/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float6.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-d966a43 [2022-02-01 00:14:12,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-01 00:14:12,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-01 00:14:12,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-01 00:14:12,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-01 00:14:12,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-01 00:14:12,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-01 00:14:12,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-01 00:14:12,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-01 00:14:12,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-01 00:14:12,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-01 00:14:12,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2022-02-01 00:14:12,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-01 00:14:12,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-01 00:14:12,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-01 00:14:12,787 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationQvasr_64.epf [2022-02-01 00:14:12,799 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-01 00:14:12,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-01 00:14:12,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-01 00:14:12,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-01 00:14:12,802 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-01 00:14:12,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-01 00:14:12,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-01 00:14:12,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-01 00:14:12,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-01 00:14:12,803 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-01 00:14:12,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-01 00:14:12,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-01 00:14:12,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-01 00:14:12,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-01 00:14:12,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-01 00:14:12,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-01 00:14:12,804 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-01 00:14:12,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2022-02-01 00:14:12,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-01 00:14:12,805 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=QVASR [2022-02-01 00:14:12,805 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-02-01 00:14:13,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-01 00:14:13,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-01 00:14:13,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-01 00:14:13,085 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-01 00:14:13,089 INFO L275 PluginConnector]: CDTParser initialized [2022-02-01 00:14:13,090 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float6.c [2022-02-01 00:14:13,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46aa9dccc/b0595b14ea774997979d60922310a321/FLAG0e35bf180 [2022-02-01 00:14:13,580 INFO L306 CDTParser]: Found 1 translation units. [2022-02-01 00:14:13,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c [2022-02-01 00:14:13,599 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46aa9dccc/b0595b14ea774997979d60922310a321/FLAG0e35bf180 [2022-02-01 00:14:13,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46aa9dccc/b0595b14ea774997979d60922310a321 [2022-02-01 00:14:13,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-01 00:14:13,619 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-01 00:14:13,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-01 00:14:13,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-01 00:14:13,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-01 00:14:13,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:13,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36741b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13, skipping insertion in model container [2022-02-01 00:14:13,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:13,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-01 00:14:13,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-01 00:14:13,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[369,382] [2022-02-01 00:14:13,853 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[412,425] [2022-02-01 00:14:13,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[454,467] [2022-02-01 00:14:13,855 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[501,514] [2022-02-01 00:14:13,857 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[543,556] [2022-02-01 00:14:13,858 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[590,603] [2022-02-01 00:14:13,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[635,648] [2022-02-01 00:14:13,859 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[682,695] [2022-02-01 00:14:13,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[727,740] [2022-02-01 00:14:13,861 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[774,787] [2022-02-01 00:14:13,862 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[817,830] [2022-02-01 00:14:13,863 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[862,875] [2022-02-01 00:14:13,864 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[905,918] [2022-02-01 00:14:13,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[950,963] [2022-02-01 00:14:13,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[993,1006] [2022-02-01 00:14:13,866 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1041,1054] [2022-02-01 00:14:13,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1084,1097] [2022-02-01 00:14:13,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1132,1145] [2022-02-01 00:14:13,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1291,1304] [2022-02-01 00:14:13,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1330,1343] [2022-02-01 00:14:13,881 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1368,1381] [2022-02-01 00:14:13,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1411,1424] [2022-02-01 00:14:13,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1449,1462] [2022-02-01 00:14:13,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1492,1505] [2022-02-01 00:14:13,885 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1533,1546] [2022-02-01 00:14:13,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1576,1589] [2022-02-01 00:14:13,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1617,1630] [2022-02-01 00:14:13,887 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1660,1673] [2022-02-01 00:14:13,887 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1699,1712] [2022-02-01 00:14:13,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1740,1753] [2022-02-01 00:14:13,889 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1779,1792] [2022-02-01 00:14:13,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1820,1833] [2022-02-01 00:14:13,890 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1859,1872] [2022-02-01 00:14:13,891 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1903,1916] [2022-02-01 00:14:13,891 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1942,1955] [2022-02-01 00:14:13,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1986,1999] [2022-02-01 00:14:13,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-01 00:14:13,907 INFO L203 MainTranslator]: Completed pre-run [2022-02-01 00:14:13,919 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[369,382] [2022-02-01 00:14:13,919 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[412,425] [2022-02-01 00:14:13,920 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[454,467] [2022-02-01 00:14:13,921 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[501,514] [2022-02-01 00:14:13,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[543,556] [2022-02-01 00:14:13,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[590,603] [2022-02-01 00:14:13,924 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[635,648] [2022-02-01 00:14:13,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[682,695] [2022-02-01 00:14:13,926 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[727,740] [2022-02-01 00:14:13,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[774,787] [2022-02-01 00:14:13,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[817,830] [2022-02-01 00:14:13,931 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[862,875] [2022-02-01 00:14:13,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[905,918] [2022-02-01 00:14:13,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[950,963] [2022-02-01 00:14:13,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[993,1006] [2022-02-01 00:14:13,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1041,1054] [2022-02-01 00:14:13,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1084,1097] [2022-02-01 00:14:13,940 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1132,1145] [2022-02-01 00:14:13,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1291,1304] [2022-02-01 00:14:13,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1330,1343] [2022-02-01 00:14:13,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1368,1381] [2022-02-01 00:14:13,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1411,1424] [2022-02-01 00:14:13,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1449,1462] [2022-02-01 00:14:13,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1492,1505] [2022-02-01 00:14:13,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1533,1546] [2022-02-01 00:14:13,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1576,1589] [2022-02-01 00:14:13,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1617,1630] [2022-02-01 00:14:13,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1660,1673] [2022-02-01 00:14:13,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1699,1712] [2022-02-01 00:14:13,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1740,1753] [2022-02-01 00:14:13,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1779,1792] [2022-02-01 00:14:13,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1820,1833] [2022-02-01 00:14:13,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1859,1872] [2022-02-01 00:14:13,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1903,1916] [2022-02-01 00:14:13,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1942,1955] [2022-02-01 00:14:13,960 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float6.c[1986,1999] [2022-02-01 00:14:13,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-01 00:14:13,972 INFO L208 MainTranslator]: Completed translation [2022-02-01 00:14:13,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13 WrapperNode [2022-02-01 00:14:13,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-01 00:14:13,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-01 00:14:13,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-01 00:14:13,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-01 00:14:13,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:13,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:13,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:13,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:14,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:14,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:14,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:14,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-01 00:14:14,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-01 00:14:14,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-01 00:14:14,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-01 00:14:14,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (1/1) ... [2022-02-01 00:14:14,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-01 00:14:14,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-01 00:14:14,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-01 00:14:14,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-01 00:14:14,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-02-01 00:14:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-01 00:14:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-02-01 00:14:14,099 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-02-01 00:14:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-02-01 00:14:14,099 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-02-01 00:14:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-02-01 00:14:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-01 00:14:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2022-02-01 00:14:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-02-01 00:14:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-02-01 00:14:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-01 00:14:14,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-01 00:14:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-01 00:14:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-01 00:14:14,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-01 00:14:14,161 INFO L234 CfgBuilder]: Building ICFG [2022-02-01 00:14:14,163 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-01 00:14:14,397 INFO L275 CfgBuilder]: Performing block encoding [2022-02-01 00:14:14,403 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-01 00:14:14,403 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-01 00:14:14,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.02 12:14:14 BoogieIcfgContainer [2022-02-01 00:14:14,405 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-01 00:14:14,406 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-01 00:14:14,406 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-01 00:14:14,425 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-01 00:14:14,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.02 12:14:13" (1/3) ... [2022-02-01 00:14:14,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c469b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.02 12:14:14, skipping insertion in model container [2022-02-01 00:14:14,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.02 12:14:13" (2/3) ... [2022-02-01 00:14:14,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c469b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.02 12:14:14, skipping insertion in model container [2022-02-01 00:14:14,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.02 12:14:14" (3/3) ... [2022-02-01 00:14:14,427 INFO L111 eAbstractionObserver]: Analyzing ICFG float6.c [2022-02-01 00:14:14,431 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-02-01 00:14:14,432 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2022-02-01 00:14:14,497 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-01 00:14:14,502 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=AcceleratedInterpolation, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=QVASR [2022-02-01 00:14:14,503 INFO L340 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2022-02-01 00:14:14,522 INFO L276 IsEmpty]: Start isEmpty. Operand has 119 states, 78 states have (on average 1.935897435897436) internal successors, (151), 114 states have internal predecessors, (151), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-02-01 00:14:14,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-02-01 00:14:14,530 INFO L506 BasicCegarLoop]: Found error trace [2022-02-01 00:14:14,531 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-02-01 00:14:14,532 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0ASSERT_VIOLATIONERROR_FUNCTION === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-02-01 00:14:14,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-01 00:14:14,541 INFO L85 PathProgramCache]: Analyzing trace with hash 142864753, now seen corresponding path program 1 times [2022-02-01 00:14:14,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2022-02-01 00:14:14,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [205771141] [2022-02-01 00:14:14,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-01 00:14:14,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-01 00:14:14,610 INFO L248 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2022-02-01 00:14:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-01 00:14:14,652 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-01 00:14:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-01 00:14:14,684 INFO L133 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2022-02-01 00:14:14,686 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-01 00:14:14,688 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location mainErr0ASSERT_VIOLATIONERROR_FUNCTION (35 of 36 remaining) [2022-02-01 00:14:14,690 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr1ASSERT_VIOLATIONERROR_FUNCTION (34 of 36 remaining) [2022-02-01 00:14:14,692 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr2ASSERT_VIOLATIONERROR_FUNCTION (33 of 36 remaining) [2022-02-01 00:14:14,695 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr3ASSERT_VIOLATIONERROR_FUNCTION (32 of 36 remaining) [2022-02-01 00:14:14,695 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr4ASSERT_VIOLATIONERROR_FUNCTION (31 of 36 remaining) [2022-02-01 00:14:14,695 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr5ASSERT_VIOLATIONERROR_FUNCTION (30 of 36 remaining) [2022-02-01 00:14:14,696 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr6ASSERT_VIOLATIONERROR_FUNCTION (29 of 36 remaining) [2022-02-01 00:14:14,697 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr7ASSERT_VIOLATIONERROR_FUNCTION (28 of 36 remaining) [2022-02-01 00:14:14,697 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr8ASSERT_VIOLATIONERROR_FUNCTION (27 of 36 remaining) [2022-02-01 00:14:14,697 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr9ASSERT_VIOLATIONERROR_FUNCTION (26 of 36 remaining) [2022-02-01 00:14:14,698 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr10ASSERT_VIOLATIONERROR_FUNCTION (25 of 36 remaining) [2022-02-01 00:14:14,698 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr11ASSERT_VIOLATIONERROR_FUNCTION (24 of 36 remaining) [2022-02-01 00:14:14,699 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr12ASSERT_VIOLATIONERROR_FUNCTION (23 of 36 remaining) [2022-02-01 00:14:14,699 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr13ASSERT_VIOLATIONERROR_FUNCTION (22 of 36 remaining) [2022-02-01 00:14:14,699 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr14ASSERT_VIOLATIONERROR_FUNCTION (21 of 36 remaining) [2022-02-01 00:14:14,699 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr15ASSERT_VIOLATIONERROR_FUNCTION (20 of 36 remaining) [2022-02-01 00:14:14,699 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr16ASSERT_VIOLATIONERROR_FUNCTION (19 of 36 remaining) [2022-02-01 00:14:14,700 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr17ASSERT_VIOLATIONERROR_FUNCTION (18 of 36 remaining) [2022-02-01 00:14:14,701 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr18ASSERT_VIOLATIONERROR_FUNCTION (17 of 36 remaining) [2022-02-01 00:14:14,701 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr19ASSERT_VIOLATIONERROR_FUNCTION (16 of 36 remaining) [2022-02-01 00:14:14,704 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr20ASSERT_VIOLATIONERROR_FUNCTION (15 of 36 remaining) [2022-02-01 00:14:14,704 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr21ASSERT_VIOLATIONERROR_FUNCTION (14 of 36 remaining) [2022-02-01 00:14:14,709 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr22ASSERT_VIOLATIONERROR_FUNCTION (13 of 36 remaining) [2022-02-01 00:14:14,709 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr23ASSERT_VIOLATIONERROR_FUNCTION (12 of 36 remaining) [2022-02-01 00:14:14,709 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr24ASSERT_VIOLATIONERROR_FUNCTION (11 of 36 remaining) [2022-02-01 00:14:14,709 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr25ASSERT_VIOLATIONERROR_FUNCTION (10 of 36 remaining) [2022-02-01 00:14:14,710 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr26ASSERT_VIOLATIONERROR_FUNCTION (9 of 36 remaining) [2022-02-01 00:14:14,710 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr27ASSERT_VIOLATIONERROR_FUNCTION (8 of 36 remaining) [2022-02-01 00:14:14,710 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr28ASSERT_VIOLATIONERROR_FUNCTION (7 of 36 remaining) [2022-02-01 00:14:14,710 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr29ASSERT_VIOLATIONERROR_FUNCTION (6 of 36 remaining) [2022-02-01 00:14:14,710 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr30ASSERT_VIOLATIONERROR_FUNCTION (5 of 36 remaining) [2022-02-01 00:14:14,710 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr31ASSERT_VIOLATIONERROR_FUNCTION (4 of 36 remaining) [2022-02-01 00:14:14,710 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr32ASSERT_VIOLATIONERROR_FUNCTION (3 of 36 remaining) [2022-02-01 00:14:14,711 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr33ASSERT_VIOLATIONERROR_FUNCTION (2 of 36 remaining) [2022-02-01 00:14:14,711 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr34ASSERT_VIOLATIONERROR_FUNCTION (1 of 36 remaining) [2022-02-01 00:14:14,711 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location mainErr35ASSERT_VIOLATIONERROR_FUNCTION (0 of 36 remaining) [2022-02-01 00:14:14,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-01 00:14:14,715 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-02-01 00:14:14,717 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-01 00:14:14,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.02 12:14:14 BoogieIcfgContainer [2022-02-01 00:14:14,734 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-01 00:14:14,735 INFO L158 Benchmark]: Toolchain (without parser) took 1116.23ms. Allocated memory is still 194.0MB. Free memory was 139.9MB in the beginning and 129.3MB in the end (delta: 10.6MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. [2022-02-01 00:14:14,736 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory is still 156.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-01 00:14:14,736 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.48ms. Allocated memory is still 194.0MB. Free memory was 139.7MB in the beginning and 160.2MB in the end (delta: -20.5MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. [2022-02-01 00:14:14,737 INFO L158 Benchmark]: Boogie Preprocessor took 48.42ms. Allocated memory is still 194.0MB. Free memory was 160.2MB in the beginning and 158.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-01 00:14:14,738 INFO L158 Benchmark]: RCFGBuilder took 382.05ms. Allocated memory is still 194.0MB. Free memory was 158.6MB in the beginning and 145.0MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2022-02-01 00:14:14,739 INFO L158 Benchmark]: TraceAbstraction took 328.42ms. Allocated memory is still 194.0MB. Free memory was 144.5MB in the beginning and 129.3MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2022-02-01 00:14:14,745 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 194.0MB. Free memory is still 156.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 344.48ms. Allocated memory is still 194.0MB. Free memory was 139.7MB in the beginning and 160.2MB in the end (delta: -20.5MB). Peak memory consumption was 10.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.42ms. Allocated memory is still 194.0MB. Free memory was 160.2MB in the beginning and 158.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 382.05ms. Allocated memory is still 194.0MB. Free memory was 158.6MB in the beginning and 145.0MB in the end (delta: 13.6MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * TraceAbstraction took 328.42ms. Allocated memory is still 194.0MB. Free memory was 144.5MB in the beginning and 129.3MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 9. Possible FailurePath: [L9] COND TRUE !(1.0!=2.0) [L9] reach_error() - UnprovableResult [Line: 10]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 11]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 12]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 13]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 14]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 16]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 17]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 19]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 21]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 22]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 23]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 24]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 25]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 26]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 32]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 33]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 34]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 35]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 36]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 37]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 38]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 39]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 40]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 41]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 42]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 43]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 44]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 45]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 46]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 47]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 48]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 49]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 122 locations, 36 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=119occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 [2022-02-01 00:14:14,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...