./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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_test1-1.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 d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 18:48:56,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:48:56,460 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:48:56,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:48:56,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:48:56,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:48:56,503 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:48:56,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:48:56,506 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:48:56,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:48:56,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:48:56,513 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:48:56,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:48:56,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:48:56,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:48:56,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:48:56,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:48:56,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:48:56,523 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:48:56,528 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:48:56,529 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:48:56,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:48:56,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:48:56,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:48:56,533 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:48:56,535 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:48:56,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:48:56,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:48:56,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:48:56,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:48:56,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:48:56,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:48:56,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:48:56,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:48:56,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:48:56,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:48:56,541 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:48:56,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:48:56,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:48:56,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:48:56,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:48:56,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:48:56,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-07-12 18:48:56,570 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:48:56,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:48:56,571 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:48:56,572 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:48:56,572 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:48:56,572 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:48:56,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:48:56,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:48:56,573 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:48:56,574 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:48:56,574 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:48:56,574 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:48:56,574 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:48:56,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:48:56,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:48:56,575 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:48:56,575 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:48:56,575 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-12 18:48:56,575 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:48:56,575 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:48:56,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:48:56,577 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:48:56,577 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:48:56,577 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:48:56,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:48:56,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:48:56,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:48:56,578 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:48:56,578 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 18:48:56,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 18:48:56,579 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2022-07-12 18:48:56,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:48:56,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:48:56,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:48:56,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:48:56,766 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:48:56,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2022-07-12 18:48:56,812 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8ba0cee8/75314cf2d1e647cd975631430fd83221/FLAG4106d27d0 [2022-07-12 18:48:57,188 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:48:57,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2022-07-12 18:48:57,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8ba0cee8/75314cf2d1e647cd975631430fd83221/FLAG4106d27d0 [2022-07-12 18:48:57,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8ba0cee8/75314cf2d1e647cd975631430fd83221 [2022-07-12 18:48:57,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:48:57,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:48:57,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:48:57,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:48:57,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:48:57,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:48:57" (1/1) ... [2022-07-12 18:48:57,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c8c021 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:48:57, skipping insertion in model container [2022-07-12 18:48:57,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:48:57" (1/1) ... [2022-07-12 18:48:57,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:48:57,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:48:57,928 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 18:48:57,937 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-07-12 18:48:57,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15ca8cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:48:57, skipping insertion in model container [2022-07-12 18:48:57,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:48:57,939 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-12 18:48:57,945 INFO L158 Benchmark]: Toolchain (without parser) took 375.59ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.3MB in the beginning and 77.7MB in the end (delta: -26.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 18:48:57,946 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 86.0MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:48:57,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.98ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 77.7MB in the end (delta: -26.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 18:48:57,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 86.0MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.98ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 51.0MB in the beginning and 77.7MB in the end (delta: -26.7MB). Peak memory consumption was 8.4MB. 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 of different sizes 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 -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_test1-1.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 d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 18:48:59,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 18:48:59,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 18:48:59,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 18:48:59,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 18:48:59,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 18:48:59,421 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 18:48:59,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 18:48:59,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 18:48:59,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 18:48:59,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 18:48:59,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 18:48:59,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 18:48:59,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 18:48:59,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 18:48:59,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 18:48:59,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 18:48:59,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 18:48:59,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 18:48:59,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 18:48:59,432 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 18:48:59,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 18:48:59,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 18:48:59,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 18:48:59,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 18:48:59,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 18:48:59,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 18:48:59,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 18:48:59,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 18:48:59,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 18:48:59,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 18:48:59,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 18:48:59,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 18:48:59,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 18:48:59,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 18:48:59,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 18:48:59,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 18:48:59,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 18:48:59,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 18:48:59,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 18:48:59,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 18:48:59,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 18:48:59,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-07-12 18:48:59,471 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 18:48:59,473 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 18:48:59,474 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 18:48:59,474 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 18:48:59,475 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 18:48:59,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 18:48:59,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 18:48:59,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 18:48:59,476 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 18:48:59,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 18:48:59,477 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-12 18:48:59,477 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-12 18:48:59,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 18:48:59,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-12 18:48:59,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 18:48:59,477 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-12 18:48:59,477 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-12 18:48:59,478 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-12 18:48:59,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 18:48:59,478 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 18:48:59,478 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 18:48:59,478 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 18:48:59,479 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-12 18:48:59,479 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 18:48:59,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 18:48:59,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 18:48:59,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 18:48:59,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:48:59,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 18:48:59,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 18:48:59,480 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 18:48:59,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 18:48:59,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 18:48:59,480 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d16575d5ac382ad6271905f4ed68e07f193a6ebe13dc406ddf26185b500897e4 [2022-07-12 18:48:59,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 18:48:59,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 18:48:59,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 18:48:59,793 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 18:48:59,794 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 18:48:59,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2022-07-12 18:48:59,855 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f941b451b/545a32c9d68942dc96af7df2588031dd/FLAGdd9b86deb [2022-07-12 18:49:00,287 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 18:49:00,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test1-1.i [2022-07-12 18:49:00,303 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f941b451b/545a32c9d68942dc96af7df2588031dd/FLAGdd9b86deb [2022-07-12 18:49:00,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f941b451b/545a32c9d68942dc96af7df2588031dd [2022-07-12 18:49:00,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 18:49:00,819 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 18:49:00,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 18:49:00,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 18:49:00,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 18:49:00,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:49:00" (1/1) ... [2022-07-12 18:49:00,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f6f8b77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:00, skipping insertion in model container [2022-07-12 18:49:00,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 06:49:00" (1/1) ... [2022-07-12 18:49:00,835 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 18:49:00,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:49:01,174 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 18:49:01,188 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 18:49:01,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 18:49:01,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 18:49:01,248 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 18:49:01,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 18:49:01,307 INFO L208 MainTranslator]: Completed translation [2022-07-12 18:49:01,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01 WrapperNode [2022-07-12 18:49:01,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 18:49:01,309 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 18:49:01,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 18:49:01,309 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 18:49:01,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,341 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,354 INFO L137 Inliner]: procedures = 165, calls = 68, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 14 [2022-07-12 18:49:01,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 18:49:01,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 18:49:01,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 18:49:01,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 18:49:01,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,365 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 18:49:01,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 18:49:01,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 18:49:01,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 18:49:01,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (1/1) ... [2022-07-12 18:49:01,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 18:49:01,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 18:49:01,426 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) [2022-07-12 18:49:01,459 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 [2022-07-12 18:49:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 18:49:01,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 18:49:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 18:49:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 18:49:01,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 18:49:01,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 18:49:01,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 18:49:01,567 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 18:49:01,568 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 18:49:01,628 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 18:49:01,632 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 18:49:01,632 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 18:49:01,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 06:49:01 BoogieIcfgContainer [2022-07-12 18:49:01,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 18:49:01,634 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 18:49:01,634 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 18:49:01,636 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 18:49:01,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 06:49:00" (1/3) ... [2022-07-12 18:49:01,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa8fef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 06:49:01, skipping insertion in model container [2022-07-12 18:49:01,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 06:49:01" (2/3) ... [2022-07-12 18:49:01,637 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6fa8fef6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 06:49:01, skipping insertion in model container [2022-07-12 18:49:01,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 06:49:01" (3/3) ... [2022-07-12 18:49:01,638 INFO L111 eAbstractionObserver]: Analyzing ICFG memleaks_test1-1.i [2022-07-12 18:49:01,646 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 18:49:01,647 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 18:49:01,671 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 18:49:01,675 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@a4bc709, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@375b601c [2022-07-12 18:49:01,675 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 18:49:01,677 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 10 states have internal predecessors, (11), 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) [2022-07-12 18:49:01,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-07-12 18:49:01,682 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 18:49:01,682 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 18:49:01,682 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2022-07-12 18:49:01,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 18:49:01,686 INFO L85 PathProgramCache]: Analyzing trace with hash -601742994, now seen corresponding path program 1 times [2022-07-12 18:49:01,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 18:49:01,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1024250981] [2022-07-12 18:49:01,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 18:49:01,694 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 18:49:01,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 18:49:01,696 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) [2022-07-12 18:49:01,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 18:49:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-12 18:49:01,778 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-12 18:49:01,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-12 18:49:01,812 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-07-12 18:49:01,813 INFO L271 BasicCegarLoop]: Counterexample is feasible [2022-07-12 18:49:01,814 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2022-07-12 18:49:01,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 18:49:02,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 18:49:02,027 INFO L356 BasicCegarLoop]: Path program histogram: [1] [2022-07-12 18:49:02,029 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 18:49:02,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 06:49:02 BoogieIcfgContainer [2022-07-12 18:49:02,040 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 18:49:02,042 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 18:49:02,042 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 18:49:02,042 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 18:49:02,043 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 06:49:01" (3/4) ... [2022-07-12 18:49:02,045 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-12 18:49:02,045 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 18:49:02,046 INFO L158 Benchmark]: Toolchain (without parser) took 1226.26ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 37.5MB in the beginning and 50.5MB in the end (delta: -13.0MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2022-07-12 18:49:02,046 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 58.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:49:02,046 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.97ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 37.3MB in the beginning and 55.2MB in the end (delta: -17.9MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-07-12 18:49:02,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.17ms. Allocated memory is still 75.5MB. Free memory was 55.2MB in the beginning and 53.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-12 18:49:02,047 INFO L158 Benchmark]: Boogie Preprocessor took 34.36ms. Allocated memory is still 75.5MB. Free memory was 53.0MB in the beginning and 51.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-12 18:49:02,048 INFO L158 Benchmark]: RCFGBuilder took 243.52ms. Allocated memory is still 75.5MB. Free memory was 51.9MB in the beginning and 42.3MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 18:49:02,048 INFO L158 Benchmark]: TraceAbstraction took 405.94ms. Allocated memory is still 75.5MB. Free memory was 41.9MB in the beginning and 50.9MB in the end (delta: -9.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 18:49:02,048 INFO L158 Benchmark]: Witness Printer took 3.05ms. Allocated memory is still 75.5MB. Free memory was 50.9MB in the beginning and 50.5MB in the end (delta: 395.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-12 18:49:02,051 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 60.8MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 58.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.97ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 37.3MB in the beginning and 55.2MB in the end (delta: -17.9MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.17ms. Allocated memory is still 75.5MB. Free memory was 55.2MB in the beginning and 53.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.36ms. Allocated memory is still 75.5MB. Free memory was 53.0MB in the beginning and 51.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 243.52ms. Allocated memory is still 75.5MB. Free memory was 51.9MB in the beginning and 42.3MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 405.94ms. Allocated memory is still 75.5MB. Free memory was 41.9MB in the beginning and 50.9MB in the end (delta: -9.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.05ms. Allocated memory is still 75.5MB. Free memory was 50.9MB in the beginning and 50.5MB in the end (delta: 395.6kB). Peak memory consumption was 2.1MB. 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 - UnprovableResult [Line: 760]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 760. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; VAL [ldv_global_msg_list={1:0}] [L761] CALL entry_point() [L758] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L758] RET, EXPR ldv_malloc(sizeof(int)) VAL [ldv_global_msg_list={1:0}, ldv_malloc(sizeof(int))={2:0}] [L758] int *p = (int *)ldv_malloc(sizeof(int)); [L761] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred 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: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-07-12 18:49:02,077 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample