 00:31:16,480 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:31:16,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:31:16,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:31:16,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:31:16,482 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 5 states. [2021-10-11 00:31:16,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:31:16,589 INFO L93 Difference]: Finished difference Result 83 states and 120 transitions. [2021-10-11 00:31:16,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:31:16,590 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2021-10-11 00:31:16,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:31:16,591 INFO L225 Difference]: With dead ends: 83 [2021-10-11 00:31:16,591 INFO L226 Difference]: Without dead ends: 56 [2021-10-11 00:31:16,592 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:31:16,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2021-10-11 00:31:16,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 52. [2021-10-11 00:31:16,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2021-10-11 00:31:16,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 75 transitions. [2021-10-11 00:31:16,602 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 75 transitions. Word has length 22 [2021-10-11 00:31:16,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:31:16,603 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 75 transitions. [2021-10-11 00:31:16,603 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:31:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2021-10-11 00:31:16,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-11 00:31:16,604 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:31:16,604 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:31:16,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:31:16,605 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:31:16,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:31:16,606 INFO L82 PathProgramCache]: Analyzing trace with hash 9705803, now seen corresponding path program 1 times [2021-10-11 00:31:16,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:31:16,606 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214981429] [2021-10-11 00:31:16,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:31:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:31:16,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:31:16,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214981429] [2021-10-11 00:31:16,696 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:31:16,696 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:31:16,696 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701825532] [2021-10-11 00:31:16,697 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:31:16,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:31:16,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:31:16,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:31:16,698 INFO L87 Difference]: Start difference. First operand 52 states and 75 transitions. Second operand 5 states. [2021-10-11 00:31:16,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:31:16,826 INFO L93 Difference]: Finished difference Result 237 states and 363 transitions. [2021-10-11 00:31:16,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-11 00:31:16,827 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-10-11 00:31:16,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:31:16,829 INFO L225 Difference]: With dead ends: 237 [2021-10-11 00:31:16,830 INFO L226 Difference]: Without dead ends: 191 [2021-10-11 00:31:16,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:31:16,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2021-10-11 00:31:16,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 92. [2021-10-11 00:31:16,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2021-10-11 00:31:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 133 transitions. [2021-10-11 00:31:16,850 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 133 transitions. Word has length 23 [2021-10-11 00:31:16,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:31:16,850 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 133 transitions. [2021-10-11 00:31:16,851 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:31:16,851 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2021-10-11 00:31:16,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:31:16,852 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:31:16,852 INFO L422 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] [2021-10-11 00:31:16,852 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:31:16,853 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:31:16,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:31:16,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1962564181, now seen corresponding path program 1 times [2021-10-11 00:31:16,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:31:16,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396568868] [2021-10-11 00:31:16,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:31:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:31:16,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:31:16,940 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396568868] [2021-10-11 00:31:16,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:31:16,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:31:16,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62969931] [2021-10-11 00:31:16,941 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:31:16,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:31:16,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:31:16,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:31:16,943 INFO L87 Difference]: Start difference. First operand 92 states and 133 transitions. Second operand 5 states. [2021-10-11 00:31:17,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:31:17,029 INFO L93 Difference]: Finished difference Result 282 states and 419 transitions. [2021-10-11 00:31:17,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:31:17,031 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-10-11 00:31:17,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:31:17,032 INFO L225 Difference]: With dead ends: 282 [2021-10-11 00:31:17,032 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:31:17,034 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:31:17,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:31:17,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:31:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:31:17,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:31:17,038 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-10-11 00:31:17,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:31:17,038 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:31:17,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:31:17,038 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:31:17,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:31:17,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:31:17,040 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:31:17,543 INFO L258 CegarLoopResult]: At program point L217(lines 212 220) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,543 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-10-11 00:31:17,543 INFO L258 CegarLoopResult]: At program point L217-1(lines 212 220) the Hoare annotation is: false [2021-10-11 00:31:17,543 INFO L258 CegarLoopResult]: At program point L217-2(lines 212 220) the Hoare annotation is: false [2021-10-11 00:31:17,544 INFO L258 CegarLoopResult]: At program point L680(lines 675 683) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,544 INFO L262 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2021-10-11 00:31:17,544 INFO L262 CegarLoopResult]: For program point L168-1(lines 168 176) no Hoare annotation was computed. [2021-10-11 00:31:17,544 INFO L262 CegarLoopResult]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2021-10-11 00:31:17,544 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:31:17,544 INFO L262 CegarLoopResult]: For program point L847(lines 847 851) no Hoare annotation was computed. [2021-10-11 00:31:17,545 INFO L262 CegarLoopResult]: For program point L798(lines 798 811) no Hoare annotation was computed. [2021-10-11 00:31:17,545 INFO L258 CegarLoopResult]: At program point L798-1(lines 1 895) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,545 INFO L262 CegarLoopResult]: For program point L798-2(lines 798 811) no Hoare annotation was computed. [2021-10-11 00:31:17,546 INFO L258 CegarLoopResult]: At program point L798-3(lines 1 895) the Hoare annotation is: false [2021-10-11 00:31:17,547 INFO L262 CegarLoopResult]: For program point L798-4(lines 798 811) no Hoare annotation was computed. [2021-10-11 00:31:17,547 INFO L258 CegarLoopResult]: At program point L798-5(lines 1 895) the Hoare annotation is: false [2021-10-11 00:31:17,547 INFO L262 CegarLoopResult]: For program point L88(lines 88 103) no Hoare annotation was computed. [2021-10-11 00:31:17,547 INFO L258 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,547 INFO L258 CegarLoopResult]: At program point L139-1(lines 139 145) the Hoare annotation is: false [2021-10-11 00:31:17,548 INFO L258 CegarLoopResult]: At program point L139-2(lines 139 145) the Hoare annotation is: false [2021-10-11 00:31:17,548 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:31:17,549 INFO L265 CegarLoopResult]: At program point L785(lines 766 788) the Hoare annotation is: true [2021-10-11 00:31:17,549 INFO L258 CegarLoopResult]: At program point L108(lines 57 109) the Hoare annotation is: false [2021-10-11 00:31:17,549 INFO L262 CegarLoopResult]: For program point L835(lines 835 839) no Hoare annotation was computed. [2021-10-11 00:31:17,549 INFO L262 CegarLoopResult]: For program point L802(lines 802 808) no Hoare annotation was computed. [2021-10-11 00:31:17,549 INFO L262 CegarLoopResult]: For program point L802-2(lines 802 808) no Hoare annotation was computed. [2021-10-11 00:31:17,550 INFO L262 CegarLoopResult]: For program point L802-4(lines 802 808) no Hoare annotation was computed. [2021-10-11 00:31:17,550 INFO L262 CegarLoopResult]: For program point L59(lines 58 107) no Hoare annotation was computed. [2021-10-11 00:31:17,550 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-10-11 00:31:17,551 INFO L258 CegarLoopResult]: At program point L753(lines 749 755) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,552 INFO L258 CegarLoopResult]: At program point L208(lines 201 211) the Hoare annotation is: false [2021-10-11 00:31:17,556 INFO L258 CegarLoopResult]: At program point L208-1(lines 201 211) the Hoare annotation is: false [2021-10-11 00:31:17,556 INFO L258 CegarLoopResult]: At program point L208-2(lines 201 211) the Hoare annotation is: false [2021-10-11 00:31:17,557 INFO L262 CegarLoopResult]: For program point L60(lines 60 64) no Hoare annotation was computed. [2021-10-11 00:31:17,557 INFO L258 CegarLoopResult]: At program point L672(lines 1 895) the Hoare annotation is: (and (= ~methaneLevelCritical~0 0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-10-11 00:31:17,558 INFO L258 CegarLoopResult]: At program point L705-2(lines 705 719) the Hoare annotation is: false [2021-10-11 00:31:17,558 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:31:17,559 INFO L262 CegarLoopResult]: For program point L689(line 689) no Hoare annotation was computed. [2021-10-11 00:31:17,559 INFO L262 CegarLoopResult]: For program point L689-1(line 689) no Hoare annotation was computed. [2021-10-11 00:31:17,559 INFO L262 CegarLoopResult]: For program point L689-2(line 689) no Hoare annotation was computed. [2021-10-11 00:31:17,560 INFO L262 CegarLoopResult]: For program point L78(lines 78 84) no Hoare annotation was computed. [2021-10-11 00:31:17,560 INFO L258 CegarLoopResult]: At program point L78-1(lines 78 84) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,560 INFO L262 CegarLoopResult]: For program point L706(line 706) no Hoare annotation was computed. [2021-10-11 00:31:17,567 INFO L262 CegarLoopResult]: For program point L261(lines 261 267) no Hoare annotation was computed. [2021-10-11 00:31:17,567 INFO L258 CegarLoopResult]: At program point L261-1(lines 261 267) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,567 INFO L262 CegarLoopResult]: For program point L96(lines 96 102) no Hoare annotation was computed. [2021-10-11 00:31:17,567 INFO L258 CegarLoopResult]: At program point L96-1(lines 132 138) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,568 INFO L262 CegarLoopResult]: For program point L823(lines 823 827) no Hoare annotation was computed. [2021-10-11 00:31:17,568 INFO L262 CegarLoopResult]: For program point L823-3(lines 823 827) no Hoare annotation was computed. [2021-10-11 00:31:17,568 INFO L262 CegarLoopResult]: For program point L823-6(lines 823 827) no Hoare annotation was computed. [2021-10-11 00:31:17,568 INFO L262 CegarLoopResult]: For program point L709(lines 709 713) no Hoare annotation was computed. [2021-10-11 00:31:17,568 INFO L262 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2021-10-11 00:31:17,568 INFO L262 CegarLoopResult]: For program point L709-1(lines 132 138) no Hoare annotation was computed. [2021-10-11 00:31:17,568 INFO L262 CegarLoopResult]: For program point L164-1(lines 164 181) no Hoare annotation was computed. [2021-10-11 00:31:17,569 INFO L262 CegarLoopResult]: For program point L164-2(lines 164 181) no Hoare annotation was computed. [2021-10-11 00:31:17,569 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:31:17,569 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 689) no Hoare annotation was computed. [2021-10-11 00:31:17,569 INFO L262 CegarLoopResult]: For program point L776(lines 776 783) no Hoare annotation was computed. [2021-10-11 00:31:17,569 INFO L265 CegarLoopResult]: At program point L776-1(lines 776 783) the Hoare annotation is: true [2021-10-11 00:31:17,570 INFO L258 CegarLoopResult]: At program point L132(lines 131 150) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,570 INFO L262 CegarLoopResult]: For program point L132-1(lines 132 138) no Hoare annotation was computed. [2021-10-11 00:31:17,570 INFO L258 CegarLoopResult]: At program point L132-2(lines 131 150) the Hoare annotation is: false [2021-10-11 00:31:17,570 INFO L258 CegarLoopResult]: At program point L132-3(lines 131 150) the Hoare annotation is: false [2021-10-11 00:31:17,570 INFO L258 CegarLoopResult]: At program point L860(lines 855 863) the Hoare annotation is: false [2021-10-11 00:31:17,570 INFO L258 CegarLoopResult]: At program point L860-1(lines 855 863) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,571 INFO L258 CegarLoopResult]: At program point L860-2(lines 855 863) the Hoare annotation is: false [2021-10-11 00:31:17,571 INFO L258 CegarLoopResult]: At program point L860-3(lines 855 863) the Hoare annotation is: false [2021-10-11 00:31:17,571 INFO L258 CegarLoopResult]: At program point L860-4(lines 855 863) the Hoare annotation is: false [2021-10-11 00:31:17,572 INFO L258 CegarLoopResult]: At program point L860-5(lines 855 863) the Hoare annotation is: false [2021-10-11 00:31:17,572 INFO L262 CegarLoopResult]: For program point L68(lines 68 74) no Hoare annotation was computed. [2021-10-11 00:31:17,573 INFO L258 CegarLoopResult]: At program point L68-1(lines 68 74) the Hoare annotation is: (and (= ULTIMATE.start_main_~tmp~5 1) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-10-11 00:31:17,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:31:17 BoogieIcfgContainer [2021-10-11 00:31:17,614 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:31:17,615 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:31:17,615 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:31:17,615 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:31:17,616 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:31:15" (3/4) ... [2021-10-11 00:31:17,619 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:31:17,634 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:31:17,635 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:31:17,636 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:31:17,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:31:17,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:31:17,638 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:31:17,639 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:31:17,661 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 [2021-10-11 00:31:17,662 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1 [2021-10-11 00:31:17,662 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,662 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,663 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,663 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,664 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,664 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,664 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,665 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,666 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 [2021-10-11 00:31:17,726 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3fd549a-4680-4d06-a66e-3c34cdef63b1/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:31:17,727 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:31:17,728 INFO L168 Benchmark]: Toolchain (without parser) took 3800.87 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 71.1 MB in the beginning and 67.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:31:17,729 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 113.2 MB. Free memory is still 88.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:31:17,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 556.91 ms. Allocated memory is still 113.2 MB. Free memory was 71.0 MB in the beginning and 77.9 MB in the end (delta: -6.9 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. [2021-10-11 00:31:17,730 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.50 ms. Allocated memory is still 113.2 MB. Free memory was 77.9 MB in the beginning and 74.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:31:17,730 INFO L168 Benchmark]: Boogie Preprocessor took 41.69 ms. Allocated memory is still 113.2 MB. Free memory was 74.9 MB in the beginning and 72.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:31:17,731 INFO L168 Benchmark]: RCFGBuilder took 1032.50 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 72.6 MB in the beginning and 93.5 MB in the end (delta: -20.9 MB). Peak memory consumption was 43.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:31:17,731 INFO L168 Benchmark]: TraceAbstraction took 1969.38 ms. Allocated memory is still 136.3 MB. Free memory was 93.5 MB in the beginning and 74.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 56.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:31:17,731 INFO L168 Benchmark]: Witness Printer took 111.76 ms. Allocated memory is still 136.3 MB. Free memory was 74.0 MB in the beginning and 67.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:31:17,734 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 113.2 MB. Free memory is still 88.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 556.91 ms. Allocated memory is still 113.2 MB. Free memory was 71.0 MB in the beginning and 77.9 MB in the end (delta: -6.9 MB). Peak memory consumption was 10.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 73.50 ms. Allocated memory is still 113.2 MB. Free memory was 77.9 MB in the beginning and 74.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.69 ms. Allocated memory is still 113.2 MB. Free memory was 74.9 MB in the beginning and 72.6 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1032.50 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 72.6 MB in the beginning and 93.5 MB in the end (delta: -20.9 MB). Peak memory consumption was 43.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1969.38 ms. Allocated memory is still 136.3 MB. Free memory was 93.5 MB in the beginning and 74.0 MB in the end (delta: 19.5 MB). Peak memory consumption was 56.0 MB. Max. memory is 16.1 GB. * Witness Printer took 111.76 ms. Allocated memory is still 136.3 MB. Free memory was 74.0 MB in the beginning and 67.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 689]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 689]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 689]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 705]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0 && !(0 == systemActive)) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 749]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 && !(0 == systemActive)) && tmp == 1) && pumpRunning == 0) && \result == 1 - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 201]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (((tmp == 1 && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 57]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - InvariantResult [Line: 855]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 131]: Loop Invariant Derived loop invariant: ((tmp == 1 && pumpRunning == 0) && splverifierCounter == 0) && \result == 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 71 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 306 SDtfs, 468 SDslu, 297 SDs, 0 SdLazy, 63 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=92occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 103 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 118 NumberOfFragments, 182 HoareAnnotationTreeSize, 32 FomulaSimplifications, 4158 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 32 FomulaSimplificationsInter, 34 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 4057 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...