./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.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_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/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_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/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_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/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 ee3873e13261eb6c81628e215e5ca4b9d8112589 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:34:09,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:34:09,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:34:09,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:34:09,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:34:09,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:34:09,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:34:09,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:34:09,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:34:09,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:34:09,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:34:09,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:34:09,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:34:09,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:34:09,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:34:09,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:34:09,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:34:09,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:34:09,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:34:09,951 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:34:09,953 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:34:09,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:34:09,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:34:09,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:34:09,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:34:09,964 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:34:09,964 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:34:09,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:34:09,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:34:09,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:34:09,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:34:09,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:34:09,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:34:09,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:34:09,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:34:09,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:34:09,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:34:09,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:34:09,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:34:09,978 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:34:09,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:34:09,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-11 00:34:10,027 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:34:10,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:34:10,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:34:10,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:34:10,029 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:34:10,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:34:10,030 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 00:34:10,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:34:10,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 00:34:10,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:34:10,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:34:10,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:34:10,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:34:10,032 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 00:34:10,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:34:10,032 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:34:10,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:34:10,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:34:10,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:34:10,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:34:10,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:34:10,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:34:10,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:34:10,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:34:10,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:34:10,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:34:10,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:34:10,035 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:34:10,035 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_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee3873e13261eb6c81628e215e5ca4b9d8112589 [2021-10-11 00:34:10,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:34:10,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:34:10,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:34:10,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:34:10,364 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:34:10,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2021-10-11 00:34:10,465 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/data/75022ef09/e0aaeea6ac6743228af236c5024a6f23/FLAG188b910fe [2021-10-11 00:34:11,060 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:34:11,061 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c [2021-10-11 00:34:11,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/data/75022ef09/e0aaeea6ac6743228af236c5024a6f23/FLAG188b910fe [2021-10-11 00:34:11,371 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/data/75022ef09/e0aaeea6ac6743228af236c5024a6f23 [2021-10-11 00:34:11,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:34:11,375 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:34:11,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:11,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:34:11,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:34:11,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:11,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f80483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11, skipping insertion in model container [2021-10-11 00:34:11,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:11,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:34:11,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:34:11,812 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_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c[18107,18120] [2021-10-11 00:34:11,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:11,836 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:34:11,933 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_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/sv-benchmarks/c/product-lines/minepump_spec3_product46.cil.c[18107,18120] [2021-10-11 00:34:11,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:11,970 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:34:11,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11 WrapperNode [2021-10-11 00:34:11,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:11,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:11,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:34:11,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:34:11,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:11,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:12,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:12,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:34:12,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:34:12,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:34:12,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:12,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:12,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:12,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:12,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:12,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:12,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... [2021-10-11 00:34:12,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:34:12,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:34:12,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:34:12,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:34:12,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/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 00:34:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:34:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:34:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:34:12,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:34:13,137 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:34:13,138 INFO L299 CfgBuilder]: Removed 200 assume(true) statements. [2021-10-11 00:34:13,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:13 BoogieIcfgContainer [2021-10-11 00:34:13,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:34:13,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:34:13,141 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:34:13,144 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:34:13,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:34:11" (1/3) ... [2021-10-11 00:34:13,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b2b013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:13, skipping insertion in model container [2021-10-11 00:34:13,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:11" (2/3) ... [2021-10-11 00:34:13,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b2b013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:34:13, skipping insertion in model container [2021-10-11 00:34:13,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:13" (3/3) ... [2021-10-11 00:34:13,147 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product46.cil.c [2021-10-11 00:34:13,161 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:34:13,164 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 00:34:13,175 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 00:34:13,199 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:34:13,199 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:34:13,199 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:34:13,199 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:34:13,199 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:34:13,199 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:34:13,199 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:34:13,200 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:34:13,216 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2021-10-11 00:34:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-11 00:34:13,222 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:13,223 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:13,223 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:13,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:13,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1532365727, now seen corresponding path program 1 times [2021-10-11 00:34:13,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:13,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071520250] [2021-10-11 00:34:13,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:13,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:13,512 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 00:34:13,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071520250] [2021-10-11 00:34:13,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:13,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:13,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264941000] [2021-10-11 00:34:13,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 00:34:13,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:13,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 00:34:13,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 00:34:13,534 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2021-10-11 00:34:13,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:13,588 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2021-10-11 00:34:13,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 00:34:13,590 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2021-10-11 00:34:13,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:13,606 INFO L225 Difference]: With dead ends: 264 [2021-10-11 00:34:13,606 INFO L226 Difference]: Without dead ends: 131 [2021-10-11 00:34:13,616 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 00:34:13,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-11 00:34:13,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2021-10-11 00:34:13,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2021-10-11 00:34:13,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2021-10-11 00:34:13,700 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 18 [2021-10-11 00:34:13,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:13,701 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2021-10-11 00:34:13,702 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 00:34:13,702 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2021-10-11 00:34:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 00:34:13,705 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:13,705 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:13,706 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:34:13,706 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:13,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:13,709 INFO L82 PathProgramCache]: Analyzing trace with hash -70818645, now seen corresponding path program 1 times [2021-10-11 00:34:13,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:13,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648984993] [2021-10-11 00:34:13,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:13,836 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 00:34:13,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648984993] [2021-10-11 00:34:13,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:13,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:13,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463778392] [2021-10-11 00:34:13,838 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:13,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:13,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:13,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:13,840 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 3 states. [2021-10-11 00:34:13,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:13,851 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2021-10-11 00:34:13,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:13,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2021-10-11 00:34:13,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:13,852 INFO L225 Difference]: With dead ends: 131 [2021-10-11 00:34:13,853 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 00:34:13,854 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 00:34:13,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 00:34:13,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 00:34:13,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 00:34:13,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2021-10-11 00:34:13,860 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 19 [2021-10-11 00:34:13,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:13,860 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2021-10-11 00:34:13,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:13,860 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2021-10-11 00:34:13,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-11 00:34:13,861 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:13,862 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:13,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:34:13,862 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:13,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:13,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1705695964, now seen corresponding path program 1 times [2021-10-11 00:34:13,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:13,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029881991] [2021-10-11 00:34:13,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:13,963 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 00:34:13,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029881991] [2021-10-11 00:34:13,963 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:13,963 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:13,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388854049] [2021-10-11 00:34:13,964 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:13,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:13,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:13,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:13,970 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 3 states. [2021-10-11 00:34:14,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:14,003 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2021-10-11 00:34:14,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:14,004 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2021-10-11 00:34:14,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:14,005 INFO L225 Difference]: With dead ends: 100 [2021-10-11 00:34:14,005 INFO L226 Difference]: Without dead ends: 53 [2021-10-11 00:34:14,009 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 00:34:14,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2021-10-11 00:34:14,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2021-10-11 00:34:14,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2021-10-11 00:34:14,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2021-10-11 00:34:14,024 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 24 [2021-10-11 00:34:14,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:14,025 INFO L481 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2021-10-11 00:34:14,025 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:14,025 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2021-10-11 00:34:14,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 00:34:14,026 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:14,026 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] [2021-10-11 00:34:14,027 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-11 00:34:14,027 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:14,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:14,029 INFO L82 PathProgramCache]: Analyzing trace with hash -1939313638, now seen corresponding path program 1 times [2021-10-11 00:34:14,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:14,030 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055852158] [2021-10-11 00:34:14,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:14,137 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 00:34:14,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055852158] [2021-10-11 00:34:14,138 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:14,138 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 00:34:14,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141383343] [2021-10-11 00:34:14,140 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 00:34:14,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:14,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:14,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:14,142 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2021-10-11 00:34:14,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:14,191 INFO L93 Difference]: Finished difference Result 123 states and 177 transitions. [2021-10-11 00:34:14,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:14,192 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 00:34:14,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:14,193 INFO L225 Difference]: With dead ends: 123 [2021-10-11 00:34:14,195 INFO L226 Difference]: Without dead ends: 76 [2021-10-11 00:34:14,196 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 00:34:14,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-10-11 00:34:14,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74. [2021-10-11 00:34:14,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2021-10-11 00:34:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 104 transitions. [2021-10-11 00:34:14,206 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 104 transitions. Word has length 26 [2021-10-11 00:34:14,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:14,207 INFO L481 AbstractCegarLoop]: Abstraction has 74 states and 104 transitions. [2021-10-11 00:34:14,207 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 00:34:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 104 transitions. [2021-10-11 00:34:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-11 00:34:14,213 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:14,213 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, 1] [2021-10-11 00:34:14,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-11 00:34:14,213 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:14,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:14,214 INFO L82 PathProgramCache]: Analyzing trace with hash -501882354, now seen corresponding path program 1 times [2021-10-11 00:34:14,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:14,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718541146] [2021-10-11 00:34:14,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:14,318 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 00:34:14,318 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718541146] [2021-10-11 00:34:14,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:14,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:34:14,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577564183] [2021-10-11 00:34:14,319 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:14,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:14,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:14,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:14,321 INFO L87 Difference]: Start difference. First operand 74 states and 104 transitions. Second operand 5 states. [2021-10-11 00:34:14,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:14,423 INFO L93 Difference]: Finished difference Result 373 states and 541 transitions. [2021-10-11 00:34:14,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:34:14,424 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2021-10-11 00:34:14,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:14,426 INFO L225 Difference]: With dead ends: 373 [2021-10-11 00:34:14,426 INFO L226 Difference]: Without dead ends: 305 [2021-10-11 00:34:14,427 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 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 00:34:14,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-10-11 00:34:14,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 121. [2021-10-11 00:34:14,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2021-10-11 00:34:14,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2021-10-11 00:34:14,444 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 32 [2021-10-11 00:34:14,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:14,444 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2021-10-11 00:34:14,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:14,445 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2021-10-11 00:34:14,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 00:34:14,446 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:14,446 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, 1, 1] [2021-10-11 00:34:14,446 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-11 00:34:14,447 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:14,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:14,447 INFO L82 PathProgramCache]: Analyzing trace with hash -1572928884, now seen corresponding path program 1 times [2021-10-11 00:34:14,447 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:14,448 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871368971] [2021-10-11 00:34:14,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:14,498 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 00:34:14,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871368971] [2021-10-11 00:34:14,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:14,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 00:34:14,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58928268] [2021-10-11 00:34:14,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:34:14,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:14,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:34:14,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:34:14,501 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 4 states. [2021-10-11 00:34:14,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:14,592 INFO L93 Difference]: Finished difference Result 250 states and 352 transitions. [2021-10-11 00:34:14,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:34:14,592 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 00:34:14,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:14,594 INFO L225 Difference]: With dead ends: 250 [2021-10-11 00:34:14,594 INFO L226 Difference]: Without dead ends: 182 [2021-10-11 00:34:14,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:34:14,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2021-10-11 00:34:14,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 179. [2021-10-11 00:34:14,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2021-10-11 00:34:14,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 248 transitions. [2021-10-11 00:34:14,609 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 248 transitions. Word has length 33 [2021-10-11 00:34:14,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:14,610 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 248 transitions. [2021-10-11 00:34:14,610 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:34:14,610 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 248 transitions. [2021-10-11 00:34:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 00:34:14,611 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:14,611 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, 1, 1] [2021-10-11 00:34:14,611 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-11 00:34:14,612 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:14,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:14,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1710921162, now seen corresponding path program 1 times [2021-10-11 00:34:14,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:14,613 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960797390] [2021-10-11 00:34:14,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:14,655 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 00:34:14,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960797390] [2021-10-11 00:34:14,656 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:14,656 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:34:14,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344107632] [2021-10-11 00:34:14,657 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:34:14,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:14,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:34:14,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:34:14,658 INFO L87 Difference]: Start difference. First operand 179 states and 248 transitions. Second operand 4 states. [2021-10-11 00:34:14,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:14,735 INFO L93 Difference]: Finished difference Result 497 states and 700 transitions. [2021-10-11 00:34:14,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:34:14,735 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2021-10-11 00:34:14,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:14,739 INFO L225 Difference]: With dead ends: 497 [2021-10-11 00:34:14,740 INFO L226 Difference]: Without dead ends: 370 [2021-10-11 00:34:14,741 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:14,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 370 states. [2021-10-11 00:34:14,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 370 to 179. [2021-10-11 00:34:14,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2021-10-11 00:34:14,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 246 transitions. [2021-10-11 00:34:14,760 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 246 transitions. Word has length 33 [2021-10-11 00:34:14,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:14,760 INFO L481 AbstractCegarLoop]: Abstraction has 179 states and 246 transitions. [2021-10-11 00:34:14,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:34:14,760 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 246 transitions. [2021-10-11 00:34:14,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-10-11 00:34:14,764 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:14,764 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, 1, 1] [2021-10-11 00:34:14,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-11 00:34:14,765 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:14,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:14,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1969086600, now seen corresponding path program 1 times [2021-10-11 00:34:14,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:14,766 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37786251] [2021-10-11 00:34:14,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:14,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:14,849 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 00:34:14,849 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37786251] [2021-10-11 00:34:14,849 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:14,850 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-11 00:34:14,850 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082393450] [2021-10-11 00:34:14,850 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:34:14,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:14,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:34:14,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:14,851 INFO L87 Difference]: Start difference. First operand 179 states and 246 transitions. Second operand 6 states. [2021-10-11 00:34:14,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:14,982 INFO L93 Difference]: Finished difference Result 624 states and 874 transitions. [2021-10-11 00:34:14,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:34:14,983 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 33 [2021-10-11 00:34:14,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:14,986 INFO L225 Difference]: With dead ends: 624 [2021-10-11 00:34:14,986 INFO L226 Difference]: Without dead ends: 451 [2021-10-11 00:34:14,988 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-10-11 00:34:14,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-10-11 00:34:15,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 188. [2021-10-11 00:34:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2021-10-11 00:34:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 253 transitions. [2021-10-11 00:34:15,011 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 253 transitions. Word has length 33 [2021-10-11 00:34:15,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:15,012 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 253 transitions. [2021-10-11 00:34:15,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:34:15,012 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 253 transitions. [2021-10-11 00:34:15,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 00:34:15,015 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:15,015 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, 1, 1, 1, 1, 1] [2021-10-11 00:34:15,015 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-11 00:34:15,016 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:15,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:15,016 INFO L82 PathProgramCache]: Analyzing trace with hash -558169663, now seen corresponding path program 1 times [2021-10-11 00:34:15,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:15,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696760671] [2021-10-11 00:34:15,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:15,097 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 00:34:15,098 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696760671] [2021-10-11 00:34:15,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:15,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:34:15,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404370749] [2021-10-11 00:34:15,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:34:15,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:15,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:34:15,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:15,104 INFO L87 Difference]: Start difference. First operand 188 states and 253 transitions. Second operand 6 states. [2021-10-11 00:34:15,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:15,368 INFO L93 Difference]: Finished difference Result 1177 states and 1553 transitions. [2021-10-11 00:34:15,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-10-11 00:34:15,369 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2021-10-11 00:34:15,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:15,374 INFO L225 Difference]: With dead ends: 1177 [2021-10-11 00:34:15,374 INFO L226 Difference]: Without dead ends: 995 [2021-10-11 00:34:15,375 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2021-10-11 00:34:15,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2021-10-11 00:34:15,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 356. [2021-10-11 00:34:15,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2021-10-11 00:34:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 472 transitions. [2021-10-11 00:34:15,417 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 472 transitions. Word has length 36 [2021-10-11 00:34:15,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:15,417 INFO L481 AbstractCegarLoop]: Abstraction has 356 states and 472 transitions. [2021-10-11 00:34:15,417 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:34:15,418 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 472 transitions. [2021-10-11 00:34:15,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 00:34:15,418 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:15,419 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, 1, 1, 1, 1, 1] [2021-10-11 00:34:15,419 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-11 00:34:15,419 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:15,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:15,420 INFO L82 PathProgramCache]: Analyzing trace with hash 121888707, now seen corresponding path program 1 times [2021-10-11 00:34:15,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:15,420 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745147613] [2021-10-11 00:34:15,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:15,466 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 00:34:15,467 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745147613] [2021-10-11 00:34:15,467 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:15,467 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:34:15,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143323731] [2021-10-11 00:34:15,468 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:15,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:15,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:15,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:15,469 INFO L87 Difference]: Start difference. First operand 356 states and 472 transitions. Second operand 5 states. [2021-10-11 00:34:15,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:15,684 INFO L93 Difference]: Finished difference Result 930 states and 1259 transitions. [2021-10-11 00:34:15,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:34:15,684 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2021-10-11 00:34:15,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:15,688 INFO L225 Difference]: With dead ends: 930 [2021-10-11 00:34:15,688 INFO L226 Difference]: Without dead ends: 580 [2021-10-11 00:34:15,689 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 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 00:34:15,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2021-10-11 00:34:15,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 302. [2021-10-11 00:34:15,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2021-10-11 00:34:15,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 389 transitions. [2021-10-11 00:34:15,725 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 389 transitions. Word has length 36 [2021-10-11 00:34:15,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:15,725 INFO L481 AbstractCegarLoop]: Abstraction has 302 states and 389 transitions. [2021-10-11 00:34:15,726 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:15,726 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2021-10-11 00:34:15,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-11 00:34:15,726 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:15,727 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, 1, 1, 1, 1, 1, 1] [2021-10-11 00:34:15,727 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-10-11 00:34:15,727 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:15,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:15,728 INFO L82 PathProgramCache]: Analyzing trace with hash -613249401, now seen corresponding path program 1 times [2021-10-11 00:34:15,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:15,728 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293432702] [2021-10-11 00:34:15,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:15,786 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 00:34:15,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293432702] [2021-10-11 00:34:15,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:15,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 00:34:15,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963897249] [2021-10-11 00:34:15,788 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 00:34:15,788 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:15,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:34:15,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:34:15,789 INFO L87 Difference]: Start difference. First operand 302 states and 389 transitions. Second operand 7 states. [2021-10-11 00:34:16,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:16,195 INFO L93 Difference]: Finished difference Result 1129 states and 1438 transitions. [2021-10-11 00:34:16,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-11 00:34:16,196 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2021-10-11 00:34:16,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:16,201 INFO L225 Difference]: With dead ends: 1129 [2021-10-11 00:34:16,201 INFO L226 Difference]: Without dead ends: 833 [2021-10-11 00:34:16,202 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2021-10-11 00:34:16,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2021-10-11 00:34:16,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 282. [2021-10-11 00:34:16,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-10-11 00:34:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 352 transitions. [2021-10-11 00:34:16,249 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 352 transitions. Word has length 37 [2021-10-11 00:34:16,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:16,249 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 352 transitions. [2021-10-11 00:34:16,249 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 00:34:16,249 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 352 transitions. [2021-10-11 00:34:16,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 00:34:16,250 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:16,250 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, 1] [2021-10-11 00:34:16,251 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-10-11 00:34:16,251 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:16,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:16,251 INFO L82 PathProgramCache]: Analyzing trace with hash -1278493487, now seen corresponding path program 1 times [2021-10-11 00:34:16,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:16,252 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480736499] [2021-10-11 00:34:16,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:16,299 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 00:34:16,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480736499] [2021-10-11 00:34:16,300 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:16,300 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:34:16,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020549408] [2021-10-11 00:34:16,300 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:16,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:16,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:16,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:16,301 INFO L87 Difference]: Start difference. First operand 282 states and 352 transitions. Second operand 5 states. [2021-10-11 00:34:16,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:16,374 INFO L93 Difference]: Finished difference Result 653 states and 819 transitions. [2021-10-11 00:34:16,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 00:34:16,374 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2021-10-11 00:34:16,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:16,377 INFO L225 Difference]: With dead ends: 653 [2021-10-11 00:34:16,377 INFO L226 Difference]: Without dead ends: 377 [2021-10-11 00:34:16,378 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 00:34:16,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2021-10-11 00:34:16,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 282. [2021-10-11 00:34:16,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-10-11 00:34:16,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 348 transitions. [2021-10-11 00:34:16,412 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 348 transitions. Word has length 53 [2021-10-11 00:34:16,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:16,412 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 348 transitions. [2021-10-11 00:34:16,412 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:16,413 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 348 transitions. [2021-10-11 00:34:16,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-10-11 00:34:16,413 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:16,414 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, 1] [2021-10-11 00:34:16,414 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-10-11 00:34:16,414 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:16,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:16,415 INFO L82 PathProgramCache]: Analyzing trace with hash -1350880045, now seen corresponding path program 1 times [2021-10-11 00:34:16,415 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:16,415 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016245052] [2021-10-11 00:34:16,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:16,475 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 00:34:16,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016245052] [2021-10-11 00:34:16,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:16,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:34:16,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237799708] [2021-10-11 00:34:16,477 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 00:34:16,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:16,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 00:34:16,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 00:34:16,478 INFO L87 Difference]: Start difference. First operand 282 states and 348 transitions. Second operand 4 states. [2021-10-11 00:34:16,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:16,531 INFO L93 Difference]: Finished difference Result 600 states and 751 transitions. [2021-10-11 00:34:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 00:34:16,531 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2021-10-11 00:34:16,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:16,533 INFO L225 Difference]: With dead ends: 600 [2021-10-11 00:34:16,533 INFO L226 Difference]: Without dead ends: 324 [2021-10-11 00:34:16,534 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:16,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2021-10-11 00:34:16,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 240. [2021-10-11 00:34:16,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2021-10-11 00:34:16,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 297 transitions. [2021-10-11 00:34:16,565 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 297 transitions. Word has length 53 [2021-10-11 00:34:16,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:16,565 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 297 transitions. [2021-10-11 00:34:16,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 00:34:16,565 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 297 transitions. [2021-10-11 00:34:16,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-11 00:34:16,566 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:16,566 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] [2021-10-11 00:34:16,567 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-10-11 00:34:16,567 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:16,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:16,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1916178793, now seen corresponding path program 1 times [2021-10-11 00:34:16,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:16,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [742684544] [2021-10-11 00:34:16,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:16,615 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:16,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [742684544] [2021-10-11 00:34:16,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:16,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 00:34:16,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541394622] [2021-10-11 00:34:16,617 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:16,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:16,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:16,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:16,618 INFO L87 Difference]: Start difference. First operand 240 states and 297 transitions. Second operand 5 states. [2021-10-11 00:34:16,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:16,727 INFO L93 Difference]: Finished difference Result 612 states and 756 transitions. [2021-10-11 00:34:16,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:34:16,727 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2021-10-11 00:34:16,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:16,730 INFO L225 Difference]: With dead ends: 612 [2021-10-11 00:34:16,730 INFO L226 Difference]: Without dead ends: 378 [2021-10-11 00:34:16,731 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 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 00:34:16,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2021-10-11 00:34:16,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 240. [2021-10-11 00:34:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2021-10-11 00:34:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 293 transitions. [2021-10-11 00:34:16,761 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 293 transitions. Word has length 54 [2021-10-11 00:34:16,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:16,762 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 293 transitions. [2021-10-11 00:34:16,762 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 293 transitions. [2021-10-11 00:34:16,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-11 00:34:16,763 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:16,763 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1] [2021-10-11 00:34:16,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-10-11 00:34:16,763 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:16,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:16,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1094031012, now seen corresponding path program 1 times [2021-10-11 00:34:16,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:16,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353744552] [2021-10-11 00:34:16,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:16,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-11 00:34:16,841 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353744552] [2021-10-11 00:34:16,841 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:16,841 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:34:16,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955916062] [2021-10-11 00:34:16,842 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 00:34:16,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:16,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 00:34:16,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 00:34:16,843 INFO L87 Difference]: Start difference. First operand 240 states and 293 transitions. Second operand 6 states. [2021-10-11 00:34:16,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:16,995 INFO L93 Difference]: Finished difference Result 571 states and 706 transitions. [2021-10-11 00:34:16,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-11 00:34:16,996 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 56 [2021-10-11 00:34:16,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:16,998 INFO L225 Difference]: With dead ends: 571 [2021-10-11 00:34:16,998 INFO L226 Difference]: Without dead ends: 387 [2021-10-11 00:34:16,999 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-11 00:34:17,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2021-10-11 00:34:17,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 240. [2021-10-11 00:34:17,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2021-10-11 00:34:17,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 292 transitions. [2021-10-11 00:34:17,029 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 292 transitions. Word has length 56 [2021-10-11 00:34:17,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:17,030 INFO L481 AbstractCegarLoop]: Abstraction has 240 states and 292 transitions. [2021-10-11 00:34:17,030 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 00:34:17,030 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 292 transitions. [2021-10-11 00:34:17,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-11 00:34:17,031 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:17,031 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-11 00:34:17,032 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-10-11 00:34:17,032 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:17,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:17,032 INFO L82 PathProgramCache]: Analyzing trace with hash -1896433734, now seen corresponding path program 1 times [2021-10-11 00:34:17,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:17,033 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101119200] [2021-10-11 00:34:17,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-10-11 00:34:17,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101119200] [2021-10-11 00:34:17,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:17,104 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-11 00:34:17,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763507179] [2021-10-11 00:34:17,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-10-11 00:34:17,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:17,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-11 00:34:17,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-11 00:34:17,105 INFO L87 Difference]: Start difference. First operand 240 states and 292 transitions. Second operand 8 states. [2021-10-11 00:34:17,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:17,597 INFO L93 Difference]: Finished difference Result 794 states and 961 transitions. [2021-10-11 00:34:17,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-11 00:34:17,598 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 77 [2021-10-11 00:34:17,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:17,601 INFO L225 Difference]: With dead ends: 794 [2021-10-11 00:34:17,601 INFO L226 Difference]: Without dead ends: 610 [2021-10-11 00:34:17,602 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2021-10-11 00:34:17,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2021-10-11 00:34:17,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 232. [2021-10-11 00:34:17,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 232 states. [2021-10-11 00:34:17,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 282 transitions. [2021-10-11 00:34:17,633 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 282 transitions. Word has length 77 [2021-10-11 00:34:17,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:17,633 INFO L481 AbstractCegarLoop]: Abstraction has 232 states and 282 transitions. [2021-10-11 00:34:17,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-10-11 00:34:17,633 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 282 transitions. [2021-10-11 00:34:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-11 00:34:17,634 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:34:17,635 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-10-11 00:34:17,635 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-10-11 00:34:17,635 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:34:17,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:17,636 INFO L82 PathProgramCache]: Analyzing trace with hash -98970795, now seen corresponding path program 1 times [2021-10-11 00:34:17,636 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:17,636 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434003933] [2021-10-11 00:34:17,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:17,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:17,691 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-10-11 00:34:17,691 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434003933] [2021-10-11 00:34:17,691 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:17,692 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 00:34:17,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134281769] [2021-10-11 00:34:17,692 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 00:34:17,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:17,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 00:34:17,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 00:34:17,693 INFO L87 Difference]: Start difference. First operand 232 states and 282 transitions. Second operand 5 states. [2021-10-11 00:34:17,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:17,870 INFO L93 Difference]: Finished difference Result 887 states and 1096 transitions. [2021-10-11 00:34:17,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-11 00:34:17,871 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 79 [2021-10-11 00:34:17,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:34:17,871 INFO L225 Difference]: With dead ends: 887 [2021-10-11 00:34:17,871 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 00:34:17,873 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 00:34:17,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 00:34:17,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 00:34:17,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 00:34:17,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 00:34:17,874 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 79 [2021-10-11 00:34:17,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:34:17,874 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:34:17,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 00:34:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:34:17,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 00:34:17,875 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-11 00:34:17,877 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 00:34:18,518 WARN L197 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 167 [2021-10-11 00:34:18,656 WARN L197 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2021-10-11 00:34:20,539 WARN L197 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 410 DAG size of output: 324 [2021-10-11 00:34:21,619 WARN L197 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 394 DAG size of output: 307 [2021-10-11 00:34:22,409 WARN L197 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 275 [2021-10-11 00:34:22,896 WARN L197 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 208 [2021-10-11 00:34:23,292 WARN L197 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 272 DAG size of output: 212 [2021-10-11 00:34:23,608 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 161 [2021-10-11 00:34:23,838 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 151 [2021-10-11 00:34:24,933 WARN L197 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 167 DAG size of output: 40 [2021-10-11 00:34:25,094 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 26 [2021-10-11 00:34:27,956 WARN L197 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 310 DAG size of output: 53 [2021-10-11 00:34:30,345 WARN L197 SmtUtils]: Spent 2.39 s on a formula simplification. DAG size of input: 294 DAG size of output: 53 [2021-10-11 00:34:32,402 WARN L197 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 267 DAG size of output: 37 [2021-10-11 00:34:33,337 WARN L197 SmtUtils]: Spent 886.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 61 [2021-10-11 00:34:33,524 WARN L197 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 53 [2021-10-11 00:34:34,452 WARN L197 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 68 [2021-10-11 00:34:35,221 WARN L197 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 46 [2021-10-11 00:34:35,658 WARN L197 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 59 [2021-10-11 00:34:36,158 WARN L197 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 66 [2021-10-11 00:34:36,266 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 21 [2021-10-11 00:34:36,429 WARN L197 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 34 [2021-10-11 00:34:36,551 WARN L197 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2021-10-11 00:34:36,559 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 959) no Hoare annotation was computed. [2021-10-11 00:34:36,559 INFO L258 CegarLoopResult]: At program point L663(lines 658 666) the Hoare annotation is: (let ((.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse2 (= ~pumpRunning~0 1)) (.cse7 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse1 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse0 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse9 (= ~methaneLevelCritical~0 0))) (or (and (not .cse0) .cse1 .cse2 .cse3 (<= 2 ~waterLevel~0) .cse4 .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse6 .cse7 (not .cse8) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse9 (not .cse10)) (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse6 .cse7 .cse1 .cse2 .cse3 .cse9 .cse4 .cse5) (and (<= ~waterLevel~0 1) .cse1 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse9 .cse3 .cse4 .cse11 .cse5 (not .cse7)) (and (= ~waterLevel~0 1) .cse10 .cse1 .cse3 .cse0 .cse4 .cse11 .cse5 (= |ULTIMATE.start_getWaterLevel_#res| 1) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1) .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse9))) [2021-10-11 00:34:36,559 INFO L258 CegarLoopResult]: At program point L663-1(lines 658 666) the Hoare annotation is: false [2021-10-11 00:34:36,559 INFO L258 CegarLoopResult]: At program point L663-2(lines 658 666) the Hoare annotation is: false [2021-10-11 00:34:36,560 INFO L262 CegarLoopResult]: For program point L928(lines 928 941) no Hoare annotation was computed. [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631(lines 626 634) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (not .cse3) .cse4))) [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631-1(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631-2(lines 626 634) the Hoare annotation is: (let ((.cse0 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse9 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 1) .cse2 .cse3 (not .cse4) .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9))) [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631-3(lines 626 634) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0))) (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse10 (= ~methaneLevelCritical~0 1)) (.cse11 (not .cse6)) (.cse9 (not .cse2)) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ~waterLevel~0 1)) (.cse17 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse16 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse5 (= 1 ~systemActive~0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse13 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse15 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse8 (= ~pumpRunning~0 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and (<= ~waterLevel~0 1) .cse5 .cse4 .cse6 .cse8 .cse7 .cse9) (and .cse10 .cse5 .cse11 .cse8 .cse7 .cse9) (and .cse12 .cse10 .cse13 .cse5 .cse11 .cse8 .cse7 .cse14) (and .cse0 .cse1 .cse10 .cse3 .cse5 .cse11 .cse7 .cse9) (and (not .cse15) .cse3 .cse5 (<= 2 ~waterLevel~0) .cse6 .cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse1 (not .cse16) .cse2 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (not .cse17)) (and .cse12 .cse17 .cse16 .cse5 .cse4 .cse13 .cse15 .cse6 .cse8 .cse7 .cse14)))) [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631-4(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631-5(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631-6(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631-7(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,560 INFO L258 CegarLoopResult]: At program point L631-8(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,561 INFO L258 CegarLoopResult]: At program point L631-9(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,561 INFO L258 CegarLoopResult]: At program point L631-10(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,561 INFO L258 CegarLoopResult]: At program point L631-11(lines 626 634) the Hoare annotation is: false [2021-10-11 00:34:36,561 INFO L262 CegarLoopResult]: For program point L500(lines 500 504) no Hoare annotation was computed. [2021-10-11 00:34:36,561 INFO L262 CegarLoopResult]: For program point L500-1(lines 692 698) no Hoare annotation was computed. [2021-10-11 00:34:36,561 INFO L258 CegarLoopResult]: At program point L699(lines 699 705) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (let ((.cse0 (= ~waterLevel~0 1)) (.cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse10 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) (.cse13 (= ~pumpRunning~0 1)) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse11 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse2 (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse1 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse15 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse16 (not .cse12))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse12 .cse13 .cse3 .cse4 .cse14 .cse8) (and .cse0 .cse15 .cse3 .cse5 .cse7 .cse8 .cse9) (and .cse10 .cse11 .cse15 .cse13 .cse3 (not .cse14) .cse8 .cse16) (and (<= ~waterLevel~0 1) .cse3 .cse4 .cse7 .cse8 .cse16) (and (not .cse6) .cse13 .cse3 .cse14 (<= 2 ~waterLevel~0) .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse11 .cse12 (not .cse2) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse4 (not .cse1)) (and .cse15 .cse3 .cse7 .cse8 .cse16)))) [2021-10-11 00:34:36,561 INFO L258 CegarLoopResult]: At program point L699-1(lines 699 705) the Hoare annotation is: false [2021-10-11 00:34:36,561 INFO L258 CegarLoopResult]: At program point L699-2(lines 699 705) the Hoare annotation is: false [2021-10-11 00:34:36,562 INFO L258 CegarLoopResult]: At program point L105(lines 1 962) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:34:36,562 INFO L262 CegarLoopResult]: For program point L899(lines 898 945) no Hoare annotation was computed. [2021-10-11 00:34:36,562 INFO L262 CegarLoopResult]: For program point L900(lines 900 904) no Hoare annotation was computed. [2021-10-11 00:34:36,562 INFO L262 CegarLoopResult]: For program point L571(lines 571 578) no Hoare annotation was computed. [2021-10-11 00:34:36,562 INFO L265 CegarLoopResult]: At program point L571-1(lines 571 578) the Hoare annotation is: true [2021-10-11 00:34:36,562 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 959) no Hoare annotation was computed. [2021-10-11 00:34:36,562 INFO L262 CegarLoopResult]: For program point L869(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,563 INFO L262 CegarLoopResult]: For program point L869-2(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,563 INFO L262 CegarLoopResult]: For program point L869-3(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,563 INFO L262 CegarLoopResult]: For program point L869-5(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,563 INFO L262 CegarLoopResult]: For program point L671(lines 671 677) no Hoare annotation was computed. [2021-10-11 00:34:36,563 INFO L262 CegarLoopResult]: For program point L869-6(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,563 INFO L262 CegarLoopResult]: For program point L671-1(lines 671 677) no Hoare annotation was computed. [2021-10-11 00:34:36,563 INFO L262 CegarLoopResult]: For program point L671-2(lines 671 677) no Hoare annotation was computed. [2021-10-11 00:34:36,563 INFO L262 CegarLoopResult]: For program point L869-8(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L671-3(lines 671 677) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L869-9(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L671-4(lines 671 677) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L869-11(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L671-5(lines 671 677) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L869-12(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L869-14(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L869-15(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L869-17(lines 869 873) no Hoare annotation was computed. [2021-10-11 00:34:36,564 INFO L262 CegarLoopResult]: For program point L936(lines 936 940) no Hoare annotation was computed. [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L936-2(lines 692 698) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse4 .cse3 .cse6 .cse7 .cse5) (and .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse1 .cse9 .cse10 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse6 .cse3 .cse5) (and .cse3 .cse6 .cse7 .cse8 .cse5) (and .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse10 .cse6 .cse3 .cse8 .cse5) (and .cse6 .cse3 .cse8 .cse5 .cse11) (and .cse2 (or (and .cse1 .cse9 .cse10 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse4 .cse7 .cse5))) (and .cse2 .cse3 .cse8 .cse5 .cse11))) [2021-10-11 00:34:36,565 INFO L262 CegarLoopResult]: For program point L606(lines 606 610) no Hoare annotation was computed. [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L113(lines 108 116) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L676(lines 667 680) the Hoare annotation is: false [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L676-1(lines 667 680) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse9 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse10 (<= 2 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse5 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse6 .cse7 .cse2 .cse3 .cse4 .cse8 .cse5) (and .cse9 .cse2 .cse1 .cse10 .cse3 .cse4) (and .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (and .cse7 .cse9 .cse2 .cse10 .cse3 .cse4) (and .cse6 .cse1 .cse2 .cse3 .cse4 .cse8 .cse5))) [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L676-2(lines 667 680) the Hoare annotation is: false [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L676-3(lines 667 680) the Hoare annotation is: false [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L676-4(lines 667 680) the Hoare annotation is: false [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L676-5(lines 667 680) the Hoare annotation is: false [2021-10-11 00:34:36,565 INFO L262 CegarLoopResult]: For program point L908(lines 908 914) no Hoare annotation was computed. [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L908-1(lines 908 914) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse10 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse11 (= ~waterLevel~0 1)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (<= 2 ~waterLevel~0)) (.cse16 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse12 (= ~methaneLevelCritical~0 1)) (.cse13 (not .cse3)) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (= 1 ~systemActive~0)) (.cse14 (not .cse7)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse15 (not .cse2))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (or (and .cse1 .cse2 .cse5 .cse4 .cse6 .cse9 .cse8) (and .cse1 .cse2 .cse10 .cse11 .cse4 .cse6 .cse5 .cse8)) .cse3 .cse7) (and .cse12 (or (and .cse1 .cse10 .cse11 .cse4 .cse5 .cse8) (and .cse1 .cse5 .cse4 .cse9 .cse8)) .cse13 .cse14 .cse15) (and .cse12 .cse13 .cse5 .cse14 .cse16 .cse8 .cse15) (and .cse3 .cse5 .cse6 (<= |ULTIMATE.start_getWaterLevel_#res| 1) (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse7 .cse16 .cse8 .cse15) (and .cse11 .cse12 .cse13 .cse5 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse14 .cse16 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and .cse12 .cse13 .cse5 .cse14 .cse9 .cse16 .cse8) (and .cse11 .cse5 .cse6 .cse16 .cse8) (and .cse6 .cse5 .cse9 .cse16 .cse8) (and .cse0 .cse1 .cse12 .cse13 .cse4 .cse5 .cse14 .cse8 .cse15)))) [2021-10-11 00:34:36,565 INFO L258 CegarLoopResult]: At program point L875(lines 860 878) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L875-1(lines 860 878) the Hoare annotation is: (let ((.cse10 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)) (.cse13 (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (let ((.cse9 (= ~waterLevel~0 1)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse15 (<= ~waterLevel~0 1)) (.cse12 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1)) (.cse16 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse14 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (.cse0 (not .cse13)) (.cse11 (= ~methaneLevelCritical~0 1)) (.cse1 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0)) (.cse6 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse8 (not .cse10))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse9 .cse10 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse14) (and .cse9 .cse10 .cse2 .cse3 .cse12 .cse13 .cse5 .cse6 .cse14) (and .cse15 .cse10 .cse12 .cse2 .cse3 .cse13 .cse5 .cse6 .cse16 .cse14) (and .cse15 .cse10 .cse11 .cse3 .cse12 .cse13 .cse5 .cse6 .cse16 .cse14) (and .cse0 .cse11 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8)))) [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L875-2(lines 860 878) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L875-3(lines 860 878) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L875-4(lines 860 878) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L875-5(lines 860 878) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L811(lines 804 814) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 (= ~methaneLevelCritical~0 1) .cse1 .cse2 (not .cse3) .cse4 (not .cse5)) (and .cse0 .cse5 .cse1 .cse2 (= ~methaneLevelCritical~0 0) .cse3 .cse4))) [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L811-1(lines 804 814) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L811-2(lines 804 814) the Hoare annotation is: (let ((.cse1 (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0))) (.cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse3 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse0 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse9 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0)) (.cse10 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= ~methaneLevelCritical~0 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse1 .cse2 (= ~methaneLevelCritical~0 1) .cse3 .cse4 (not .cse6) .cse5 .cse7 .cse8 (not .cse0) .cse9 .cse10))) [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L811-3(lines 804 814) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L811-4(lines 804 814) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L811-5(lines 804 814) the Hoare annotation is: false [2021-10-11 00:34:36,566 INFO L258 CegarLoopResult]: At program point L811-6(lines 804 814) the Hoare annotation is: false [2021-10-11 00:34:36,567 INFO L258 CegarLoopResult]: At program point L811-7(lines 804 814) the Hoare annotation is: false [2021-10-11 00:34:36,567 INFO L265 CegarLoopResult]: At program point L580(lines 561 583) the Hoare annotation is: true [2021-10-11 00:34:36,567 INFO L258 CegarLoopResult]: At program point L547(lines 543 549) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-10-11 00:34:36,567 INFO L258 CegarLoopResult]: At program point L811-8(lines 804 814) the Hoare annotation is: false [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L258 CegarLoopResult]: At program point L946(lines 897 947) the Hoare annotation is: false [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L55(lines 55 75) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L55-2(lines 55 75) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L55-4(lines 55 75) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L750(lines 750 767) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L750-1(lines 750 767) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L750-2(lines 750 767) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2021-10-11 00:34:36,567 INFO L258 CegarLoopResult]: At program point L918-1(lines 918 924) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0))) (.cse10 (= ~waterLevel~0 1)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse4 (= ~pumpRunning~0 1)) (.cse7 (<= 2 ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (= 1 ~systemActive~0)) (.cse8 (= ~pumpRunning~0 0)) (.cse5 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse11 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 .cse4 .cse3 .cse6 .cse7 .cse5) (and .cse2 .cse3 .cse7 .cse8 .cse5) (and .cse1 .cse9 .cse10 .cse6 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse4 .cse6 .cse3 .cse5) (and .cse3 .cse6 .cse7 .cse8 .cse5) (and .cse10 .cse2 .cse3 .cse8 .cse5) (and .cse10 .cse6 .cse3 .cse8 .cse5) (and .cse6 .cse3 .cse8 .cse5 .cse11) (and .cse2 (or (and .cse1 .cse9 .cse10 .cse3 .cse4 .cse5) (and .cse1 .cse3 .cse4 .cse7 .cse5))) (and .cse2 .cse3 .cse8 .cse5 .cse11))) [2021-10-11 00:34:36,567 INFO L262 CegarLoopResult]: For program point L786(lines 786 792) no Hoare annotation was computed. [2021-10-11 00:34:36,568 INFO L262 CegarLoopResult]: For program point L786-2(lines 786 792) no Hoare annotation was computed. [2021-10-11 00:34:36,568 INFO L262 CegarLoopResult]: For program point L786-4(lines 786 792) no Hoare annotation was computed. [2021-10-11 00:34:36,568 INFO L262 CegarLoopResult]: For program point L786-6(lines 786 792) no Hoare annotation was computed. [2021-10-11 00:34:36,568 INFO L262 CegarLoopResult]: For program point L786-8(lines 786 792) no Hoare annotation was computed. [2021-10-11 00:34:36,568 INFO L262 CegarLoopResult]: For program point L786-10(lines 786 792) no Hoare annotation was computed. [2021-10-11 00:34:36,568 INFO L258 CegarLoopResult]: At program point L820(lines 815 823) the Hoare annotation is: (let ((.cse2 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse4 (= 1 ~systemActive~0)) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse7 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse8 (= |ULTIMATE.start_isPumpRunning_#res| 1)) (.cse0 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse5 (= ~methaneLevelCritical~0 0))) (or (and (= ULTIMATE.start_processEnvironment_~tmp~6 0) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse2 .cse3 .cse4 (<= 2 ~waterLevel~0) .cse6 .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse0 .cse1 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))))) [2021-10-11 00:34:36,568 INFO L258 CegarLoopResult]: At program point L820-1(lines 815 823) the Hoare annotation is: false [2021-10-11 00:34:36,568 INFO L262 CegarLoopResult]: For program point L754(lines 754 762) no Hoare annotation was computed. [2021-10-11 00:34:36,568 INFO L258 CegarLoopResult]: At program point L820-2(lines 815 823) the Hoare annotation is: false [2021-10-11 00:34:36,568 INFO L262 CegarLoopResult]: For program point L754-1(lines 754 762) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L754-2(lines 754 762) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L61(lines 61 74) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L258 CegarLoopResult]: At program point L61-1(lines 1 962) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_isMethaneAlarm_#res| 0)) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| 0)) (.cse3 (= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~0 0))) (let ((.cse14 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse12 (= ~pumpRunning~0 0)) (.cse0 (= ULTIMATE.start_processEnvironment_~tmp~6 0)) (.cse1 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse9 (= ~methaneLevelCritical~0 1)) (.cse10 (not .cse3)) (.cse4 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~systemActive~0)) (.cse11 (not .cse7)) (.cse13 (not .cse2)) (.cse8 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and (not (= |ULTIMATE.start_isHighWaterLevel_#res| 0)) .cse3 .cse4 .cse6 (<= 2 ~waterLevel~0) .cse7 .cse8 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 0) .cse1 .cse2 (not (= ULTIMATE.start_processEnvironment__wrappee__methaneQuery_~tmp~5 0)) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse5 (not (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 0))) (and .cse9 .cse10 .cse6 .cse11 .cse12 .cse8 .cse13) (and .cse14 .cse9 .cse10 .cse6 (= ULTIMATE.start_isHighWaterLevel_~tmp~8 1) .cse11 .cse12 .cse8 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 1)) (and (<= ~waterLevel~0 1) .cse3 (<= |ULTIMATE.start_getWaterLevel_#res| 1) .cse6 .cse5 (<= ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp___0~0 1) .cse7 .cse12 .cse13 .cse8) (and .cse14 .cse6 .cse5 .cse12 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse4 .cse6 .cse11 .cse13 .cse8)))) [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L61-2(lines 61 74) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L258 CegarLoopResult]: At program point L61-3(lines 1 962) the Hoare annotation is: false [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L61-4(lines 61 74) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L258 CegarLoopResult]: At program point L61-5(lines 1 962) the Hoare annotation is: false [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L724(lines 724 741) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L724-1(lines 724 741) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L724-2(lines 724 741) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L724-3(lines 724 741) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L724-4(lines 724 741) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L262 CegarLoopResult]: For program point L724-5(lines 724 741) no Hoare annotation was computed. [2021-10-11 00:34:36,569 INFO L258 CegarLoopResult]: At program point L692(lines 691 710) the Hoare annotation is: (let ((.cse2 (<= 2 ~waterLevel~0)) (.cse8 (= ~waterLevel~0 1)) (.cse5 (= ~methaneLevelCritical~0 0)) (.cse3 (= ~pumpRunning~0 0)) (.cse9 (not (= |ULTIMATE.start_isMethaneAlarm_#res| 0))) (.cse6 (= ULTIMATE.start_activatePump_~tmp~7 0)) (.cse0 (= ~methaneLevelCritical~0 1)) (.cse1 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse4 (= ULTIMATE.start_test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 .cse5 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse5 .cse1 .cse4) (and .cse8 .cse0 .cse1 .cse3 .cse4) (and .cse8 .cse5 .cse1 .cse3 .cse4) (and .cse5 .cse1 .cse3 .cse4 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse9) (and .cse6 .cse0 .cse1 .cse7 .cse4))) [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L692-1(lines 692 698) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L258 CegarLoopResult]: At program point L692-2(lines 691 710) the Hoare annotation is: false [2021-10-11 00:34:36,570 INFO L258 CegarLoopResult]: At program point L692-3(lines 691 710) the Hoare annotation is: false [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L65-4(lines 65 71) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 959) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L594(lines 594 598) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L594-3(lines 594 598) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L594-6(lines 594 598) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L258 CegarLoopResult]: At program point L496-2(lines 496 510) the Hoare annotation is: false [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L959(line 959) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L959-1(line 959) no Hoare annotation was computed. [2021-10-11 00:34:36,570 INFO L262 CegarLoopResult]: For program point L959-2(line 959) no Hoare annotation was computed. [2021-10-11 00:34:36,571 INFO L262 CegarLoopResult]: For program point L728(lines 728 736) no Hoare annotation was computed. [2021-10-11 00:34:36,571 INFO L262 CegarLoopResult]: For program point L728-1(lines 728 736) no Hoare annotation was computed. [2021-10-11 00:34:36,571 INFO L262 CegarLoopResult]: For program point L728-2(lines 728 736) no Hoare annotation was computed. [2021-10-11 00:34:36,571 INFO L262 CegarLoopResult]: For program point L728-3(lines 728 736) no Hoare annotation was computed. [2021-10-11 00:34:36,571 INFO L262 CegarLoopResult]: For program point L728-4(lines 728 736) no Hoare annotation was computed. [2021-10-11 00:34:36,571 INFO L262 CegarLoopResult]: For program point L728-5(lines 728 736) no Hoare annotation was computed. [2021-10-11 00:34:36,571 INFO L262 CegarLoopResult]: For program point L497(line 497) no Hoare annotation was computed. [2021-10-11 00:34:36,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:34:36 BoogieIcfgContainer [2021-10-11 00:34:36,653 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:34:36,653 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:34:36,653 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:34:36,654 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:34:36,654 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:13" (3/4) ... [2021-10-11 00:34:36,657 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 00:34:36,682 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 00:34:36,683 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 00:34:36,684 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 00:34:36,686 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 00:34:36,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 00:34:36,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:34:36,689 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 00:34:36,714 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && !(\result == 0)) && splverifierCounter == 0) [2021-10-11 00:34:36,714 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((((((tmp == 0 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((((tmp == 0 && \result == 0) && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && tmp == 0) && \result == 0)) || ((((methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0))) && !(tmp == 0)) && !(\result == 0)) && !(\result == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) [2021-10-11 00:34:36,715 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2021-10-11 00:34:36,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2021-10-11 00:34:36,717 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((tmp == 0 && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((tmp == 0 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) [2021-10-11 00:34:36,718 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) [2021-10-11 00:34:36,721 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((((waterLevel == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && !(tmp == 0)) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) [2021-10-11 00:34:36,721 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) [2021-10-11 00:34:36,722 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) || ((((((tmp == 0 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) [2021-10-11 00:34:36,725 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) [2021-10-11 00:34:36,727 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) && tmp == 0) && tmp == 1) && methaneLevelCritical == 0) [2021-10-11 00:34:36,728 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) [2021-10-11 00:34:36,729 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) [2021-10-11 00:34:36,731 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((!(\result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) [2021-10-11 00:34:36,732 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result == 0 && !(\result == 0)) && !(tmp == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || (((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && tmp == 0) && !(tmp___0 == 0)) [2021-10-11 00:34:36,808 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18fdbcc3-4cee-43e5-a93a-ed66a65f392a/bin/uautomizer-Z5i5R5N3CC/witness.graphml [2021-10-11 00:34:36,808 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:34:36,809 INFO L168 Benchmark]: Toolchain (without parser) took 25434.75 ms. Allocated memory was 88.1 MB in the beginning and 465.6 MB in the end (delta: 377.5 MB). Free memory was 53.0 MB in the beginning and 310.5 MB in the end (delta: -257.5 MB). Peak memory consumption was 120.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:36,810 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 88.1 MB. Free memory was 58.1 MB in the beginning and 58.0 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:36,810 INFO L168 Benchmark]: CACSL2BoogieTranslator took 594.53 ms. Allocated memory is still 88.1 MB. Free memory was 52.7 MB in the beginning and 50.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:36,811 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.18 ms. Allocated memory is still 88.1 MB. Free memory was 50.5 MB in the beginning and 46.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:36,811 INFO L168 Benchmark]: Boogie Preprocessor took 77.07 ms. Allocated memory is still 88.1 MB. Free memory was 46.4 MB in the beginning and 43.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:36,811 INFO L168 Benchmark]: RCFGBuilder took 1007.29 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 43.4 MB in the beginning and 61.3 MB in the end (delta: -17.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:36,812 INFO L168 Benchmark]: TraceAbstraction took 23511.83 ms. Allocated memory was 109.1 MB in the beginning and 465.6 MB in the end (delta: 356.5 MB). Free memory was 60.5 MB in the beginning and 322.0 MB in the end (delta: -261.5 MB). Peak memory consumption was 263.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:36,812 INFO L168 Benchmark]: Witness Printer took 155.22 ms. Allocated memory is still 465.6 MB. Free memory was 322.0 MB in the beginning and 310.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:36,815 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 88.1 MB. Free memory was 58.1 MB in the beginning and 58.0 MB in the end (delta: 25.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 594.53 ms. Allocated memory is still 88.1 MB. Free memory was 52.7 MB in the beginning and 50.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 82.18 ms. Allocated memory is still 88.1 MB. Free memory was 50.5 MB in the beginning and 46.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.07 ms. Allocated memory is still 88.1 MB. Free memory was 46.4 MB in the beginning and 43.4 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1007.29 ms. Allocated memory was 88.1 MB in the beginning and 109.1 MB in the end (delta: 21.0 MB). Free memory was 43.4 MB in the beginning and 61.3 MB in the end (delta: -17.8 MB). Peak memory consumption was 21.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 23511.83 ms. Allocated memory was 109.1 MB in the beginning and 465.6 MB in the end (delta: 356.5 MB). Free memory was 60.5 MB in the beginning and 322.0 MB in the end (delta: -261.5 MB). Peak memory consumption was 263.8 MB. Max. memory is 16.1 GB. * Witness Printer took 155.22 ms. Allocated memory is still 465.6 MB. Free memory was 322.0 MB in the beginning and 310.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 959]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 959]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 959]: 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: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: (((((((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || ((((((waterLevel <= 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((\result == 0 && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || (((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((methaneLevelCritical == 1 && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((waterLevel <= 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1) - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: ((((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) || ((((((tmp == 0 && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 667]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 918]: Loop Invariant Derived loop invariant: ((((((((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0)) || ((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0)) || (((((tmp == 0 && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0)))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: ((((((((((methaneLevelCritical == 1 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) || ((((1 == systemActive && methaneLevelCritical == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((tmp == 0 && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && methaneLevelCritical == 0) && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((tmp == 0 && methaneLevelCritical == 1) && 1 == systemActive) && pumpRunning == 1) && splverifierCounter == 0) - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: (((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) && \result == 1) || ((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && \result == 1) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 815]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: ((((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) || (((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((waterLevel == 1 && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || (((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((methaneLevelCritical == 1 && 1 == systemActive) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: (((((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0)) || ((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0)) || ((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) && \result == 1) && tmp == 0) && tmp == 1) && methaneLevelCritical == 0) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 908]: Loop Invariant Derived loop invariant: ((((((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((((((tmp == 0 && \result == 0) && 1 == systemActive) && pumpRunning == 1) && methaneLevelCritical == 0) && 2 <= waterLevel) && splverifierCounter == 0) || (((((((tmp == 0 && \result == 0) && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && splverifierCounter == 0)) && tmp == 0) && \result == 0)) || ((((methaneLevelCritical == 1 && ((((((tmp == 0 && !(tmp == 0)) && waterLevel == 1) && pumpRunning == 1) && 1 == systemActive) && splverifierCounter == 0) || ((((tmp == 0 && 1 == systemActive) && pumpRunning == 1) && 2 <= waterLevel) && splverifierCounter == 0))) && !(tmp == 0)) && !(\result == 0)) && !(\result == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((tmp == 0 && 1 == systemActive) && methaneLevelCritical == 0) && \result <= 1) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((methaneLevelCritical == 0 && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0)) - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 658]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: ((((((((((((!(\result == 0) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || ((((((((waterLevel == 1 && tmp___0 == 0) && methaneLevelCritical == 0) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && tmp == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || (((((((((waterLevel <= 1 && tmp___0 == 0) && methaneLevelCritical == 1) && 1 == systemActive) && tmp == 1) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && \result == 1)) || ((((((((!(\result == 0) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((((((tmp == 0 && tmp == 0) && \result == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || ((((((waterLevel <= 1 && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((methaneLevelCritical == 1 && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || (((((((waterLevel == 1 && methaneLevelCritical == 1) && tmp == 1) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) && !(\result == 0))) || ((((((((((((!(\result == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && !(tmp == 0)) && \result == 0) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((((((waterLevel == 1 && tmp___0 == 0) && tmp == 0) && 1 == systemActive) && methaneLevelCritical == 0) && tmp == 1) && \result == 0) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 543]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: (((((tmp == 0 && pumpRunning == 1) && 1 == systemActive) && methaneLevelCritical == 0) && \result == 0) && splverifierCounter == 0) || (((((tmp == 0 && methaneLevelCritical == 1) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((((((tmp == 0 && tmp == 0) && \result == 0) && tmp == 0) && pumpRunning == 1) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && splverifierCounter == 0) || (((((((((((((!(\result == 0) && tmp == 0) && pumpRunning == 1) && 1 == systemActive) && 2 <= waterLevel) && \result == 0) && splverifierCounter == 0) && tmp == 0) && tmp == 0) && \result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && !(tmp___0 == 0))) || ((((((methaneLevelCritical == 1 && !(tmp == 0)) && 1 == systemActive) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0))) || ((((((((waterLevel == 1 && methaneLevelCritical == 1) && !(tmp == 0)) && 1 == systemActive) && tmp == 1) && !(\result == 0)) && pumpRunning == 0) && splverifierCounter == 0) && \result == 1)) || (((((((((waterLevel <= 1 && tmp == 0) && \result <= 1) && 1 == systemActive) && methaneLevelCritical == 0) && tmp___0 <= 1) && \result == 0) && pumpRunning == 0) && !(\result == 0)) && splverifierCounter == 0)) || ((((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0) && splverifierCounter == 0)) || ((((((((tmp == 0 && tmp == 0) && methaneLevelCritical == 1) && !(tmp == 0)) && pumpRunning == 1) && 1 == systemActive) && !(\result == 0)) && !(\result == 0)) && splverifierCounter == 0) - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || ((((((((((!(\result == 0) && !(tmp == 0)) && \result == 0) && methaneLevelCritical == 0) && 1 == systemActive) && \result == 0) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((waterLevel == 1 && 1 == systemActive) && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: (((((((((((\result == 0 && !(\result == 0)) && !(tmp == 0)) && \result == 0) && 1 == systemActive) && methaneLevelCritical == 0) && 2 <= waterLevel) && \result == 0) && pumpRunning == 0) && splverifierCounter == 0) && tmp == 0) && !(tmp___0 == 0)) || (((((((((((!(\result == 0) && !(tmp == 0)) && methaneLevelCritical == 1) && \result == 0) && 1 == systemActive) && !(\result == 0)) && 2 <= waterLevel) && pumpRunning == 0) && splverifierCounter == 0) && !(\result == 0)) && tmp == 0) && !(tmp___0 == 0)) - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 897]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 804]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.6s, OverallIterations: 17, TraceHistogramMax: 3, AutomataDifference: 2.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2025 SDtfs, 3100 SDslu, 4060 SDs, 0 SdLazy, 681 SolverSat, 120 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred in iteration=9, 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, 17 MinimizatonAttempts, 2953 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 58 PreInvPairs, 352 NumberOfFragments, 2329 HoareAnnotationTreeSize, 58 FomulaSimplifications, 182559155 FormulaSimplificationTreeSizeReduction, 6.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 15632154 FormulaSimplificationTreeSizeReductionInter, 12.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 699 NumberOfCodeBlocks, 699 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 54884 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 160/160 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...