./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/valid-memsafety.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 18:06:57,793 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 18:06:57,866 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-10-11 18:06:57,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 18:06:57,877 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 18:06:57,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 18:06:57,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 18:06:57,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 18:06:57,899 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 18:06:57,899 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 18:06:57,900 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 18:06:57,900 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 18:06:57,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 18:06:57,901 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 18:06:57,901 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 18:06:57,902 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 18:06:57,902 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 18:06:57,903 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 18:06:57,903 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 18:06:57,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 18:06:57,904 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-11 18:06:57,908 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-11 18:06:57,909 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-11 18:06:57,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 18:06:57,909 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 18:06:57,909 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 18:06:57,910 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 18:06:57,910 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 18:06:57,910 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 18:06:57,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 18:06:57,911 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 18:06:57,911 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 18:06:57,911 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 18:06:57,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 18:06:57,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 18:06:57,913 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 18:06:57,914 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 18:06:57,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 18:06:57,917 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 18:06:57,918 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 18:06:57,918 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 18:06:57,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 18:06:57,919 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead [2024-10-11 18:06:58,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 18:06:58,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 18:06:58,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 18:06:58,262 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 18:06:58,262 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 18:06:58,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2024-10-11 18:06:59,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 18:07:00,089 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 18:07:00,090 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2024-10-11 18:07:00,119 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/7de9392dc/1971e94586434ea3bb13ea20bfdade3e/FLAG88ec13412 [2024-10-11 18:07:00,141 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/7de9392dc/1971e94586434ea3bb13ea20bfdade3e [2024-10-11 18:07:00,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 18:07:00,146 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 18:07:00,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 18:07:00,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 18:07:00,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 18:07:00,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:07:00" (1/1) ... [2024-10-11 18:07:00,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6797f596 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:00, skipping insertion in model container [2024-10-11 18:07:00,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:07:00" (1/1) ... [2024-10-11 18:07:00,215 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 18:07:00,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 18:07:00,723 ERROR L321 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) [2024-10-11 18:07:00,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38f901e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:00, skipping insertion in model container [2024-10-11 18:07:00,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 18:07:00,724 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-11 18:07:00,726 INFO L158 Benchmark]: Toolchain (without parser) took 579.24ms. Allocated memory is still 155.2MB. Free memory was 111.9MB in the beginning and 95.9MB in the end (delta: 16.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 18:07:00,727 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 18:07:00,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 576.70ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 95.9MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 18:07:00,729 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 100.7MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 576.70ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 95.9MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. 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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 18:07:02,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 18:07:02,977 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2024-10-11 18:07:02,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 18:07:02,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 18:07:03,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 18:07:03,022 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 18:07:03,024 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 18:07:03,024 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 18:07:03,025 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 18:07:03,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 18:07:03,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 18:07:03,026 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 18:07:03,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 18:07:03,029 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 18:07:03,030 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 18:07:03,030 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 18:07:03,030 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 18:07:03,030 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 18:07:03,031 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 18:07:03,035 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-11 18:07:03,036 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-11 18:07:03,036 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-11 18:07:03,036 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 18:07:03,036 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 18:07:03,036 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 18:07:03,037 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 18:07:03,037 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 18:07:03,037 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 18:07:03,037 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 18:07:03,038 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 18:07:03,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 18:07:03,038 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 18:07:03,038 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 18:07:03,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 18:07:03,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 18:07:03,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 18:07:03,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 18:07:03,054 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 18:07:03,054 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 18:07:03,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 18:07:03,057 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 18:07:03,057 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 18:07:03,058 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 18:07:03,058 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 18:07:03,058 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fa2b78c59a6ef1020e917d8e9f22559c73fded7539fba1972d62f2dc7aaeead [2024-10-11 18:07:03,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 18:07:03,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 18:07:03,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 18:07:03,487 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 18:07:03,488 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 18:07:03,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2024-10-11 18:07:05,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 18:07:05,569 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 18:07:05,570 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test8_1.i [2024-10-11 18:07:05,586 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6ba5c1cde/56c7b88f1ee94d99b614c0abac201365/FLAG6e9bde723 [2024-10-11 18:07:05,600 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6ba5c1cde/56c7b88f1ee94d99b614c0abac201365 [2024-10-11 18:07:05,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 18:07:05,604 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 18:07:05,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 18:07:05,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 18:07:05,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 18:07:05,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:07:05" (1/1) ... [2024-10-11 18:07:05,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3a3bad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:05, skipping insertion in model container [2024-10-11 18:07:05,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:07:05" (1/1) ... [2024-10-11 18:07:05,653 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 18:07:06,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 18:07:06,150 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-11 18:07:06,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 18:07:06,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 18:07:06,249 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 18:07:06,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 18:07:06,382 INFO L204 MainTranslator]: Completed translation [2024-10-11 18:07:06,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06 WrapperNode [2024-10-11 18:07:06,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 18:07:06,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 18:07:06,385 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 18:07:06,385 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 18:07:06,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,427 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,456 INFO L138 Inliner]: procedures = 167, calls = 70, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 16 [2024-10-11 18:07:06,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 18:07:06,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 18:07:06,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 18:07:06,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 18:07:06,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,474 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,493 INFO L175 MemorySlicer]: Split 2 memory accesses to 2 slices as follows [2, 0]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 0 writes are split as follows [0, 0]. [2024-10-11 18:07:06,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,508 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,515 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 18:07:06,517 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 18:07:06,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 18:07:06,518 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 18:07:06,520 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (1/1) ... [2024-10-11 18:07:06,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 18:07:06,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 18:07:06,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 18:07:06,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 18:07:06,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 18:07:06,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 18:07:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 18:07:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 18:07:06,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 18:07:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 18:07:06,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 18:07:06,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 18:07:06,749 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 18:07:06,754 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 18:07:06,864 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-10-11 18:07:06,864 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 18:07:06,900 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 18:07:06,902 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 18:07:06,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 06:07:06 BoogieIcfgContainer [2024-10-11 18:07:06,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 18:07:06,907 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 18:07:06,908 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 18:07:06,912 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 18:07:06,912 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 06:07:05" (1/3) ... [2024-10-11 18:07:06,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2781580f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 06:07:06, skipping insertion in model container [2024-10-11 18:07:06,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:07:06" (2/3) ... [2024-10-11 18:07:06,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2781580f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 06:07:06, skipping insertion in model container [2024-10-11 18:07:06,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 06:07:06" (3/3) ... [2024-10-11 18:07:06,916 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test8_1.i [2024-10-11 18:07:06,937 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 18:07:06,937 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 18:07:06,991 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 18:07:06,999 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5b13ce5b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 18:07:07,000 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 18:07:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 7 states have internal predecessors, (8), 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) [2024-10-11 18:07:07,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-11 18:07:07,016 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:07:07,017 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 18:07:07,018 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2024-10-11 18:07:07,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:07:07,025 INFO L85 PathProgramCache]: Analyzing trace with hash 117464457, now seen corresponding path program 1 times [2024-10-11 18:07:07,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:07:07,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1004154777] [2024-10-11 18:07:07,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 18:07:07,042 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-11 18:07:07,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:07:07,047 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-11 18:07:07,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-11 18:07:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 18:07:07,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 18:07:07,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 18:07:07,201 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-11 18:07:07,203 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 18:07:07,205 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2024-10-11 18:07:07,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-11 18:07:07,408 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-11 18:07:07,412 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-10-11 18:07:07,433 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 18:07:07,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 06:07:07 BoogieIcfgContainer [2024-10-11 18:07:07,438 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 18:07:07,439 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 18:07:07,440 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 18:07:07,441 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 18:07:07,442 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 06:07:06" (3/4) ... [2024-10-11 18:07:07,444 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-11 18:07:07,446 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 18:07:07,451 INFO L158 Benchmark]: Toolchain (without parser) took 1843.01ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 50.4MB in the beginning and 61.7MB in the end (delta: -11.3MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-10-11 18:07:07,451 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 44.0MB. Free memory is still 27.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 18:07:07,452 INFO L158 Benchmark]: CACSL2BoogieTranslator took 778.38ms. Allocated memory is still 71.3MB. Free memory was 50.1MB in the beginning and 39.8MB in the end (delta: 10.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-11 18:07:07,452 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.16ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 37.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 18:07:07,453 INFO L158 Benchmark]: Boogie Preprocessor took 58.12ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 35.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 18:07:07,455 INFO L158 Benchmark]: RCFGBuilder took 387.79ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 35.6MB in the beginning and 75.6MB in the end (delta: -40.0MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-10-11 18:07:07,455 INFO L158 Benchmark]: TraceAbstraction took 531.59ms. Allocated memory is still 102.8MB. Free memory was 75.6MB in the beginning and 61.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 18:07:07,456 INFO L158 Benchmark]: Witness Printer took 7.08ms. Allocated memory is still 102.8MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 18:07:07,458 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 44.0MB. Free memory is still 27.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 778.38ms. Allocated memory is still 71.3MB. Free memory was 50.1MB in the beginning and 39.8MB in the end (delta: 10.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.16ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 37.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.12ms. Allocated memory is still 71.3MB. Free memory was 37.7MB in the beginning and 35.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 387.79ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 35.6MB in the beginning and 75.6MB in the end (delta: -40.0MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * TraceAbstraction took 531.59ms. Allocated memory is still 102.8MB. Free memory was 75.6MB in the beginning and 61.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 7.08ms. Allocated memory is still 102.8MB. Free memory is still 61.7MB. 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 - UnprovableResult [Line: 768]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 768. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L757] int *a8; [L769] CALL entry_point() [L765] CALL alloc_8() [L759] CALL, EXPR ldv_malloc(sizeof(int)) VAL [\old(size)=4, a8={0:0}, ldv_global_msg_list={1:0}] [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L759] RET, EXPR ldv_malloc(sizeof(int)) VAL [a8={0:0}, ldv_global_msg_list={1:0}] [L759] a8 = (int *)ldv_malloc(sizeof(int)) [L765] RET alloc_8() [L766] a8 = 0 [L769] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 10 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=10occurred 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, 8 NumberOfCodeBlocks, 8 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 [2024-10-11 18:07:07,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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