./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ee8e70e7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux --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 8d8de9a3f47b00df6084aa30a2af1678ed452538 ...................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c -s /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux --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 8d8de9a3f47b00df6084aa30a2af1678ed452538 .............................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: TYPE ERROR --- Real Ultimate output --- This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:35:30,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:35:30,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:35:30,866 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:35:30,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:35:30,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:35:30,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:35:30,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:35:30,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:35:30,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:35:30,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:35:30,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:35:30,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:35:30,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:35:30,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:35:30,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:35:30,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:35:30,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:35:30,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:35:30,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:35:30,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:35:30,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:35:30,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:35:30,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:35:30,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:35:30,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:35:30,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:35:30,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:35:30,947 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:35:30,948 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:35:30,948 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:35:30,949 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:35:30,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:35:30,952 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:35:30,953 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:35:30,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:35:30,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:35:30,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:35:30,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:35:30,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:35:30,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:35:30,962 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-24 14:35:31,019 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:35:31,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:35:31,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:35:31,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:35:31,024 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:35:31,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:35:31,024 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:35:31,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-24 14:35:31,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:35:31,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:35:31,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:35:31,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:35:31,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:35:31,027 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:35:31,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:35:31,028 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:35:31,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:35:31,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:35:31,028 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:35:31,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:35:31,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:35:31,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:35:31,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:35:31,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:35:31,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:35:31,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-24 14:35:31,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-24 14:35:31,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:35:31,031 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:35:31,032 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:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d8de9a3f47b00df6084aa30a2af1678ed452538 [2020-10-24 14:35:31,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:35:31,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:35:31,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:35:31,546 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:35:31,548 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:35:31,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c [2020-10-24 14:35:31,619 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/94efe85ed/967430fc6e3745e18996b7ef8f52ef1a/FLAG3a3adce9e [2020-10-24 14:35:32,240 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:35:32,242 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c [2020-10-24 14:35:32,255 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/94efe85ed/967430fc6e3745e18996b7ef8f52ef1a/FLAG3a3adce9e [2020-10-24 14:35:32,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/94efe85ed/967430fc6e3745e18996b7ef8f52ef1a [2020-10-24 14:35:32,567 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:35:32,578 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:35:32,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:35:32,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:35:32,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:35:32,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:35:32" (1/1) ... [2020-10-24 14:35:32,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630fc190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:32, skipping insertion in model container [2020-10-24 14:35:32,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:35:32" (1/1) ... [2020-10-24 14:35:32,622 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:35:32,656 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:35:32,943 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:35:32,955 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:35:32,995 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:35:33,015 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:35:33,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33 WrapperNode [2020-10-24 14:35:33,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:35:33,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:35:33,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:35:33,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:35:33,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:35:33,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-24 14:35:33,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-24 14:35:33,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-24 14:35:33,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,079 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... [2020-10-24 14:35:33,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-24 14:35:33,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-24 14:35:33,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-24 14:35:33,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-24 14:35:33,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-24 14:35:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-24 14:35:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-24 14:35:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-10-24 14:35:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-24 14:35:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-10-24 14:35:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-24 14:35:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-24 14:35:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-24 14:35:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-24 14:35:33,724 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-24 14:35:33,725 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-10-24 14:35:33,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:35:33 BoogieIcfgContainer [2020-10-24 14:35:33,728 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-24 14:35:33,730 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-24 14:35:33,730 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-24 14:35:33,734 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-24 14:35:33,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 02:35:32" (1/3) ... [2020-10-24 14:35:33,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12bdfe8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:35:33, skipping insertion in model container [2020-10-24 14:35:33,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:33" (2/3) ... [2020-10-24 14:35:33,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12bdfe8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 02:35:33, skipping insertion in model container [2020-10-24 14:35:33,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:35:33" (3/3) ... [2020-10-24 14:35:33,739 INFO L111 eAbstractionObserver]: Analyzing ICFG inv_Newton.c.p+cfa-reducer.c [2020-10-24 14:35:33,757 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-24 14:35:33,763 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-24 14:35:33,777 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-24 14:35:33,805 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-24 14:35:33,806 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-24 14:35:33,806 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-24 14:35:33,806 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-24 14:35:33,806 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-24 14:35:33,807 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-24 14:35:33,807 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-24 14:35:33,807 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-24 14:35:33,822 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2020-10-24 14:35:33,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-24 14:35:33,828 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:35:33,829 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:35:33,830 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:35:33,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:35:33,837 INFO L82 PathProgramCache]: Analyzing trace with hash -938930996, now seen corresponding path program 1 times [2020-10-24 14:35:33,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 14:35:33,848 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283355826] [2020-10-24 14:35:33,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 14:35:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:35:34,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:35:34,094 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283355826] [2020-10-24 14:35:34,095 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:35:34,096 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-24 14:35:34,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228168249] [2020-10-24 14:35:34,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-24 14:35:34,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-24 14:35:34,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-24 14:35:34,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-24 14:35:34,126 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 4 states. [2020-10-24 14:35:34,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:35:34,252 INFO L93 Difference]: Finished difference Result 50 states and 68 transitions. [2020-10-24 14:35:34,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-24 14:35:34,255 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2020-10-24 14:35:34,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:35:34,267 INFO L225 Difference]: With dead ends: 50 [2020-10-24 14:35:34,268 INFO L226 Difference]: Without dead ends: 33 [2020-10-24 14:35:34,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-24 14:35:34,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2020-10-24 14:35:34,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 19. [2020-10-24 14:35:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2020-10-24 14:35:34,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2020-10-24 14:35:34,317 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 25 transitions. Word has length 11 [2020-10-24 14:35:34,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:35:34,317 INFO L481 AbstractCegarLoop]: Abstraction has 19 states and 25 transitions. [2020-10-24 14:35:34,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-24 14:35:34,318 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2020-10-24 14:35:34,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-24 14:35:34,319 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:35:34,319 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:35:34,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-24 14:35:34,320 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:35:34,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:35:34,321 INFO L82 PathProgramCache]: Analyzing trace with hash 1250925041, now seen corresponding path program 1 times [2020-10-24 14:35:34,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 14:35:34,322 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502367652] [2020-10-24 14:35:34,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 14:35:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:35:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-24 14:35:34,412 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502367652] [2020-10-24 14:35:34,412 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:35:34,413 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-24 14:35:34,413 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671162649] [2020-10-24 14:35:34,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-24 14:35:34,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-24 14:35:34,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-24 14:35:34,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-24 14:35:34,417 INFO L87 Difference]: Start difference. First operand 19 states and 25 transitions. Second operand 5 states. [2020-10-24 14:35:34,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:35:34,576 INFO L93 Difference]: Finished difference Result 44 states and 57 transitions. [2020-10-24 14:35:34,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 14:35:34,578 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-10-24 14:35:34,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:35:34,580 INFO L225 Difference]: With dead ends: 44 [2020-10-24 14:35:34,580 INFO L226 Difference]: Without dead ends: 37 [2020-10-24 14:35:34,581 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-24 14:35:34,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2020-10-24 14:35:34,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 20. [2020-10-24 14:35:34,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-10-24 14:35:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2020-10-24 14:35:34,589 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 26 transitions. Word has length 15 [2020-10-24 14:35:34,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:35:34,589 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 26 transitions. [2020-10-24 14:35:34,589 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-24 14:35:34,590 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2020-10-24 14:35:34,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-24 14:35:34,591 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:35:34,591 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:35:34,591 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-24 14:35:34,592 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:35:34,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:35:34,593 INFO L82 PathProgramCache]: Analyzing trace with hash 1796523982, now seen corresponding path program 1 times [2020-10-24 14:35:34,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 14:35:34,593 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316666938] [2020-10-24 14:35:34,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 14:35:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-24 14:35:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-24 14:35:34,752 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316666938] [2020-10-24 14:35:34,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-24 14:35:34,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-24 14:35:34,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529179827] [2020-10-24 14:35:34,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-24 14:35:34,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-24 14:35:34,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-24 14:35:34,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-24 14:35:34,762 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. Second operand 5 states. [2020-10-24 14:35:34,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-24 14:35:34,862 INFO L93 Difference]: Finished difference Result 41 states and 50 transitions. [2020-10-24 14:35:34,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-24 14:35:34,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2020-10-24 14:35:34,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-24 14:35:34,864 INFO L225 Difference]: With dead ends: 41 [2020-10-24 14:35:34,864 INFO L226 Difference]: Without dead ends: 35 [2020-10-24 14:35:34,865 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-24 14:35:34,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2020-10-24 14:35:34,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 20. [2020-10-24 14:35:34,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2020-10-24 14:35:34,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2020-10-24 14:35:34,872 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 25 transitions. Word has length 15 [2020-10-24 14:35:34,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-24 14:35:34,873 INFO L481 AbstractCegarLoop]: Abstraction has 20 states and 25 transitions. [2020-10-24 14:35:34,873 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-24 14:35:34,873 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2020-10-24 14:35:34,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-24 14:35:34,874 INFO L414 BasicCegarLoop]: Found error trace [2020-10-24 14:35:34,874 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-24 14:35:34,874 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-24 14:35:34,875 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-24 14:35:34,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-24 14:35:34,876 INFO L82 PathProgramCache]: Analyzing trace with hash 1815441267, now seen corresponding path program 1 times [2020-10-24 14:35:34,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-24 14:35:34,876 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091870962] [2020-10-24 14:35:34,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-24 14:35:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 14:35:34,902 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 14:35:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-24 14:35:34,926 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-24 14:35:34,974 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-24 14:35:34,976 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-24 14:35:34,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-24 14:35:35,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 02:35:35 BoogieIcfgContainer [2020-10-24 14:35:35,042 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-24 14:35:35,043 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-24 14:35:35,043 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-24 14:35:35,044 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-24 14:35:35,044 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 02:35:33" (3/4) ... [2020-10-24 14:35:35,048 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-10-24 14:35:35,049 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-24 14:35:35,052 INFO L168 Benchmark]: Toolchain (without parser) took 2479.53 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 29.5 MB in the beginning and 42.9 MB in the end (delta: -13.4 MB). Peak memory consumption was 337.0 kB. Max. memory is 16.1 GB. [2020-10-24 14:35:35,053 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 41.9 MB. Free memory was 21.7 MB in the beginning and 21.6 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:35:35,054 INFO L168 Benchmark]: CACSL2BoogieTranslator took 433.42 ms. Allocated memory is still 52.4 MB. Free memory was 28.8 MB in the beginning and 29.4 MB in the end (delta: -547.2 kB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:35,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.89 ms. Allocated memory is still 52.4 MB. Free memory was 29.4 MB in the beginning and 27.8 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:35:35,056 INFO L168 Benchmark]: Boogie Preprocessor took 31.01 ms. Allocated memory is still 52.4 MB. Free memory was 27.8 MB in the beginning and 26.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:35,057 INFO L168 Benchmark]: RCFGBuilder took 631.57 ms. Allocated memory is still 52.4 MB. Free memory was 26.6 MB in the beginning and 23.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:35,058 INFO L168 Benchmark]: TraceAbstraction took 1312.79 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 22.8 MB in the beginning and 43.3 MB in the end (delta: -20.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:35,060 INFO L168 Benchmark]: Witness Printer took 5.78 ms. Allocated memory is still 62.9 MB. Free memory was 43.3 MB in the beginning and 42.9 MB in the end (delta: 391.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:35,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 41.9 MB. Free memory was 21.7 MB in the beginning and 21.6 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 433.42 ms. Allocated memory is still 52.4 MB. Free memory was 28.8 MB in the beginning and 29.4 MB in the end (delta: -547.2 kB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.89 ms. Allocated memory is still 52.4 MB. Free memory was 29.4 MB in the beginning and 27.8 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.01 ms. Allocated memory is still 52.4 MB. Free memory was 27.8 MB in the beginning and 26.6 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 631.57 ms. Allocated memory is still 52.4 MB. Free memory was 26.6 MB in the beginning and 23.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1312.79 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 22.8 MB in the beginning and 43.3 MB in the end (delta: -20.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * Witness Printer took 5.78 ms. Allocated memory is still 62.9 MB. Free memory was 43.3 MB in the beginning and 42.9 MB in the end (delta: 391.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 45, overapproximation of someBinaryArithmeticDOUBLE_SMToperation at line 53, overapproximation of someBinaryDOUBLE_SMTComparisonOperation at line 83, overapproximation of to_real at line 46. Possible FailurePath: [L1] int __return_main; [L17] double __return_104; VAL [__return_104=0, __return_main=0] [L20] double main__a; [L21] double main__r; [L22] main__a = __VERIFIER_nondet_double() [L23] int main____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L24] COND TRUE main__a >= 20.0 VAL [__return_104=0, __return_main=0] [L26] COND TRUE main__a <= 30.0 [L28] main____CPAchecker_TMP_0 = 1 VAL [__return_104=0, __return_main=0] [L30] COND TRUE main____CPAchecker_TMP_0 != 0 [L33] double __tmp_1; [L34] __tmp_1 = main__a [L35] double inv__A; [L36] inv__A = __tmp_1 [L37] double inv__xi; [L38] double inv__xsi; [L39] double inv__temp; [L40] signed int inv__cond; [L41] signed int inv__exp; [L42] union double_int inv__A_u; [L43] union double_int inv__xi_u; [L44] inv__A_u.d = inv__A [L45] EXPR inv__A_u.i [L45] inv__exp = ((signed int)(((inv__A_u.i) & 2146435072) >> 20)) - 1023 [L46] inv__xi_u.d = 1 [L47] inv__xi_u.i = (1023 - inv__exp) << 20 [L48] EXPR inv__xi_u.d [L48] inv__xi = inv__xi_u.d [L49] inv__cond = 1 VAL [__return_104=0, __return_main=0] [L51] COND TRUE !(inv__cond == 0) [L53] inv__xsi = (2 * inv__xi) - ((inv__A * inv__xi) * inv__xi) [L54] inv__temp = inv__xsi - inv__xi [L55] int inv____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L56] COND FALSE !(inv__temp > 1.0E-10) VAL [__return_104=0, __return_main=0] [L67] COND FALSE !(inv__temp < -1.0E-10) [L73] inv____CPAchecker_TMP_0 = 0 VAL [__return_104=0, __return_main=0] [L61] inv__cond = inv____CPAchecker_TMP_0 [L62] inv__xi = inv__xsi VAL [__return_104=0, __return_main=0] [L51] COND FALSE !(!(inv__cond == 0)) [L80] __return_104 = inv__xi [L81] main__r = __return_104 [L82] int main____CPAchecker_TMP_1; VAL [__return_104=52, __return_main=0] [L83] COND FALSE !(main__r >= 0) VAL [__return_104=52, __return_main=0] [L108] main____CPAchecker_TMP_1 = 0 VAL [__return_104=52, __return_main=0] [L90] int __tmp_2; [L91] __tmp_2 = main____CPAchecker_TMP_1 [L92] int __VERIFIER_assert__cond; [L93] __VERIFIER_assert__cond = __tmp_2 VAL [__return_104=52, __return_main=0] [L94] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_104=52, __return_main=0] [L4] __assert_fail("0", "inv_Newton.c.p+cfa-reducer.c", 4, "reach_error") VAL [__return_104=52, __return_main=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 71 SDtfs, 83 SDslu, 149 SDs, 0 SdLazy, 44 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 46 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 56 NumberOfCodeBlocks, 56 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 38 ConstructedInterpolants, 0 QuantifiedInterpolants, 766 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-ee8e70e [2020-10-24 14:35:37,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-24 14:35:37,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-24 14:35:37,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-24 14:35:37,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-24 14:35:37,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-24 14:35:37,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-24 14:35:37,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-24 14:35:37,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-24 14:35:37,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-24 14:35:37,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-24 14:35:38,004 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-24 14:35:38,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-24 14:35:38,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-24 14:35:38,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-24 14:35:38,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-24 14:35:38,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-24 14:35:38,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-24 14:35:38,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-24 14:35:38,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-24 14:35:38,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-24 14:35:38,037 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-24 14:35:38,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-24 14:35:38,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-24 14:35:38,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-24 14:35:38,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-24 14:35:38,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-24 14:35:38,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-24 14:35:38,055 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-24 14:35:38,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-24 14:35:38,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-24 14:35:38,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-24 14:35:38,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-24 14:35:38,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-24 14:35:38,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-24 14:35:38,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-24 14:35:38,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-24 14:35:38,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-24 14:35:38,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-24 14:35:38,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-24 14:35:38,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-24 14:35:38,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-10-24 14:35:38,137 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-24 14:35:38,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-24 14:35:38,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-24 14:35:38,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-24 14:35:38,143 INFO L138 SettingsManager]: * Use SBE=true [2020-10-24 14:35:38,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-24 14:35:38,143 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-24 14:35:38,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-24 14:35:38,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-24 14:35:38,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-24 14:35:38,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-24 14:35:38,146 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-24 14:35:38,146 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-24 14:35:38,146 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-24 14:35:38,147 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-24 14:35:38,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-24 14:35:38,147 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-24 14:35:38,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-24 14:35:38,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-24 14:35:38,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-24 14:35:38,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-24 14:35:38,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-24 14:35:38,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-24 14:35:38,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-24 14:35:38,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-24 14:35:38,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-24 14:35:38,150 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-24 14:35:38,150 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-24 14:35:38,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-24 14:35:38,151 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-24 14:35:38,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-24 14:35:38,151 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d8de9a3f47b00df6084aa30a2af1678ed452538 [2020-10-24 14:35:38,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-24 14:35:38,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-24 14:35:38,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-24 14:35:38,680 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-24 14:35:38,681 INFO L275 PluginConnector]: CDTParser initialized [2020-10-24 14:35:38,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c [2020-10-24 14:35:38,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/558961666/c4cdfa634ccd41d0b5cf4693ea0064e7/FLAG2f72eeaf0 [2020-10-24 14:35:39,440 INFO L306 CDTParser]: Found 1 translation units. [2020-10-24 14:35:39,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/float-benchs/inv_Newton.c.p+cfa-reducer.c [2020-10-24 14:35:39,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/558961666/c4cdfa634ccd41d0b5cf4693ea0064e7/FLAG2f72eeaf0 [2020-10-24 14:35:39,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/558961666/c4cdfa634ccd41d0b5cf4693ea0064e7 [2020-10-24 14:35:39,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-24 14:35:39,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-24 14:35:39,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-24 14:35:39,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-24 14:35:39,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-24 14:35:39,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:35:39" (1/1) ... [2020-10-24 14:35:39,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd5186e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:39, skipping insertion in model container [2020-10-24 14:35:39,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:35:39" (1/1) ... [2020-10-24 14:35:39,840 INFO L146 MainTranslator]: Starting translation in SV-COMP mode [2020-10-24 14:35:39,873 INFO L179 MainTranslator]: Built tables and reachable declarations [2020-10-24 14:35:40,141 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:35:40,159 INFO L212 MainTranslator]: Completed pre-run [2020-10-24 14:35:40,193 INFO L211 PostProcessor]: Analyzing one entry point: main [2020-10-24 14:35:40,234 INFO L217 MainTranslator]: Completed translation [2020-10-24 14:35:40,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:40 WrapperNode [2020-10-24 14:35:40,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-24 14:35:40,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-24 14:35:40,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-24 14:35:40,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-24 14:35:40,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:40" (1/1) ... [2020-10-24 14:35:40,274 ERROR L1131 TypeChecker]: C: double __return_104; [17]: Type mismatch (C_DOUBLE != C_DOUBLE_SMT) in ~__return_104~0 := ~Pluszero~DOUBLE(); [2020-10-24 14:35:40,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:35:40" (1/1) ... [2020-10-24 14:35:40,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-24 14:35:40,297 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-24 14:35:40,304 INFO L168 Benchmark]: Toolchain (without parser) took 496.43 ms. Allocated memory is still 46.1 MB. Free memory was 28.6 MB in the beginning and 24.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.9 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:40,305 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 35.7 MB. Free memory was 19.7 MB in the beginning and 19.7 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:35:40,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.32 ms. Allocated memory is still 46.1 MB. Free memory was 28.0 MB in the beginning and 25.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2020-10-24 14:35:40,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.15 ms. Allocated memory is still 46.1 MB. Free memory was 25.8 MB in the beginning and 24.8 MB in the end (delta: 997.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-24 14:35:40,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 35.7 MB. Free memory was 19.7 MB in the beginning and 19.7 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 422.32 ms. Allocated memory is still 46.1 MB. Free memory was 28.0 MB in the beginning and 25.8 MB in the end (delta: 2.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.15 ms. Allocated memory is still 46.1 MB. Free memory was 25.8 MB in the beginning and 24.8 MB in the end (delta: 997.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 17]: Type Error Type mismatch (C_DOUBLE != C_DOUBLE_SMT) in ~__return_104~0 := ~Pluszero~DOUBLE(); RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...