/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerMemDerefMemtrack.xml -s config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/weaver/popl20-bad/buffer-mult-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 16:35:41,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 16:35:41,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 16:35:41,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-06 16:35:41,886 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-06 16:35:41,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-06 16:35:41,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-06 16:35:41,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-06 16:35:41,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-06 16:35:41,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-06 16:35:41,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-06 16:35:41,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-06 16:35:41,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 16:35:41,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 16:35:41,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 16:35:41,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 16:35:41,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 16:35:41,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 16:35:41,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 16:35:41,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 16:35:41,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 16:35:41,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 16:35:41,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 16:35:41,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 16:35:41,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-06 16:35:41,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 16:35:41,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 16:35:41,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 16:35:41,995 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-10-06 16:35:42,043 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 16:35:42,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 16:35:42,044 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 16:35:42,045 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 16:35:42,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 16:35:42,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 16:35:42,049 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 16:35:42,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 16:35:42,050 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 16:35:42,050 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-06 16:35:42,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 16:35:42,052 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 16:35:42,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 16:35:42,052 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-06 16:35:42,052 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-06 16:35:42,053 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-06 16:35:42,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 16:35:42,053 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-06 16:35:42,054 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 16:35:42,054 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 16:35:42,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 16:35:42,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 16:35:42,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 16:35:42,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:35:42,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 16:35:42,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 16:35:42,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 16:35:42,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 16:35:42,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-06 16:35:42,056 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 16:35:42,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 16:35:42,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 16:35:42,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 16:35:42,518 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 16:35:42,519 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 16:35:42,521 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20-bad/buffer-mult-alt.wvr.c [2021-10-06 16:35:42,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c48884788/614e28d9889647719f54c3e5f6ba90d3/FLAG90440b4bc [2021-10-06 16:35:43,246 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 16:35:43,247 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad/buffer-mult-alt.wvr.c [2021-10-06 16:35:43,259 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c48884788/614e28d9889647719f54c3e5f6ba90d3/FLAG90440b4bc [2021-10-06 16:35:43,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c48884788/614e28d9889647719f54c3e5f6ba90d3 [2021-10-06 16:35:43,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 16:35:43,621 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-06 16:35:43,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 16:35:43,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 16:35:43,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 16:35:43,633 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:35:43" (1/1) ... [2021-10-06 16:35:43,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae69acc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:43, skipping insertion in model container [2021-10-06 16:35:43,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:35:43" (1/1) ... [2021-10-06 16:35:43,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 16:35:43,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 16:35:43,992 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20-bad/buffer-mult-alt.wvr.c[3227,3240] [2021-10-06 16:35:44,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:35:44,024 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-06 16:35:44,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@550e079b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:44, skipping insertion in model container [2021-10-06 16:35:44,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 16:35:44,026 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-06 16:35:44,029 INFO L168 Benchmark]: Toolchain (without parser) took 412.53 ms. Allocated memory is still 151.0 MB. Free memory was 125.2 MB in the beginning and 115.8 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:44,031 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 121.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 16:35:44,035 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.29 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 115.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:44,039 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory is still 121.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 400.29 ms. Allocated memory is still 151.0 MB. Free memory was 125.1 MB in the beginning and 115.8 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 119]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...