./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ --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 e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:36:15,872 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:36:15,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:36:15,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:36:15,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:36:15,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:36:15,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:36:15,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:36:15,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:36:15,918 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:36:15,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:36:15,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:36:15,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:36:15,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:36:15,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:36:15,926 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:36:15,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:36:15,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:36:15,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:36:15,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:36:15,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:36:15,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:36:15,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:36:15,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:36:15,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:36:15,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:36:15,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:36:15,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:36:15,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:36:15,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:36:15,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:36:15,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:36:15,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:36:15,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:36:15,976 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:36:15,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:36:15,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:36:15,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:36:15,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:36:15,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:36:15,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:36:15,980 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-10-17 10:36:16,023 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:36:16,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:36:16,024 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:36:16,024 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:36:16,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:36:16,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:36:16,026 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:36:16,026 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:36:16,027 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:36:16,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:36:16,028 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:36:16,028 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:36:16,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:36:16,029 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:36:16,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:36:16,029 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 10:36:16,029 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 10:36:16,029 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 10:36:16,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:36:16,030 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:36:16,030 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:36:16,030 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:36:16,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:36:16,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:36:16,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:36:16,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:36:16,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:36:16,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:36:16,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:36:16,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:36:16,032 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b [2022-10-17 10:36:16,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:36:16,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:36:16,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:36:16,374 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:36:16,375 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:36:16,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2022-10-17 10:36:16,449 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data/944b1144a/3cb451951c0b4b8aadf711ddbfc8b460/FLAG43ef0fdc9 [2022-10-17 10:36:17,029 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:36:17,029 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2022-10-17 10:36:17,049 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data/944b1144a/3cb451951c0b4b8aadf711ddbfc8b460/FLAG43ef0fdc9 [2022-10-17 10:36:17,314 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data/944b1144a/3cb451951c0b4b8aadf711ddbfc8b460 [2022-10-17 10:36:17,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:36:17,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:36:17,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:36:17,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:36:17,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:36:17,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:36:17" (1/1) ... [2022-10-17 10:36:17,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c23ec83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:17, skipping insertion in model container [2022-10-17 10:36:17,325 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:36:17" (1/1) ... [2022-10-17 10:36:17,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:36:17,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:36:17,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:36:17,922 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) [2022-10-17 10:36:17,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bf2a071 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:17, skipping insertion in model container [2022-10-17 10:36:17,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:36:17,924 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-10-17 10:36:17,928 INFO L158 Benchmark]: Toolchain (without parser) took 607.19ms. Allocated memory is still 134.2MB. Free memory was 96.2MB in the beginning and 105.4MB in the end (delta: -9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:36:17,928 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:36:17,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 604.33ms. Allocated memory is still 134.2MB. Free memory was 96.0MB in the beginning and 105.4MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:36:17,933 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 114.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 604.33ms. Allocated memory is still 134.2MB. Free memory was 96.0MB in the beginning and 105.4MB in the end (delta: -9.5MB). 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ --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 e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:36:20,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:36:20,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:36:20,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:36:20,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:36:20,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:36:20,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:36:20,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:36:20,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:36:20,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:36:20,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:36:20,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:36:20,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:36:20,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:36:20,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:36:20,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:36:20,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:36:20,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:36:20,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:36:20,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:36:20,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:36:20,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:36:20,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:36:20,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:36:20,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:36:20,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:36:20,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:36:20,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:36:20,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:36:20,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:36:20,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:36:20,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:36:20,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:36:20,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:36:20,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:36:20,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:36:20,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:36:20,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:36:20,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:36:20,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:36:20,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:36:20,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-10-17 10:36:20,508 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:36:20,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:36:20,510 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:36:20,510 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:36:20,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:36:20,512 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:36:20,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:36:20,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:36:20,514 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:36:20,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:36:20,515 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:36:20,515 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:36:20,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:36:20,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:36:20,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:36:20,516 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 10:36:20,517 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 10:36:20,517 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 10:36:20,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:36:20,517 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:36:20,517 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 10:36:20,518 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 10:36:20,518 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:36:20,518 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:36:20,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:36:20,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:36:20,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:36:20,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:36:20,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:36:20,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:36:20,519 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-10-17 10:36:20,520 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 10:36:20,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 10:36:20,520 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7e6b24d9cf8216a993f94ef9a45f82a920f286164b928ab0c38c455f4ed913b [2022-10-17 10:36:20,928 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:36:20,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:36:20,953 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:36:20,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:36:20,955 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:36:20,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2022-10-17 10:36:21,033 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data/de16b7dda/14ff35c674d44fd6a27a61511e016b6c/FLAGa1c6603bb [2022-10-17 10:36:21,701 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:36:21,701 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/sv-benchmarks/c/ldv-memsafety/memleaks_test5_1.i [2022-10-17 10:36:21,716 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data/de16b7dda/14ff35c674d44fd6a27a61511e016b6c/FLAGa1c6603bb [2022-10-17 10:36:21,968 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/data/de16b7dda/14ff35c674d44fd6a27a61511e016b6c [2022-10-17 10:36:21,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:36:21,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:36:21,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:36:21,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:36:21,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:36:21,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:36:21" (1/1) ... [2022-10-17 10:36:21,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@477c205e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:21, skipping insertion in model container [2022-10-17 10:36:21,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:36:21" (1/1) ... [2022-10-17 10:36:22,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:36:22,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:36:22,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:36:22,450 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 10:36:22,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:36:22,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:36:22,516 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:36:22,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:36:22,615 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:36:22,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22 WrapperNode [2022-10-17 10:36:22,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:36:22,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:36:22,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:36:22,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:36:22,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,691 INFO L138 Inliner]: procedures = 166, calls = 69, calls flagged for inlining = 22, calls inlined = 4, statements flattened = 16 [2022-10-17 10:36:22,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:36:22,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:36:22,693 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:36:22,693 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:36:22,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,738 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:36:22,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:36:22,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:36:22,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:36:22,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (1/1) ... [2022-10-17 10:36:22,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:36:22,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:36:22,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:36:22,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:36:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:36:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:36:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:36:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:36:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:36:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:36:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:36:22,982 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:36:22,984 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:36:23,126 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:36:23,133 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:36:23,133 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:36:23,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:36:23 BoogieIcfgContainer [2022-10-17 10:36:23,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:36:23,138 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:36:23,138 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:36:23,141 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:36:23,141 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:36:21" (1/3) ... [2022-10-17 10:36:23,142 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775cb6dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:36:23, skipping insertion in model container [2022-10-17 10:36:23,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:36:22" (2/3) ... [2022-10-17 10:36:23,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@775cb6dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:36:23, skipping insertion in model container [2022-10-17 10:36:23,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:36:23" (3/3) ... [2022-10-17 10:36:23,145 INFO L112 eAbstractionObserver]: Analyzing ICFG memleaks_test5_1.i [2022-10-17 10:36:23,165 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:36:23,165 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:36:23,219 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:36:23,227 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@67fffd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:36:23,227 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:36:23,232 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 10 states have (on average 1.2) internal successors, (12), 11 states have internal predecessors, (12), 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) [2022-10-17 10:36:23,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 10:36:23,253 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:36:23,254 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:36:23,255 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK] === [2022-10-17 10:36:23,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:36:23,271 INFO L85 PathProgramCache]: Analyzing trace with hash -792258202, now seen corresponding path program 1 times [2022-10-17 10:36:23,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-10-17 10:36:23,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1070084471] [2022-10-17 10:36:23,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:36:23,285 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 10:36:23,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/mathsat [2022-10-17 10:36:23,289 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 10:36:23,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-10-17 10:36:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:36:23,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:36:23,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:36:23,497 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-10-17 10:36:23,499 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-17 10:36:23,501 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK (0 of 1 remaining) [2022-10-17 10:36:23,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-10-17 10:36:23,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/mathsat -unsat_core_generation=3 [2022-10-17 10:36:23,719 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-10-17 10:36:23,724 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-17 10:36:23,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 10:36:23 BoogieIcfgContainer [2022-10-17 10:36:23,753 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 10:36:23,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:36:23,757 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:36:23,758 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:36:23,759 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:36:23" (3/4) ... [2022-10-17 10:36:23,763 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 10:36:23,767 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:36:23,769 INFO L158 Benchmark]: Toolchain (without parser) took 1797.24ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 39.7MB in the beginning and 43.4MB in the end (delta: -3.6MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-10-17 10:36:23,770 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:36:23,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 629.85ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 27.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 10:36:23,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.06ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 27.4MB in the beginning and 69.3MB in the end (delta: -41.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2022-10-17 10:36:23,777 INFO L158 Benchmark]: Boogie Preprocessor took 49.78ms. Allocated memory is still 88.1MB. Free memory was 69.3MB in the beginning and 68.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:36:23,777 INFO L158 Benchmark]: RCFGBuilder took 385.17ms. Allocated memory is still 88.1MB. Free memory was 68.1MB in the beginning and 57.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 10:36:23,778 INFO L158 Benchmark]: TraceAbstraction took 615.49ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 43.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 10:36:23,780 INFO L158 Benchmark]: Witness Printer took 10.43ms. Allocated memory is still 88.1MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:36:23,787 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 629.85ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 27.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.06ms. Allocated memory was 62.9MB in the beginning and 88.1MB in the end (delta: 25.2MB). Free memory was 27.4MB in the beginning and 69.3MB in the end (delta: -41.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.78ms. Allocated memory is still 88.1MB. Free memory was 69.3MB in the beginning and 68.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 385.17ms. Allocated memory is still 88.1MB. Free memory was 68.1MB in the beginning and 57.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 615.49ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 43.7MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 10.43ms. Allocated memory is still 88.1MB. Free memory is still 43.4MB. 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: 763]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 763. 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}] [L764] CALL entry_point() [L761] CALL f5() [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 f5() [L764] RET entry_point() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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=14occurred 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, 11 NumberOfCodeBlocks, 11 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 [2022-10-17 10:36:23,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f209d5a-14c1-417a-9437-16f18f350044/bin/uautomizer-J5u9QxTXDZ/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