java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem05_label36.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 19:56:16,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 19:56:16,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 19:56:17,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 19:56:17,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 19:56:17,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 19:56:17,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 19:56:17,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 19:56:17,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 19:56:17,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 19:56:17,010 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 19:56:17,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 19:56:17,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 19:56:17,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 19:56:17,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 19:56:17,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 19:56:17,015 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 19:56:17,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 19:56:17,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 19:56:17,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 19:56:17,021 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 19:56:17,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 19:56:17,023 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 19:56:17,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 19:56:17,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 19:56:17,028 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 19:56:17,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 19:56:17,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 19:56:17,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 19:56:17,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 19:56:17,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 19:56:17,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 19:56:17,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 19:56:17,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 19:56:17,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 19:56:17,034 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 19:56:17,035 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 19:56:17,035 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 19:56:17,035 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 19:56:17,036 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 19:56:17,037 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 19:56:17,037 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 19:56:17,054 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 19:56:17,054 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 19:56:17,056 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 19:56:17,056 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 19:56:17,056 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 19:56:17,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 19:56:17,057 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 19:56:17,057 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 19:56:17,057 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 19:56:17,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 19:56:17,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 19:56:17,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 19:56:17,058 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 19:56:17,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 19:56:17,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 19:56:17,058 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 19:56:17,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 19:56:17,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 19:56:17,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 19:56:17,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 19:56:17,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 19:56:17,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 19:56:17,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 19:56:17,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 19:56:17,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 19:56:17,062 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 19:56:17,062 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 19:56:17,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 19:56:17,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 19:56:17,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 19:56:17,124 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 19:56:17,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 19:56:17,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 19:56:17,130 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 19:56:17,130 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem05_label36.c [2019-08-22 19:56:17,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e4be74b8/5e14ecfbec994ff09c456e36e54d7acf/FLAGefa2e3e78 [2019-08-22 19:56:18,336 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 19:56:18,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem05_label36.c [2019-08-22 19:56:18,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e4be74b8/5e14ecfbec994ff09c456e36e54d7acf/FLAGefa2e3e78 [2019-08-22 19:56:18,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e4be74b8/5e14ecfbec994ff09c456e36e54d7acf [2019-08-22 19:56:18,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 19:56:18,550 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 19:56:18,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 19:56:18,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 19:56:18,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 19:56:18,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:56:18" (1/1) ... [2019-08-22 19:56:18,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681ca870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:18, skipping insertion in model container [2019-08-22 19:56:18,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:56:18" (1/1) ... [2019-08-22 19:56:18,566 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 19:56:18,821 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 19:56:21,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:56:21,127 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 19:56:22,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:56:22,512 INFO L192 MainTranslator]: Completed translation [2019-08-22 19:56:22,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22 WrapperNode [2019-08-22 19:56:22,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 19:56:22,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 19:56:22,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 19:56:22,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 19:56:22,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22" (1/1) ... [2019-08-22 19:56:22,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22" (1/1) ... [2019-08-22 19:56:22,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22" (1/1) ... [2019-08-22 19:56:22,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22" (1/1) ... [2019-08-22 19:56:22,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22" (1/1) ... [2019-08-22 19:56:22,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22" (1/1) ... [2019-08-22 19:56:22,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22" (1/1) ... [2019-08-22 19:56:23,056 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 19:56:23,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 19:56:23,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 19:56:23,057 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 19:56:23,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:56:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2019-08-22 19:56:23,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 19:56:23,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 19:56:23,134 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-22 19:56:23,134 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-22 19:56:23,134 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-22 19:56:23,134 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-22 19:56:23,134 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-22 19:56:23,134 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-22 19:56:23,135 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output7 [2019-08-22 19:56:23,135 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output8 [2019-08-22 19:56:23,135 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 19:56:23,135 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-22 19:56:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-22 19:56:23,136 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-22 19:56:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-22 19:56:23,137 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-22 19:56:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-22 19:56:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output7 [2019-08-22 19:56:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output8 [2019-08-22 19:56:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 19:56:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 19:56:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 19:56:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 19:56:23,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 19:56:23,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 19:56:31,253 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 19:56:31,253 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 19:56:31,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:56:31 BoogieIcfgContainer [2019-08-22 19:56:31,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 19:56:31,256 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 19:56:31,257 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 19:56:31,257 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 19:56:31,258 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:56:31" (1/1) ... [2019-08-22 19:56:31,271 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 19:56:31,274 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 19:56:31,300 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 19:56:31,308 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 19:56:31,309 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 19:56:31,384 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 71 [2019-08-22 19:56:34,631 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:35,792 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:35,793 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:35,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:35,798 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:36,115 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:56:36,358 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:56:37,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:56:39,012 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:56:44,105 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:56:44,106 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:56:44,106 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:56:44,107 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:56:44,825 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-22 19:56:47,005 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:56:48,832 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:56:48,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:48,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:48,833 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:48,835 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:48,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:48,837 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:48,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:56:54,538 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms [2019-08-22 19:57:15,044 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 19:57:15,045 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-22 19:57:17,158 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 7 terms