./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.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_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/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_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/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_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/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 e4021e5ed6083ccb49822fa9a7e2a9e751d393e1 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:28:14,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:28:14,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:28:14,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:28:14,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:28:14,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:28:14,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:28:14,946 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:28:14,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:28:14,950 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:28:14,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:28:14,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:28:14,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:28:14,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:28:14,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:28:14,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:28:14,959 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:28:14,961 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:28:14,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:28:14,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:28:14,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:28:14,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:28:14,981 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:28:14,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:28:14,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:28:14,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:28:14,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:28:14,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:28:14,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:28:14,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:28:15,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:28:15,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:28:15,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:28:15,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:28:15,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:28:15,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:28:15,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:28:15,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:28:15,011 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:28:15,012 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:28:15,013 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:28:15,016 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:28:15,068 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:28:15,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:28:15,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:28:15,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:28:15,071 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:28:15,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:28:15,071 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:28:15,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:28:15,072 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:28:15,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:28:15,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:28:15,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:28:15,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:28:15,081 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:28:15,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:28:15,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:28:15,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:28:15,082 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:28:15,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:28:15,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:28:15,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:28:15,083 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:28:15,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:28:15,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:28:15,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:28:15,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:28:15,084 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:28:15,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:28:15,085 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_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e4021e5ed6083ccb49822fa9a7e2a9e751d393e1 [2021-10-11 00:28:15,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:28:15,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:28:15,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:28:15,412 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:28:15,413 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:28:15,414 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-11 00:28:15,498 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/data/10b65d0db/2cfb173bd30f46a69e7b50440add8a7a/FLAG6fe914a61 [2021-10-11 00:28:16,108 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:28:16,109 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2021-10-11 00:28:16,127 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/data/10b65d0db/2cfb173bd30f46a69e7b50440add8a7a/FLAG6fe914a61 [2021-10-11 00:28:16,367 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/data/10b65d0db/2cfb173bd30f46a69e7b50440add8a7a [2021-10-11 00:28:16,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:28:16,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:28:16,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:28:16,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:28:16,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:28:16,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:28:16" (1/1) ... [2021-10-11 00:28:16,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b513b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:16, skipping insertion in model container [2021-10-11 00:28:16,383 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:28:16" (1/1) ... [2021-10-11 00:28:16,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:28:16,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:28:16,673 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_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1281,1294] [2021-10-11 00:28:16,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:28:16,838 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:28:16,864 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_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1281,1294] [2021-10-11 00:28:16,954 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:28:17,002 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:28:17,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17 WrapperNode [2021-10-11 00:28:17,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:28:17,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:28:17,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:28:17,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:28:17,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:28:17,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:28:17,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:28:17,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:28:17,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,268 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... [2021-10-11 00:28:17,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:28:17,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:28:17,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:28:17,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:28:17,282 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/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 00:28:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:28:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:28:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:28:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:28:18,782 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:28:18,783 INFO L299 CfgBuilder]: Removed 350 assume(true) statements. [2021-10-11 00:28:18,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:28:18 BoogieIcfgContainer [2021-10-11 00:28:18,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:28:18,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:28:18,789 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:28:18,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:28:18,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:28:16" (1/3) ... [2021-10-11 00:28:18,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@721c08c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:28:18, skipping insertion in model container [2021-10-11 00:28:18,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:28:17" (2/3) ... [2021-10-11 00:28:18,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@721c08c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:28:18, skipping insertion in model container [2021-10-11 00:28:18,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:28:18" (3/3) ... [2021-10-11 00:28:18,797 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product62.cil.c [2021-10-11 00:28:18,816 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:28:18,820 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:28:18,831 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:28:18,875 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:28:18,875 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:28:18,875 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:28:18,881 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:28:18,881 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:28:18,881 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:28:18,881 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:28:18,881 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:28:18,907 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states. [2021-10-11 00:28:18,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-11 00:28:18,914 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:18,914 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:18,915 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:18,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:18,920 INFO L82 PathProgramCache]: Analyzing trace with hash -2100816283, now seen corresponding path program 1 times [2021-10-11 00:28:18,927 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:18,928 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122219434] [2021-10-11 00:28:18,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:19,169 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 00:28:19,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122219434] [2021-10-11 00:28:19,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:19,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:28:19,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309405223] [2021-10-11 00:28:19,176 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:28:19,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:19,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:28:19,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:28:19,192 INFO L87 Difference]: Start difference. First operand 225 states. Second operand 2 states. [2021-10-11 00:28:19,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:19,239 INFO L93 Difference]: Finished difference Result 444 states and 665 transitions. [2021-10-11 00:28:19,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:28:19,241 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-10-11 00:28:19,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:19,254 INFO L225 Difference]: With dead ends: 444 [2021-10-11 00:28:19,255 INFO L226 Difference]: Without dead ends: 221 [2021-10-11 00:28:19,259 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 00:28:19,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-11 00:28:19,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-11 00:28:19,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2021-10-11 00:28:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 324 transitions. [2021-10-11 00:28:19,317 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 324 transitions. Word has length 16 [2021-10-11 00:28:19,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:19,318 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 324 transitions. [2021-10-11 00:28:19,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:28:19,318 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 324 transitions. [2021-10-11 00:28:19,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-11 00:28:19,320 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:19,320 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 00:28:19,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:28:19,320 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:19,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:19,322 INFO L82 PathProgramCache]: Analyzing trace with hash -1936571950, now seen corresponding path program 1 times [2021-10-11 00:28:19,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:19,322 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766420981] [2021-10-11 00:28:19,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:19,464 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 00:28:19,464 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766420981] [2021-10-11 00:28:19,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:19,465 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:28:19,465 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891387556] [2021-10-11 00:28:19,466 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:28:19,466 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:19,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:28:19,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:19,468 INFO L87 Difference]: Start difference. First operand 221 states and 324 transitions. Second operand 3 states. [2021-10-11 00:28:19,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:19,495 INFO L93 Difference]: Finished difference Result 221 states and 324 transitions. [2021-10-11 00:28:19,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:28:19,497 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-10-11 00:28:19,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:19,504 INFO L225 Difference]: With dead ends: 221 [2021-10-11 00:28:19,505 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 00:28:19,507 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 00:28:19,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 00:28:19,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-11 00:28:19,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 00:28:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 121 transitions. [2021-10-11 00:28:19,516 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 121 transitions. Word has length 17 [2021-10-11 00:28:19,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:19,517 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 121 transitions. [2021-10-11 00:28:19,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:28:19,517 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2021-10-11 00:28:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-11 00:28:19,518 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:19,518 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 00:28:19,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:28:19,519 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:19,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:19,519 INFO L82 PathProgramCache]: Analyzing trace with hash 810617826, now seen corresponding path program 1 times [2021-10-11 00:28:19,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:19,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775233735] [2021-10-11 00:28:19,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:19,689 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 00:28:19,690 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775233735] [2021-10-11 00:28:19,690 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:19,690 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:28:19,690 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1019821236] [2021-10-11 00:28:19,691 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:28:19,691 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:19,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:28:19,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:19,692 INFO L87 Difference]: Start difference. First operand 83 states and 121 transitions. Second operand 3 states. [2021-10-11 00:28:19,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:19,731 INFO L93 Difference]: Finished difference Result 160 states and 236 transitions. [2021-10-11 00:28:19,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:28:19,745 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-10-11 00:28:19,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:19,746 INFO L225 Difference]: With dead ends: 160 [2021-10-11 00:28:19,746 INFO L226 Difference]: Without dead ends: 83 [2021-10-11 00:28:19,747 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 00:28:19,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2021-10-11 00:28:19,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2021-10-11 00:28:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2021-10-11 00:28:19,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 120 transitions. [2021-10-11 00:28:19,756 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 120 transitions. Word has length 22 [2021-10-11 00:28:19,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:19,756 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 120 transitions. [2021-10-11 00:28:19,756 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:28:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2021-10-11 00:28:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-11 00:28:19,758 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:19,758 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, 1] [2021-10-11 00:28:19,758 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:28:19,758 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:19,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:19,759 INFO L82 PathProgramCache]: Analyzing trace with hash 442460312, now seen corresponding path program 1 times [2021-10-11 00:28:19,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:19,759 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606714607] [2021-10-11 00:28:19,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:19,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:19,879 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 00:28:19,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606714607] [2021-10-11 00:28:19,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:19,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:28:19,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691477749] [2021-10-11 00:28:19,880 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:28:19,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:19,881 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:28:19,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:28:19,882 INFO L87 Difference]: Start difference. First operand 83 states and 120 transitions. Second operand 3 states. [2021-10-11 00:28:19,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:19,924 INFO L93 Difference]: Finished difference Result 166 states and 242 transitions. [2021-10-11 00:28:19,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:28:19,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2021-10-11 00:28:19,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:19,925 INFO L225 Difference]: With dead ends: 166 [2021-10-11 00:28:19,925 INFO L226 Difference]: Without dead ends: 89 [2021-10-11 00:28:19,926 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 00:28:19,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-10-11 00:28:19,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2021-10-11 00:28:19,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2021-10-11 00:28:19,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 122 transitions. [2021-10-11 00:28:19,937 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 122 transitions. Word has length 25 [2021-10-11 00:28:19,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:19,938 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 122 transitions. [2021-10-11 00:28:19,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:28:19,938 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2021-10-11 00:28:19,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-10-11 00:28:19,939 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:19,939 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:19,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:28:19,940 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:19,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:19,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1878336052, now seen corresponding path program 1 times [2021-10-11 00:28:19,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:19,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043646104] [2021-10-11 00:28:19,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:20,089 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 00:28:20,089 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043646104] [2021-10-11 00:28:20,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:20,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:28:20,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420114429] [2021-10-11 00:28:20,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 00:28:20,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:20,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:28:20,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:28:20,092 INFO L87 Difference]: Start difference. First operand 87 states and 122 transitions. Second operand 7 states. [2021-10-11 00:28:20,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:20,363 INFO L93 Difference]: Finished difference Result 568 states and 818 transitions. [2021-10-11 00:28:20,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 00:28:20,363 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 31 [2021-10-11 00:28:20,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:20,367 INFO L225 Difference]: With dead ends: 568 [2021-10-11 00:28:20,367 INFO L226 Difference]: Without dead ends: 487 [2021-10-11 00:28:20,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2021-10-11 00:28:20,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2021-10-11 00:28:20,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 204. [2021-10-11 00:28:20,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2021-10-11 00:28:20,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 283 transitions. [2021-10-11 00:28:20,397 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 283 transitions. Word has length 31 [2021-10-11 00:28:20,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:20,397 INFO L481 AbstractCegarLoop]: Abstraction has 204 states and 283 transitions. [2021-10-11 00:28:20,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 00:28:20,397 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 283 transitions. [2021-10-11 00:28:20,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 00:28:20,400 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:20,400 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:20,400 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:28:20,401 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:20,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:20,401 INFO L82 PathProgramCache]: Analyzing trace with hash 46891967, now seen corresponding path program 1 times [2021-10-11 00:28:20,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:20,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428339231] [2021-10-11 00:28:20,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:20,508 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 00:28:20,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428339231] [2021-10-11 00:28:20,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:20,509 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:28:20,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534602403] [2021-10-11 00:28:20,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:28:20,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:20,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:28:20,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:28:20,511 INFO L87 Difference]: Start difference. First operand 204 states and 283 transitions. Second operand 5 states. [2021-10-11 00:28:20,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:20,635 INFO L93 Difference]: Finished difference Result 540 states and 739 transitions. [2021-10-11 00:28:20,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:28:20,636 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-10-11 00:28:20,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:20,639 INFO L225 Difference]: With dead ends: 540 [2021-10-11 00:28:20,639 INFO L226 Difference]: Without dead ends: 342 [2021-10-11 00:28:20,640 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:28:20,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2021-10-11 00:28:20,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 225. [2021-10-11 00:28:20,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2021-10-11 00:28:20,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 304 transitions. [2021-10-11 00:28:20,670 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 304 transitions. Word has length 52 [2021-10-11 00:28:20,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:20,670 INFO L481 AbstractCegarLoop]: Abstraction has 225 states and 304 transitions. [2021-10-11 00:28:20,670 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:28:20,670 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 304 transitions. [2021-10-11 00:28:20,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-10-11 00:28:20,673 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:20,674 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:20,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:28:20,674 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:20,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:20,675 INFO L82 PathProgramCache]: Analyzing trace with hash 748491841, now seen corresponding path program 1 times [2021-10-11 00:28:20,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:20,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074370495] [2021-10-11 00:28:20,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:20,783 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-11 00:28:20,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074370495] [2021-10-11 00:28:20,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:20,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:28:20,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629225625] [2021-10-11 00:28:20,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:28:20,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:20,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:28:20,789 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:28:20,790 INFO L87 Difference]: Start difference. First operand 225 states and 304 transitions. Second operand 5 states. [2021-10-11 00:28:20,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:20,917 INFO L93 Difference]: Finished difference Result 506 states and 680 transitions. [2021-10-11 00:28:20,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 00:28:20,918 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-10-11 00:28:20,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:20,921 INFO L225 Difference]: With dead ends: 506 [2021-10-11 00:28:20,921 INFO L226 Difference]: Without dead ends: 287 [2021-10-11 00:28:20,923 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 00:28:20,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-10-11 00:28:20,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 191. [2021-10-11 00:28:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2021-10-11 00:28:20,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 252 transitions. [2021-10-11 00:28:20,947 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 252 transitions. Word has length 52 [2021-10-11 00:28:20,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:20,948 INFO L481 AbstractCegarLoop]: Abstraction has 191 states and 252 transitions. [2021-10-11 00:28:20,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:28:20,949 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2021-10-11 00:28:20,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 00:28:20,959 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:20,959 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:20,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:28:20,960 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:20,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:20,960 INFO L82 PathProgramCache]: Analyzing trace with hash -1947303487, now seen corresponding path program 1 times [2021-10-11 00:28:20,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:20,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832365400] [2021-10-11 00:28:20,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:21,117 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 00:28:21,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832365400] [2021-10-11 00:28:21,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:21,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:28:21,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768829051] [2021-10-11 00:28:21,120 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:28:21,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:21,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:28:21,126 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:28:21,126 INFO L87 Difference]: Start difference. First operand 191 states and 252 transitions. Second operand 6 states. [2021-10-11 00:28:21,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:21,323 INFO L93 Difference]: Finished difference Result 871 states and 1182 transitions. [2021-10-11 00:28:21,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 00:28:21,324 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-10-11 00:28:21,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:21,329 INFO L225 Difference]: With dead ends: 871 [2021-10-11 00:28:21,329 INFO L226 Difference]: Without dead ends: 686 [2021-10-11 00:28:21,330 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-10-11 00:28:21,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2021-10-11 00:28:21,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 374. [2021-10-11 00:28:21,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2021-10-11 00:28:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 490 transitions. [2021-10-11 00:28:21,369 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 490 transitions. Word has length 53 [2021-10-11 00:28:21,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:21,369 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 490 transitions. [2021-10-11 00:28:21,369 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:28:21,370 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 490 transitions. [2021-10-11 00:28:21,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-11 00:28:21,371 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:21,371 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:21,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:28:21,372 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:21,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:21,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1332214153, now seen corresponding path program 1 times [2021-10-11 00:28:21,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:21,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948983987] [2021-10-11 00:28:21,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 00:28:21,437 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948983987] [2021-10-11 00:28:21,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:21,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:28:21,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774723730] [2021-10-11 00:28:21,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:28:21,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:21,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:28:21,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:28:21,439 INFO L87 Difference]: Start difference. First operand 374 states and 490 transitions. Second operand 5 states. [2021-10-11 00:28:21,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:21,652 INFO L93 Difference]: Finished difference Result 1022 states and 1347 transitions. [2021-10-11 00:28:21,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:28:21,653 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-10-11 00:28:21,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:21,660 INFO L225 Difference]: With dead ends: 1022 [2021-10-11 00:28:21,660 INFO L226 Difference]: Without dead ends: 1020 [2021-10-11 00:28:21,661 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 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 00:28:21,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2021-10-11 00:28:21,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 374. [2021-10-11 00:28:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 374 states. [2021-10-11 00:28:21,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 488 transitions. [2021-10-11 00:28:21,708 INFO L78 Accepts]: Start accepts. Automaton has 374 states and 488 transitions. Word has length 54 [2021-10-11 00:28:21,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:21,710 INFO L481 AbstractCegarLoop]: Abstraction has 374 states and 488 transitions. [2021-10-11 00:28:21,710 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:28:21,710 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 488 transitions. [2021-10-11 00:28:21,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-11 00:28:21,712 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:21,712 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:21,712 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:28:21,713 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:21,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:21,713 INFO L82 PathProgramCache]: Analyzing trace with hash -1553978118, now seen corresponding path program 1 times [2021-10-11 00:28:21,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:21,715 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969862360] [2021-10-11 00:28:21,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:21,833 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:28:21,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969862360] [2021-10-11 00:28:21,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [184331254] [2021-10-11 00:28:21,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:28:21,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:22,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 00:28:22,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:28:22,156 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:28:22,157 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-11 00:28:22,157 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-10-11 00:28:22,157 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454501557] [2021-10-11 00:28:22,165 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:28:22,166 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:22,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:28:22,167 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:28:22,167 INFO L87 Difference]: Start difference. First operand 374 states and 488 transitions. Second operand 6 states. [2021-10-11 00:28:22,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:22,505 INFO L93 Difference]: Finished difference Result 1114 states and 1467 transitions. [2021-10-11 00:28:22,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:28:22,506 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2021-10-11 00:28:22,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:22,512 INFO L225 Difference]: With dead ends: 1114 [2021-10-11 00:28:22,512 INFO L226 Difference]: Without dead ends: 796 [2021-10-11 00:28:22,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-10-11 00:28:22,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2021-10-11 00:28:22,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 468. [2021-10-11 00:28:22,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2021-10-11 00:28:22,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 604 transitions. [2021-10-11 00:28:22,588 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 604 transitions. Word has length 60 [2021-10-11 00:28:22,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:22,589 INFO L481 AbstractCegarLoop]: Abstraction has 468 states and 604 transitions. [2021-10-11 00:28:22,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:28:22,589 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 604 transitions. [2021-10-11 00:28:22,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-11 00:28:22,591 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:22,591 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:22,817 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-11 00:28:22,817 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:22,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:22,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1156162525, now seen corresponding path program 2 times [2021-10-11 00:28:22,818 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:22,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108335780] [2021-10-11 00:28:22,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:22,956 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 00:28:22,956 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108335780] [2021-10-11 00:28:22,956 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:28:22,956 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:28:22,957 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275116444] [2021-10-11 00:28:22,957 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:28:22,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:22,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:28:22,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:28:22,958 INFO L87 Difference]: Start difference. First operand 468 states and 604 transitions. Second operand 5 states. [2021-10-11 00:28:23,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:23,469 INFO L93 Difference]: Finished difference Result 1418 states and 1848 transitions. [2021-10-11 00:28:23,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:28:23,470 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2021-10-11 00:28:23,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:23,477 INFO L225 Difference]: With dead ends: 1418 [2021-10-11 00:28:23,477 INFO L226 Difference]: Without dead ends: 1004 [2021-10-11 00:28:23,478 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:28:23,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004 states. [2021-10-11 00:28:23,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004 to 644. [2021-10-11 00:28:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 644 states. [2021-10-11 00:28:23,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 644 states and 823 transitions. [2021-10-11 00:28:23,581 INFO L78 Accepts]: Start accepts. Automaton has 644 states and 823 transitions. Word has length 85 [2021-10-11 00:28:23,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:23,582 INFO L481 AbstractCegarLoop]: Abstraction has 644 states and 823 transitions. [2021-10-11 00:28:23,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:28:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 823 transitions. [2021-10-11 00:28:23,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-11 00:28:23,584 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:28:23,584 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:28:23,584 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:28:23,585 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:28:23,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:28:23,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1550529311, now seen corresponding path program 1 times [2021-10-11 00:28:23,586 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:28:23,586 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815408807] [2021-10-11 00:28:23,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:28:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-11 00:28:23,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815408807] [2021-10-11 00:28:23,676 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1247915787] [2021-10-11 00:28:23,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 00:28:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:28:23,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 00:28:23,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:28:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-11 00:28:23,971 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-11 00:28:23,971 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2021-10-11 00:28:23,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008491916] [2021-10-11 00:28:23,972 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:28:23,972 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:28:23,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:28:23,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-11 00:28:23,974 INFO L87 Difference]: Start difference. First operand 644 states and 823 transitions. Second operand 5 states. [2021-10-11 00:28:24,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:28:24,097 INFO L93 Difference]: Finished difference Result 1176 states and 1496 transitions. [2021-10-11 00:28:24,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:28:24,098 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 85 [2021-10-11 00:28:24,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:28:24,099 INFO L225 Difference]: With dead ends: 1176 [2021-10-11 00:28:24,099 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:28:24,101 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2021-10-11 00:28:24,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:28:24,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:28:24,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:28:24,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:28:24,102 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-10-11 00:28:24,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:28:24,102 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:28:24,102 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:28:24,102 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:28:24,103 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:28:24,316 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-11 00:28:24,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:28:24,542 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 106 [2021-10-11 00:28:24,979 WARN L197 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 154 [2021-10-11 00:28:25,421 WARN L197 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 160 [2021-10-11 00:28:26,000 WARN L197 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 162 [2021-10-11 00:28:26,469 WARN L197 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 157 [2021-10-11 00:28:26,712 WARN L197 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 80 [2021-10-11 00:28:27,176 WARN L197 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 162 [2021-10-11 00:28:27,395 WARN L197 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 139 [2021-10-11 00:28:27,790 WARN L197 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 19 [2021-10-11 00:28:28,650 WARN L197 SmtUtils]: Spent 746.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 24 [2021-10-11 00:28:29,607 WARN L197 SmtUtils]: Spent 737.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 17 [2021-10-11 00:28:30,489 WARN L197 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2021-10-11 00:28:30,674 WARN L197 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 19 [2021-10-11 00:28:31,329 WARN L197 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 9 [2021-10-11 00:28:31,615 WARN L197 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2021-10-11 00:28:31,778 WARN L197 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2021-10-11 00:28:32,361 WARN L197 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 17 [2021-10-11 00:28:32,748 WARN L197 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 25 [2021-10-11 00:28:32,762 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 00:28:32,762 INFO L258 CegarLoopResult]: At program point L433(lines 1 1009) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:28:32,762 INFO L258 CegarLoopResult]: At program point L368(lines 353 371) the Hoare annotation is: (and (= ULTIMATE.start_isLowWaterLevel_~tmp~6 0) (= ULTIMATE.start_processEnvironment_~tmp~3 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (<= 1 ULTIMATE.start_isLowWaterLevel_~tmp___0~2) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0) (<= 1 |ULTIMATE.start_isLowWaterLevel_#res|)) [2021-10-11 00:28:32,762 INFO L258 CegarLoopResult]: At program point L368-1(lines 353 371) the Hoare annotation is: false [2021-10-11 00:28:32,763 INFO L258 CegarLoopResult]: At program point L368-2(lines 353 371) the Hoare annotation is: false [2021-10-11 00:28:32,763 INFO L258 CegarLoopResult]: At program point L368-3(lines 353 371) the Hoare annotation is: false [2021-10-11 00:28:32,763 INFO L258 CegarLoopResult]: At program point L368-4(lines 353 371) the Hoare annotation is: false [2021-10-11 00:28:32,763 INFO L258 CegarLoopResult]: At program point L368-5(lines 353 371) the Hoare annotation is: false [2021-10-11 00:28:32,763 INFO L262 CegarLoopResult]: For program point L104(lines 104 108) no Hoare annotation was computed. [2021-10-11 00:28:32,763 INFO L258 CegarLoopResult]: At program point L104-2(lines 140 146) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 ~systemActive~0) .cse0 (= ~pumpRunning~0 0) .cse1) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2021-10-11 00:28:32,764 INFO L262 CegarLoopResult]: For program point L172(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,764 INFO L262 CegarLoopResult]: For program point L172-1(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,764 INFO L262 CegarLoopResult]: For program point L172-2(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,764 INFO L262 CegarLoopResult]: For program point L172-3(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,764 INFO L262 CegarLoopResult]: For program point L172-4(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,764 INFO L262 CegarLoopResult]: For program point L172-5(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,764 INFO L262 CegarLoopResult]: For program point L172-6(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,765 INFO L262 CegarLoopResult]: For program point L172-7(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,765 INFO L262 CegarLoopResult]: For program point L172-8(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,765 INFO L262 CegarLoopResult]: For program point L172-9(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,765 INFO L262 CegarLoopResult]: For program point L172-10(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,765 INFO L262 CegarLoopResult]: For program point L172-11(lines 172 189) no Hoare annotation was computed. [2021-10-11 00:28:32,765 INFO L258 CegarLoopResult]: At program point L505(lines 501 507) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:28:32,765 INFO L262 CegarLoopResult]: For program point L176(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,766 INFO L262 CegarLoopResult]: For program point L176-1(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,766 INFO L262 CegarLoopResult]: For program point L176-2(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,766 INFO L262 CegarLoopResult]: For program point L176-3(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,766 INFO L262 CegarLoopResult]: For program point L176-4(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,766 INFO L262 CegarLoopResult]: For program point L176-5(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,766 INFO L262 CegarLoopResult]: For program point L176-6(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,766 INFO L262 CegarLoopResult]: For program point L176-7(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,766 INFO L262 CegarLoopResult]: For program point L176-8(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,767 INFO L262 CegarLoopResult]: For program point L176-9(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,767 INFO L262 CegarLoopResult]: For program point L176-10(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,767 INFO L262 CegarLoopResult]: For program point L176-11(lines 176 184) no Hoare annotation was computed. [2021-10-11 00:28:32,767 INFO L258 CegarLoopResult]: At program point L441(lines 436 444) the Hoare annotation is: (and (= ~waterLevel~0 ~systemActive~0) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:28:32,767 INFO L262 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2021-10-11 00:28:32,767 INFO L262 CegarLoopResult]: For program point L46-1(line 46) no Hoare annotation was computed. [2021-10-11 00:28:32,767 INFO L262 CegarLoopResult]: For program point L46-2(line 46) no Hoare annotation was computed. [2021-10-11 00:28:32,768 INFO L258 CegarLoopResult]: At program point L114(lines 65 115) the Hoare annotation is: false [2021-10-11 00:28:32,768 INFO L262 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2021-10-11 00:28:32,768 INFO L262 CegarLoopResult]: For program point L914-3(lines 914 918) no Hoare annotation was computed. [2021-10-11 00:28:32,768 INFO L262 CegarLoopResult]: For program point L914-6(lines 914 918) no Hoare annotation was computed. [2021-10-11 00:28:32,768 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:28:32,768 INFO L258 CegarLoopResult]: At program point L983(lines 978 986) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse2 (<= 1 |ULTIMATE.start_getWaterLevel_#res|))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= 1 ~waterLevel~0) .cse2))) [2021-10-11 00:28:32,769 INFO L258 CegarLoopResult]: At program point L983-1(lines 978 986) the Hoare annotation is: false [2021-10-11 00:28:32,769 INFO L258 CegarLoopResult]: At program point L983-2(lines 978 986) the Hoare annotation is: false [2021-10-11 00:28:32,769 INFO L262 CegarLoopResult]: For program point L390(lines 390 403) no Hoare annotation was computed. [2021-10-11 00:28:32,769 INFO L258 CegarLoopResult]: At program point L390-1(lines 1 1009) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse4 (<= 1 |ULTIMATE.start_getWaterLevel_#res|))) (or (and (= ~waterLevel~0 ~systemActive~0) .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2) (and .cse0 .cse3 .cse1 .cse2 (<= 1 ~waterLevel~0) .cse4) (and .cse0 .cse3 (<= 2 ~waterLevel~0) .cse2 .cse4))) [2021-10-11 00:28:32,769 INFO L262 CegarLoopResult]: For program point L390-2(lines 390 403) no Hoare annotation was computed. [2021-10-11 00:28:32,769 INFO L258 CegarLoopResult]: At program point L390-3(lines 1 1009) the Hoare annotation is: false [2021-10-11 00:28:32,770 INFO L262 CegarLoopResult]: For program point L390-4(lines 390 403) no Hoare annotation was computed. [2021-10-11 00:28:32,770 INFO L258 CegarLoopResult]: At program point L390-5(lines 1 1009) the Hoare annotation is: false [2021-10-11 00:28:32,770 INFO L258 CegarLoopResult]: At program point L457-2(lines 457 471) the Hoare annotation is: false [2021-10-11 00:28:32,770 INFO L262 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2021-10-11 00:28:32,770 INFO L262 CegarLoopResult]: For program point L260(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,770 INFO L262 CegarLoopResult]: For program point L260-2(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,770 INFO L262 CegarLoopResult]: For program point L260-4(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,770 INFO L262 CegarLoopResult]: For program point L260-6(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,771 INFO L262 CegarLoopResult]: For program point L260-8(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,771 INFO L262 CegarLoopResult]: For program point L260-10(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,771 INFO L262 CegarLoopResult]: For program point L260-12(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,771 INFO L262 CegarLoopResult]: For program point L260-14(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,771 INFO L262 CegarLoopResult]: For program point L260-16(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,771 INFO L262 CegarLoopResult]: For program point L260-18(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,771 INFO L262 CegarLoopResult]: For program point L260-20(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,771 INFO L262 CegarLoopResult]: For program point L260-22(lines 260 266) no Hoare annotation was computed. [2021-10-11 00:28:32,772 INFO L262 CegarLoopResult]: For program point L394(lines 394 400) no Hoare annotation was computed. [2021-10-11 00:28:32,772 INFO L262 CegarLoopResult]: For program point L394-2(lines 394 400) no Hoare annotation was computed. [2021-10-11 00:28:32,772 INFO L262 CegarLoopResult]: For program point L394-4(lines 394 400) no Hoare annotation was computed. [2021-10-11 00:28:32,772 INFO L262 CegarLoopResult]: For program point L461(lines 461 465) no Hoare annotation was computed. [2021-10-11 00:28:32,772 INFO L262 CegarLoopResult]: For program point L461-1(lines 140 146) no Hoare annotation was computed. [2021-10-11 00:28:32,772 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:28:32,772 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 00:28:32,772 INFO L262 CegarLoopResult]: For program point L528(lines 528 535) no Hoare annotation was computed. [2021-10-11 00:28:32,773 INFO L265 CegarLoopResult]: At program point L528-1(lines 528 535) the Hoare annotation is: true [2021-10-11 00:28:32,773 INFO L262 CegarLoopResult]: For program point L198(lines 198 215) no Hoare annotation was computed. [2021-10-11 00:28:32,773 INFO L262 CegarLoopResult]: For program point L198-1(lines 198 215) no Hoare annotation was computed. [2021-10-11 00:28:32,773 INFO L262 CegarLoopResult]: For program point L198-2(lines 198 215) no Hoare annotation was computed. [2021-10-11 00:28:32,773 INFO L262 CegarLoopResult]: For program point L198-3(lines 198 215) no Hoare annotation was computed. [2021-10-11 00:28:32,773 INFO L262 CegarLoopResult]: For program point L198-4(lines 198 215) no Hoare annotation was computed. [2021-10-11 00:28:32,773 INFO L262 CegarLoopResult]: For program point L198-5(lines 198 215) no Hoare annotation was computed. [2021-10-11 00:28:32,773 INFO L262 CegarLoopResult]: For program point L991(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,774 INFO L262 CegarLoopResult]: For program point L991-1(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,774 INFO L262 CegarLoopResult]: For program point L991-2(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,774 INFO L262 CegarLoopResult]: For program point L991-3(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,774 INFO L262 CegarLoopResult]: For program point L991-4(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,774 INFO L262 CegarLoopResult]: For program point L991-5(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,774 INFO L262 CegarLoopResult]: For program point L991-6(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,774 INFO L262 CegarLoopResult]: For program point L991-7(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,774 INFO L262 CegarLoopResult]: For program point L991-8(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,775 INFO L262 CegarLoopResult]: For program point L991-9(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,775 INFO L262 CegarLoopResult]: For program point L991-10(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,775 INFO L262 CegarLoopResult]: For program point L991-11(lines 991 997) no Hoare annotation was computed. [2021-10-11 00:28:32,775 INFO L262 CegarLoopResult]: For program point L67(lines 66 113) no Hoare annotation was computed. [2021-10-11 00:28:32,775 INFO L262 CegarLoopResult]: For program point L926(lines 926 930) no Hoare annotation was computed. [2021-10-11 00:28:32,775 INFO L262 CegarLoopResult]: For program point L68(lines 68 72) no Hoare annotation was computed. [2021-10-11 00:28:32,775 INFO L262 CegarLoopResult]: For program point L202(lines 202 210) no Hoare annotation was computed. [2021-10-11 00:28:32,776 INFO L262 CegarLoopResult]: For program point L202-1(lines 202 210) no Hoare annotation was computed. [2021-10-11 00:28:32,776 INFO L262 CegarLoopResult]: For program point L202-2(lines 202 210) no Hoare annotation was computed. [2021-10-11 00:28:32,776 INFO L262 CegarLoopResult]: For program point L202-3(lines 202 210) no Hoare annotation was computed. [2021-10-11 00:28:32,776 INFO L262 CegarLoopResult]: For program point L202-4(lines 202 210) no Hoare annotation was computed. [2021-10-11 00:28:32,776 INFO L262 CegarLoopResult]: For program point L202-5(lines 202 210) no Hoare annotation was computed. [2021-10-11 00:28:32,776 INFO L258 CegarLoopResult]: At program point L996(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,776 INFO L258 CegarLoopResult]: At program point L996-1(lines 987 1000) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 .cse3 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2021-10-11 00:28:32,777 INFO L258 CegarLoopResult]: At program point L996-2(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,777 INFO L258 CegarLoopResult]: At program point L996-3(lines 987 1000) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) .cse0 .cse1 .cse2 (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2021-10-11 00:28:32,777 INFO L258 CegarLoopResult]: At program point L996-4(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,777 INFO L258 CegarLoopResult]: At program point L996-5(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,777 INFO L258 CegarLoopResult]: At program point L996-6(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,777 INFO L258 CegarLoopResult]: At program point L996-7(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,777 INFO L258 CegarLoopResult]: At program point L996-8(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,778 INFO L258 CegarLoopResult]: At program point L996-9(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,778 INFO L258 CegarLoopResult]: At program point L996-10(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,778 INFO L258 CegarLoopResult]: At program point L996-11(lines 987 1000) the Hoare annotation is: false [2021-10-11 00:28:32,778 INFO L258 CegarLoopResult]: At program point L140(lines 139 158) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2021-10-11 00:28:32,778 INFO L262 CegarLoopResult]: For program point L140-1(lines 140 146) no Hoare annotation was computed. [2021-10-11 00:28:32,778 INFO L258 CegarLoopResult]: At program point L140-2(lines 139 158) the Hoare annotation is: false [2021-10-11 00:28:32,778 INFO L258 CegarLoopResult]: At program point L140-3(lines 139 158) the Hoare annotation is: false [2021-10-11 00:28:32,779 INFO L265 CegarLoopResult]: At program point L537(lines 518 540) the Hoare annotation is: true [2021-10-11 00:28:32,779 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2021-10-11 00:28:32,779 INFO L262 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2021-10-11 00:28:32,779 INFO L258 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse3 (<= 1 ~waterLevel~0))) (or (and .cse0 (= ~methaneLevelCritical~0 0) .cse1 .cse2 .cse3) (and .cse0 (<= 2 ~waterLevel~0) .cse2) (and .cse0 (<= 1 ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~7) .cse1 .cse2 .cse3 (<= 1 |ULTIMATE.start_getWaterLevel_#res|)))) [2021-10-11 00:28:32,779 INFO L262 CegarLoopResult]: For program point L343(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,779 INFO L262 CegarLoopResult]: For program point L343-2(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L343-3(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L343-5(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L343-6(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L343-8(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L343-9(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L343-11(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L343-12(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L938(lines 938 942) no Hoare annotation was computed. [2021-10-11 00:28:32,780 INFO L262 CegarLoopResult]: For program point L343-14(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,781 INFO L262 CegarLoopResult]: For program point L343-15(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,781 INFO L262 CegarLoopResult]: For program point L343-17(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,781 INFO L262 CegarLoopResult]: For program point L343-18(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,781 INFO L262 CegarLoopResult]: For program point L343-20(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,781 INFO L262 CegarLoopResult]: For program point L343-21(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,781 INFO L262 CegarLoopResult]: For program point L343-23(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,781 INFO L262 CegarLoopResult]: For program point L343-24(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,781 INFO L262 CegarLoopResult]: For program point L343-26(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,782 INFO L262 CegarLoopResult]: For program point L343-27(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,782 INFO L262 CegarLoopResult]: For program point L343-29(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,782 INFO L262 CegarLoopResult]: For program point L343-30(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,782 INFO L262 CegarLoopResult]: For program point L343-32(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,782 INFO L262 CegarLoopResult]: For program point L343-33(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,782 INFO L262 CegarLoopResult]: For program point L343-35(lines 343 347) no Hoare annotation was computed. [2021-10-11 00:28:32,782 INFO L258 CegarLoopResult]: At program point L147(lines 147 153) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (<= 2 ~waterLevel~0) .cse1) (and .cse0 (= ~pumpRunning~0 0) .cse1 (<= 1 ~waterLevel~0)))) [2021-10-11 00:28:32,783 INFO L258 CegarLoopResult]: At program point L147-1(lines 147 153) the Hoare annotation is: false [2021-10-11 00:28:32,783 INFO L258 CegarLoopResult]: At program point L147-2(lines 147 153) the Hoare annotation is: false [2021-10-11 00:28:32,783 INFO L258 CegarLoopResult]: At program point L1006(lines 1001 1009) the Hoare annotation is: (and (= ULTIMATE.start_processEnvironment_~tmp~3 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| 0) (= ULTIMATE.start_test_~splverifierCounter~0 0) (<= 1 ~waterLevel~0)) [2021-10-11 00:28:32,783 INFO L258 CegarLoopResult]: At program point L1006-1(lines 1001 1009) the Hoare annotation is: false [2021-10-11 00:28:32,783 INFO L258 CegarLoopResult]: At program point L1006-2(lines 1001 1009) the Hoare annotation is: false [2021-10-11 00:28:32,783 INFO L258 CegarLoopResult]: At program point L1006-3(lines 1001 1009) the Hoare annotation is: false [2021-10-11 00:28:32,784 INFO L258 CegarLoopResult]: At program point L1006-4(lines 1001 1009) the Hoare annotation is: false [2021-10-11 00:28:32,784 INFO L258 CegarLoopResult]: At program point L1006-5(lines 1001 1009) the Hoare annotation is: false [2021-10-11 00:28:32,784 INFO L258 CegarLoopResult]: At program point L349(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,784 INFO L258 CegarLoopResult]: At program point L349-1(lines 334 352) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_processEnvironment_~tmp~3 0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) .cse0 .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse2 .cse3 (<= 1 ~waterLevel~0)) (and .cse0 .cse1 (<= 2 ~waterLevel~0) .cse2 .cse3))) [2021-10-11 00:28:32,784 INFO L258 CegarLoopResult]: At program point L349-2(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,784 INFO L258 CegarLoopResult]: At program point L349-3(lines 334 352) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (not (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 0)) .cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0) .cse1 .cse2 (<= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1 .cse2))) [2021-10-11 00:28:32,785 INFO L258 CegarLoopResult]: At program point L349-4(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,785 INFO L258 CegarLoopResult]: At program point L349-5(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,785 INFO L258 CegarLoopResult]: At program point L349-6(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,785 INFO L258 CegarLoopResult]: At program point L349-7(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,785 INFO L258 CegarLoopResult]: At program point L349-8(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,785 INFO L258 CegarLoopResult]: At program point L349-9(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,785 INFO L258 CegarLoopResult]: At program point L349-10(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,786 INFO L258 CegarLoopResult]: At program point L349-11(lines 334 352) the Hoare annotation is: false [2021-10-11 00:28:32,786 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:28:32,786 INFO L262 CegarLoopResult]: For program point L86(lines 86 92) no Hoare annotation was computed. [2021-10-11 00:28:32,786 INFO L258 CegarLoopResult]: At program point L86-1(lines 86 92) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and (= ~waterLevel~0 ~systemActive~0) .cse0 (= ~pumpRunning~0 0) .cse1) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2021-10-11 00:28:32,786 INFO L258 CegarLoopResult]: At program point L285(lines 278 288) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:28:32,786 INFO L258 CegarLoopResult]: At program point L285-1(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,787 INFO L258 CegarLoopResult]: At program point L285-2(lines 278 288) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_processEnvironment_~tmp~3 0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:28:32,787 INFO L258 CegarLoopResult]: At program point L285-3(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,787 INFO L258 CegarLoopResult]: At program point L285-4(lines 278 288) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:28:32,787 INFO L258 CegarLoopResult]: At program point L285-5(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,787 INFO L258 CegarLoopResult]: At program point L285-6(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,787 INFO L258 CegarLoopResult]: At program point L285-7(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,787 INFO L258 CegarLoopResult]: At program point L285-8(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,787 INFO L258 CegarLoopResult]: At program point L285-9(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,788 INFO L258 CegarLoopResult]: At program point L285-10(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,788 INFO L258 CegarLoopResult]: At program point L285-11(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,788 INFO L258 CegarLoopResult]: At program point L285-12(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,788 INFO L258 CegarLoopResult]: At program point L285-13(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,788 INFO L258 CegarLoopResult]: At program point L285-14(lines 278 288) the Hoare annotation is: false [2021-10-11 00:28:32,788 INFO L262 CegarLoopResult]: For program point L224(lines 224 241) no Hoare annotation was computed. [2021-10-11 00:28:32,788 INFO L262 CegarLoopResult]: For program point L224-1(lines 224 241) no Hoare annotation was computed. [2021-10-11 00:28:32,788 INFO L262 CegarLoopResult]: For program point L224-2(lines 224 241) no Hoare annotation was computed. [2021-10-11 00:28:32,789 INFO L258 CegarLoopResult]: At program point L951(lines 946 954) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 1 ~waterLevel~0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:28:32,789 INFO L258 CegarLoopResult]: At program point L951-1(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,789 INFO L258 CegarLoopResult]: At program point L951-2(lines 946 954) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ULTIMATE.start_processEnvironment_~tmp~3 0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:28:32,789 INFO L258 CegarLoopResult]: At program point L951-3(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,789 INFO L258 CegarLoopResult]: At program point L951-4(lines 946 954) the Hoare annotation is: (and (= 1 ~systemActive~0) (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-10-11 00:28:32,789 INFO L258 CegarLoopResult]: At program point L951-5(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,790 INFO L258 CegarLoopResult]: At program point L951-6(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,790 INFO L258 CegarLoopResult]: At program point L951-7(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,790 INFO L258 CegarLoopResult]: At program point L951-8(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,790 INFO L258 CegarLoopResult]: At program point L951-9(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,790 INFO L258 CegarLoopResult]: At program point L951-10(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,790 INFO L258 CegarLoopResult]: At program point L951-11(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,790 INFO L258 CegarLoopResult]: At program point L951-12(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,790 INFO L258 CegarLoopResult]: At program point L951-13(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,791 INFO L258 CegarLoopResult]: At program point L951-14(lines 946 954) the Hoare annotation is: false [2021-10-11 00:28:32,791 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:28:32,791 INFO L258 CegarLoopResult]: At program point L294(lines 289 297) the Hoare annotation is: false [2021-10-11 00:28:32,791 INFO L258 CegarLoopResult]: At program point L294-1(lines 289 297) the Hoare annotation is: false [2021-10-11 00:28:32,791 INFO L262 CegarLoopResult]: For program point L228(lines 228 236) no Hoare annotation was computed. [2021-10-11 00:28:32,791 INFO L258 CegarLoopResult]: At program point L294-2(lines 289 297) the Hoare annotation is: false [2021-10-11 00:28:32,791 INFO L262 CegarLoopResult]: For program point L228-1(lines 228 236) no Hoare annotation was computed. [2021-10-11 00:28:32,791 INFO L262 CegarLoopResult]: For program point L228-2(lines 228 236) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L96(lines 96 109) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L362(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L362-2(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L362-3(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L362-5(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L362-6(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L362-8(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L362-9(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,792 INFO L262 CegarLoopResult]: For program point L362-11(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,793 INFO L262 CegarLoopResult]: For program point L362-12(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,793 INFO L262 CegarLoopResult]: For program point L362-14(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,793 INFO L262 CegarLoopResult]: For program point L362-15(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,793 INFO L262 CegarLoopResult]: For program point L362-17(lines 362 366) no Hoare annotation was computed. [2021-10-11 00:28:32,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:28:32 BoogieIcfgContainer [2021-10-11 00:28:32,822 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:28:32,823 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:28:32,823 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:28:32,823 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:28:32,824 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:28:18" (3/4) ... [2021-10-11 00:28:32,827 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:28:32,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:28:32,858 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:28:32,861 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:28:32,863 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:28:32,866 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:28:32,868 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:28:32,871 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:28:32,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((waterLevel == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((((1 == systemActive && 1 <= tmp) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) [2021-10-11 00:28:32,899 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((((1 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) [2021-10-11 00:28:32,902 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) [2021-10-11 00:28:32,904 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:28:32,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\result == 0) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:28:32,907 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == 0 && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel [2021-10-11 00:28:32,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\result == 0) && 1 == systemActive) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((1 == systemActive && tmp == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:28:32,909 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && tmp == 0) && 1 == systemActive) && \result == 0) && 1 <= tmp___0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result [2021-10-11 00:28:32,910 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(\result == 0) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((1 == systemActive && tmp == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) [2021-10-11 00:28:33,016 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e5461a-c7d2-4457-b9fe-5b949b26eba0/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:28:33,017 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:28:33,018 INFO L168 Benchmark]: Toolchain (without parser) took 16645.56 ms. Allocated memory was 94.4 MB in the beginning and 308.3 MB in the end (delta: 213.9 MB). Free memory was 63.0 MB in the beginning and 245.3 MB in the end (delta: -182.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:33,018 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 94.4 MB. Free memory was 53.1 MB in the beginning and 53.1 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:28:33,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.75 ms. Allocated memory is still 94.4 MB. Free memory was 62.8 MB in the beginning and 60.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:33,019 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.42 ms. Allocated memory is still 94.4 MB. Free memory was 60.5 MB in the beginning and 54.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:33,019 INFO L168 Benchmark]: Boogie Preprocessor took 112.78 ms. Allocated memory is still 94.4 MB. Free memory was 54.3 MB in the beginning and 50.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:33,020 INFO L168 Benchmark]: RCFGBuilder took 1506.32 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 50.0 MB in the beginning and 55.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:33,020 INFO L168 Benchmark]: TraceAbstraction took 14033.40 ms. Allocated memory was 113.2 MB in the beginning and 308.3 MB in the end (delta: 195.0 MB). Free memory was 54.7 MB in the beginning and 265.2 MB in the end (delta: -210.5 MB). Peak memory consumption was 155.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:33,021 INFO L168 Benchmark]: Witness Printer took 194.14 ms. Allocated memory is still 308.3 MB. Free memory was 265.2 MB in the beginning and 245.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:28:33,023 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 94.4 MB. Free memory was 53.1 MB in the beginning and 53.1 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 629.75 ms. Allocated memory is still 94.4 MB. Free memory was 62.8 MB in the beginning and 60.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 162.42 ms. Allocated memory is still 94.4 MB. Free memory was 60.5 MB in the beginning and 54.3 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 112.78 ms. Allocated memory is still 94.4 MB. Free memory was 54.3 MB in the beginning and 50.4 MB in the end (delta: 3.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1506.32 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 50.0 MB in the beginning and 55.3 MB in the end (delta: -5.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14033.40 ms. Allocated memory was 113.2 MB in the beginning and 308.3 MB in the end (delta: 195.0 MB). Free memory was 54.7 MB in the beginning and 265.2 MB in the end (delta: -210.5 MB). Peak memory consumption was 155.8 MB. Max. memory is 16.1 GB. * Witness Printer took 194.14 ms. Allocated memory is still 308.3 MB. Free memory was 265.2 MB in the beginning and 245.3 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 46]: 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: 518]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: (((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) || ((((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 <= waterLevel) && splverifierCounter == 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 978]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: (((((1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0)) || (((((1 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result) - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 457]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 501]: Loop Invariant Derived loop invariant: ((waterLevel == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: (((tmp == 0 && 1 == systemActive) && \result == 0) && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: (1 == systemActive && 1 <= waterLevel) && splverifierCounter == 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0) || (((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: (((1 == systemActive && tmp == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1001]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (((((!(\result == 0) && 1 == systemActive) && tmp == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((1 == systemActive && tmp == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 140]: Loop Invariant Derived loop invariant: (((waterLevel == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: ((((!(\result == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (1 == systemActive && splverifierCounter == 0) && 1 <= waterLevel - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: ((((((((!(\result == 0) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && tmp == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || ((((1 == systemActive && tmp == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 334]: Loop Invariant Derived loop invariant: (((((((!(\result == 0) && tmp___0 == 0) && !(tmp == 0)) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) || (((1 == systemActive && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 528]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: ((waterLevel == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 278]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 946]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: (((waterLevel == systemActive && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) || ((1 == systemActive && 2 <= waterLevel) && splverifierCounter == 0) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && tmp == 0) && 1 == systemActive) && \result == 0) && 1 <= tmp___0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((waterLevel == systemActive && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) || (((((1 == systemActive && 1 <= tmp) && pumpRunning == 0) && splverifierCounter == 0) && 1 <= waterLevel) && 1 <= \result)) || ((((1 == systemActive && 1 <= tmp) && 2 <= waterLevel) && splverifierCounter == 0) && 1 <= \result) - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 225 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.4s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 2.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1846 SDtfs, 2959 SDslu, 3144 SDs, 0 SdLazy, 486 SolverSat, 115 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 245 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=644occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 2144 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 91 PreInvPairs, 297 NumberOfFragments, 593 HoareAnnotationTreeSize, 91 FomulaSimplifications, 1332600 FormulaSimplificationTreeSizeReduction, 3.0s HoareSimplificationTime, 91 FomulaSimplificationsInter, 360732 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 697 NumberOfCodeBlocks, 697 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 683 ConstructedInterpolants, 0 QuantifiedInterpolants, 65833 SizeOfPredicates, 6 NumberOfNonLiveVariables, 996 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 235/243 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...