/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/send-receive-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-8c2bbc9 [2021-10-06 16:35:32,685 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-06 16:35:32,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-06 16:35:32,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-06 16:35:32,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-06 16:35:32,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-06 16:35:32,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-06 16:35:32,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-06 16:35:32,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-06 16:35:32,734 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-06 16:35:32,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-06 16:35:32,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-06 16:35:32,738 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-06 16:35:32,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-06 16:35:32,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-06 16:35:32,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-06 16:35:32,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-06 16:35:32,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-06 16:35:32,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-06 16:35:32,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-06 16:35:32,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-06 16:35:32,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-06 16:35:32,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-06 16:35:32,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-06 16:35:32,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-10-06 16:35:32,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-06 16:35:32,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-06 16:35:32,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-06 16:35:32,789 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 16:35:32,819 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-06 16:35:32,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-06 16:35:32,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-06 16:35:32,820 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-06 16:35:32,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-06 16:35:32,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-06 16:35:32,822 INFO L138 SettingsManager]: * Use SBE=true [2021-10-06 16:35:32,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-06 16:35:32,823 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-06 16:35:32,823 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-06 16:35:32,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-06 16:35:32,824 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-06 16:35:32,824 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-06 16:35:32,824 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-06 16:35:32,824 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-06 16:35:32,825 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-06 16:35:32,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-06 16:35:32,825 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-06 16:35:32,825 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-06 16:35:32,826 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-06 16:35:32,826 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-06 16:35:32,826 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-06 16:35:32,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-06 16:35:32,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-06 16:35:32,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-06 16:35:32,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-06 16:35:32,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-06 16:35:32,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-06 16:35:32,828 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-06 16:35:32,828 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-10-06 16:35:33,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-06 16:35:33,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-06 16:35:33,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-06 16:35:33,241 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-06 16:35:33,242 INFO L275 PluginConnector]: CDTParser initialized [2021-10-06 16:35:33,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.c [2021-10-06 16:35:33,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0776719c0/cc4fc54726a84eccab66b58cfb07984a/FLAG21f813ca5 [2021-10-06 16:35:34,092 INFO L306 CDTParser]: Found 1 translation units. [2021-10-06 16:35:34,093 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/releaseScripts/default/sv-benchmarks/c/weaver/popl20/send-receive-alt.wvr.c [2021-10-06 16:35:34,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0776719c0/cc4fc54726a84eccab66b58cfb07984a/FLAG21f813ca5 [2021-10-06 16:35:34,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/0776719c0/cc4fc54726a84eccab66b58cfb07984a [2021-10-06 16:35:34,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-06 16:35:34,154 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-10-06 16:35:34,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-06 16:35:34,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-06 16:35:34,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-06 16:35:34,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:35:34" (1/1) ... [2021-10-06 16:35:34,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53d02671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:34, skipping insertion in model container [2021-10-06 16:35:34,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.10 04:35:34" (1/1) ... [2021-10-06 16:35:34,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-06 16:35:34,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-06 16:35:34,417 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/send-receive-alt.wvr.c[2460,2473] [2021-10-06 16:35:34,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-06 16:35:34,450 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 16:35:34,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9299b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.10 04:35:34, skipping insertion in model container [2021-10-06 16:35:34,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-06 16:35:34,452 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-10-06 16:35:34,456 INFO L168 Benchmark]: Toolchain (without parser) took 305.96 ms. Allocated memory is still 151.0 MB. Free memory was 126.9 MB in the beginning and 117.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:34,459 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 151.0 MB. Free memory is still 122.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-10-06 16:35:34,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.36 ms. Allocated memory is still 151.0 MB. Free memory was 126.6 MB in the beginning and 117.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. [2021-10-06 16:35:34,468 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 ms. Allocated memory is still 151.0 MB. Free memory is still 122.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 294.36 ms. Allocated memory is still 151.0 MB. Free memory was 126.6 MB in the beginning and 117.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 93]: 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...