./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 23:51:50,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 23:51:50,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 23:51:50,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 23:51:50,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 23:51:50,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 23:51:50,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 23:51:50,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 23:51:50,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 23:51:50,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 23:51:50,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 23:51:50,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 23:51:50,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 23:51:50,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 23:51:50,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 23:51:50,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 23:51:50,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 23:51:50,987 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 23:51:50,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 23:51:50,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 23:51:50,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 23:51:50,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 23:51:50,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 23:51:50,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 23:51:51,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 23:51:51,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 23:51:51,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 23:51:51,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 23:51:51,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 23:51:51,014 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 23:51:51,014 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 23:51:51,015 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 23:51:51,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 23:51:51,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 23:51:51,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 23:51:51,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 23:51:51,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 23:51:51,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 23:51:51,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 23:51:51,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 23:51:51,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 23:51:51,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-02-20 23:51:51,056 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 23:51:51,056 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 23:51:51,057 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 23:51:51,057 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 23:51:51,058 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 23:51:51,058 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 23:51:51,058 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 23:51:51,059 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 23:51:51,059 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 23:51:51,059 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 23:51:51,060 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 23:51:51,060 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-20 23:51:51,060 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 23:51:51,061 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 23:51:51,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 23:51:51,061 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-20 23:51:51,061 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-20 23:51:51,061 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-20 23:51:51,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 23:51:51,062 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 23:51:51,062 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 23:51:51,062 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 23:51:51,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 23:51:51,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 23:51:51,063 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 23:51:51,063 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:51:51,063 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 23:51:51,063 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 23:51:51,064 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-20 23:51:51,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-20 23:51:51,064 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 [2022-02-20 23:51:51,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 23:51:51,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 23:51:51,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 23:51:51,310 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 23:51:51,311 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 23:51:51,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2022-02-20 23:51:51,382 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a00126b2/2ebb21c9b84d4a88bb8a9a11ac300fb0/FLAG44522d54b [2022-02-20 23:51:51,789 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 23:51:51,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2022-02-20 23:51:51,801 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a00126b2/2ebb21c9b84d4a88bb8a9a11ac300fb0/FLAG44522d54b [2022-02-20 23:51:51,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a00126b2/2ebb21c9b84d4a88bb8a9a11ac300fb0 [2022-02-20 23:51:51,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 23:51:51,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 23:51:51,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 23:51:51,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 23:51:51,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 23:51:51,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:51:51" (1/1) ... [2022-02-20 23:51:51,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659094ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:51, skipping insertion in model container [2022-02-20 23:51:51,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:51:51" (1/1) ... [2022-02-20 23:51:51,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 23:51:51,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:51:52,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:51:52,251 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) [2022-02-20 23:51:52,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@276d4e6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:52, skipping insertion in model container [2022-02-20 23:51:52,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 23:51:52,253 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-02-20 23:51:52,256 INFO L158 Benchmark]: Toolchain (without parser) took 438.96ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 50.0MB in the beginning and 78.4MB in the end (delta: -28.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 23:51:52,257 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 86.0MB. Free memory was 56.2MB in the beginning and 56.1MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 23:51:52,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.80ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 49.8MB in the beginning and 78.4MB in the end (delta: -28.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-02-20 23:51:52,260 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 86.0MB. Free memory was 56.2MB in the beginning and 56.1MB in the end (delta: 24.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.80ms. Allocated memory was 86.0MB in the beginning and 109.1MB in the end (delta: 23.1MB). Free memory was 49.8MB in the beginning and 78.4MB in the end (delta: -28.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 576]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-20 23:51:53,923 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-20 23:51:53,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-20 23:51:53,962 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-20 23:51:53,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-20 23:51:53,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-20 23:51:53,967 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-20 23:51:53,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-20 23:51:53,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-20 23:51:53,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-20 23:51:53,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-20 23:51:53,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-20 23:51:53,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-20 23:51:53,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-20 23:51:53,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-20 23:51:53,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-20 23:51:53,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-20 23:51:53,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-20 23:51:53,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-20 23:51:53,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-20 23:51:53,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-20 23:51:53,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-20 23:51:53,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-20 23:51:54,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-20 23:51:54,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-20 23:51:54,006 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-20 23:51:54,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-20 23:51:54,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-20 23:51:54,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-20 23:51:54,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-20 23:51:54,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-20 23:51:54,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-20 23:51:54,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-20 23:51:54,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-20 23:51:54,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-20 23:51:54,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-20 23:51:54,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-20 23:51:54,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-20 23:51:54,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-20 23:51:54,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-20 23:51:54,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-20 23:51:54,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-02-20 23:51:54,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-20 23:51:54,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-20 23:51:54,059 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-20 23:51:54,059 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-20 23:51:54,060 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-20 23:51:54,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-20 23:51:54,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-20 23:51:54,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-20 23:51:54,062 INFO L138 SettingsManager]: * Use SBE=true [2022-02-20 23:51:54,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-20 23:51:54,063 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-20 23:51:54,063 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-20 23:51:54,063 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-20 23:51:54,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-20 23:51:54,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-20 23:51:54,064 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-02-20 23:51:54,064 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-02-20 23:51:54,064 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-02-20 23:51:54,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-20 23:51:54,065 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-02-20 23:51:54,065 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-02-20 23:51:54,065 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-02-20 23:51:54,065 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-20 23:51:54,065 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-20 23:51:54,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-20 23:51:54,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-20 23:51:54,066 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-20 23:51:54,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:51:54,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-20 23:51:54,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-20 23:51:54,067 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-02-20 23:51:54,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-02-20 23:51:54,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-02-20 23:51:54,068 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0e9b5e5974624d339c473c60bd24fb1680015e54b9e482095b70f536f7e1e76 [2022-02-20 23:51:54,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-20 23:51:54,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-20 23:51:54,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-20 23:51:54,378 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-20 23:51:54,378 INFO L275 PluginConnector]: CDTParser initialized [2022-02-20 23:51:54,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2022-02-20 23:51:54,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c676349b1/efb073094f9a42f8b74b2c2f77eb2fba/FLAG6825d56b7 [2022-02-20 23:51:54,885 INFO L306 CDTParser]: Found 1 translation units. [2022-02-20 23:51:54,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test21-1.i [2022-02-20 23:51:54,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c676349b1/efb073094f9a42f8b74b2c2f77eb2fba/FLAG6825d56b7 [2022-02-20 23:51:55,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c676349b1/efb073094f9a42f8b74b2c2f77eb2fba [2022-02-20 23:51:55,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-20 23:51:55,244 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-20 23:51:55,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-20 23:51:55,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-20 23:51:55,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-20 23:51:55,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4775627e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55, skipping insertion in model container [2022-02-20 23:51:55,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-20 23:51:55,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:51:55,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:51:55,661 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-02-20 23:51:55,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-20 23:51:55,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:51:55,741 INFO L203 MainTranslator]: Completed pre-run [2022-02-20 23:51:55,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-20 23:51:55,838 INFO L208 MainTranslator]: Completed translation [2022-02-20 23:51:55,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55 WrapperNode [2022-02-20 23:51:55,841 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-20 23:51:55,842 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-20 23:51:55,842 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-20 23:51:55,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-20 23:51:55,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,882 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,902 INFO L137 Inliner]: procedures = 166, calls = 69, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 22 [2022-02-20 23:51:55,903 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-20 23:51:55,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-20 23:51:55,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-20 23:51:55,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-20 23:51:55,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,917 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-20 23:51:55,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-20 23:51:55,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-20 23:51:55,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-20 23:51:55,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (1/1) ... [2022-02-20 23:51:55,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-20 23:51:55,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-20 23:51:55,963 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) [2022-02-20 23:51:55,972 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 [2022-02-20 23:51:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-02-20 23:51:56,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-02-20 23:51:56,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-20 23:51:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-20 23:51:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-20 23:51:56,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-20 23:51:56,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-20 23:51:56,135 INFO L234 CfgBuilder]: Building ICFG [2022-02-20 23:51:56,136 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-20 23:51:56,274 INFO L275 CfgBuilder]: Performing block encoding [2022-02-20 23:51:56,279 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-20 23:51:56,279 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-20 23:51:56,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:51:56 BoogieIcfgContainer [2022-02-20 23:51:56,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-20 23:51:56,282 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-20 23:51:56,282 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-20 23:51:56,284 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-20 23:51:56,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.02 11:51:55" (1/3) ... [2022-02-20 23:51:56,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a292f7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 11:51:56, skipping insertion in model container [2022-02-20 23:51:56,285 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.02 11:51:55" (2/3) ... [2022-02-20 23:51:56,285 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a292f7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.02 11:51:56, skipping insertion in model container [2022-02-20 23:51:56,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.02 11:51:56" (3/3) ... [2022-02-20 23:51:56,287 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test21-1.i [2022-02-20 23:51:56,291 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-20 23:51:56,291 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-20 23:51:56,345 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-20 23:51:56,353 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, 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=FAST_UPR [2022-02-20 23:51:56,354 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-02-20 23:51:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand has 15 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-02-20 23:51:56,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-02-20 23:51:56,374 INFO L506 BasicCegarLoop]: Found error trace [2022-02-20 23:51:56,375 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-20 23:51:56,375 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2022-02-20 23:51:56,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-20 23:51:56,382 INFO L85 PathProgramCache]: Analyzing trace with hash 370410532, now seen corresponding path program 1 times [2022-02-20 23:51:56,394 INFO L126 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-02-20 23:51:56,394 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1127186278] [2022-02-20 23:51:56,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-20 23:51:56,396 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-02-20 23:51:56,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-02-20 23:51:56,403 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-02-20 23:51:56,445 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-02-20 23:51:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 23:51:56,505 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-20 23:51:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-20 23:51:56,563 INFO L138 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-02-20 23:51:56,576 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-20 23:51:56,577 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2022-02-20 23:51:56,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-02-20 23:51:56,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-02-20 23:51:56,792 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2022-02-20 23:51:56,793 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-20 23:51:56,802 FATAL L489 DefaultTranslator]: Callstack has procedure call flag but succeeding procedure is empty at [CALL] call #t~ret38 := ldv_malloc(16bv32); [2022-02-20 23:51:56,808 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: callstack broken after backtranslation by InlinerBacktranslator at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getProgramExecutionAsString(UnprovableResult.java:132) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getLongDescription(UnprovableResult.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:607) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-20 23:51:56,811 INFO L158 Benchmark]: Toolchain (without parser) took 1566.82ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 40.5MB in the beginning and 50.1MB in the end (delta: -9.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-02-20 23:51:56,811 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 23:51:56,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 595.18ms. Allocated memory is still 62.9MB. Free memory was 40.4MB in the beginning and 42.1MB in the end (delta: -1.8MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2022-02-20 23:51:56,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.27ms. Allocated memory is still 62.9MB. Free memory was 42.1MB in the beginning and 39.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 23:51:56,813 INFO L158 Benchmark]: Boogie Preprocessor took 27.28ms. Allocated memory is still 62.9MB. Free memory was 39.9MB in the beginning and 38.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-20 23:51:56,813 INFO L158 Benchmark]: RCFGBuilder took 349.15ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 28.0MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-02-20 23:51:56,814 INFO L158 Benchmark]: TraceAbstraction took 527.48ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 27.5MB in the beginning and 50.1MB in the end (delta: -22.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-20 23:51:56,816 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 595.18ms. Allocated memory is still 62.9MB. Free memory was 40.4MB in the beginning and 42.1MB in the end (delta: -1.8MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.27ms. Allocated memory is still 62.9MB. Free memory was 42.1MB in the beginning and 39.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.28ms. Allocated memory is still 62.9MB. Free memory was 39.9MB in the beginning and 38.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 349.15ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 28.0MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 527.48ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 27.5MB in the beginning and 50.1MB in the end (delta: -22.6MB). There was no memory consumed. Max. memory is 16.1GB. * 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 - ExceptionOrErrorResult: AssertionError: callstack broken after backtranslation by InlinerBacktranslator de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: callstack broken after backtranslation by InlinerBacktranslator: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-20 23:51:56,848 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: callstack broken after backtranslation by InlinerBacktranslator