./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu --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 64bit --witnessprinter.graph.data.programhash 43a21227e28ea1d3dea5c269e9a8aec5d2ff980f267bc89951928cd0fc79730a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:44:07,922 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:44:08,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-11-19 07:44:08,016 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:44:08,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:44:08,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:44:08,042 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:44:08,043 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:44:08,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:44:08,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:44:08,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:44:08,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:44:08,047 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:44:08,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:44:08,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:44:08,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:44:08,050 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:44:08,050 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:44:08,051 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:44:08,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:44:08,052 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:44:08,053 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:44:08,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:44:08,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:44:08,055 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:44:08,055 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:44:08,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:08,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:44:08,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:44:08,058 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:44:08,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:44:08,059 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:44:08,059 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:44:08,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:44:08,060 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:44:08,061 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a21227e28ea1d3dea5c269e9a8aec5d2ff980f267bc89951928cd0fc79730a [2023-11-19 07:44:08,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:44:08,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:44:08,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:44:08,419 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:44:08,421 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:44:08,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i [2023-11-19 07:44:11,704 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:44:13,902 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:44:13,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i [2023-11-19 07:44:14,163 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/data/496cb272a/8be687694a0d4ea3b0920e0881575dc6/FLAG34b1d4cb7 [2023-11-19 07:44:14,185 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/data/496cb272a/8be687694a0d4ea3b0920e0881575dc6 [2023-11-19 07:44:14,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:44:14,197 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:44:14,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:14,201 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:44:14,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:44:14,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:14" (1/1) ... [2023-11-19 07:44:14,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@122e72b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:14, skipping insertion in model container [2023-11-19 07:44:14,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:14" (1/1) ... [2023-11-19 07:44:14,825 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:44:41,938 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-19 07:44:41,940 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-19 07:44:41,942 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-19 07:44:41,943 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-19 07:44:41,954 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-19 07:44:41,955 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-19 07:44:41,956 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-19 07:44:41,958 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-19 07:44:41,959 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-19 07:44:41,999 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-19 07:44:42,176 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-19 07:44:42,951 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsetsStructAndUnion(TypeSizeAndOffsetComputer.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1023) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1677) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1677) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1677) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1677) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1510) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 07:44:42,959 INFO L158 Benchmark]: Toolchain (without parser) took 28759.85ms. Allocated memory was 159.4MB in the beginning and 297.8MB in the end (delta: 138.4MB). Free memory was 81.5MB in the beginning and 164.6MB in the end (delta: -83.2MB). Peak memory consumption was 205.1MB. Max. memory is 16.1GB. [2023-11-19 07:44:42,959 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:44:42,960 INFO L158 Benchmark]: CACSL2BoogieTranslator took 28755.32ms. Allocated memory was 159.4MB in the beginning and 297.8MB in the end (delta: 138.4MB). Free memory was 81.5MB in the beginning and 164.6MB in the end (delta: -83.2MB). Peak memory consumption was 205.1MB. Max. memory is 16.1GB. [2023-11-19 07:44:42,962 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 107.0MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 28755.32ms. Allocated memory was 159.4MB in the beginning and 297.8MB in the end (delta: 138.4MB). Free memory was 81.5MB in the beginning and 164.6MB in the end (delta: -83.2MB). Peak memory consumption was 205.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsetsStructAndUnion(TypeSizeAndOffsetComputer.java:233) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu --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 64bit --witnessprinter.graph.data.programhash 43a21227e28ea1d3dea5c269e9a8aec5d2ff980f267bc89951928cd0fc79730a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:44:45,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:44:45,462 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-11-19 07:44:45,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:44:45,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:44:45,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:44:45,503 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:44:45,504 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:44:45,505 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:44:45,506 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:44:45,507 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:44:45,510 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:44:45,511 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:44:45,513 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:44:45,514 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:44:45,515 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:44:45,518 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:44:45,519 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:44:45,520 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:44:45,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:44:45,525 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:44:45,526 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:44:45,526 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:44:45,527 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:44:45,528 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:44:45,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:44:45,529 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:44:45,530 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:44:45,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:45,531 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:44:45,532 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:44:45,533 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:44:45,534 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:44:45,534 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:44:45,535 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:44:45,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:44:45,535 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:44:45,536 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:44:45,536 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43a21227e28ea1d3dea5c269e9a8aec5d2ff980f267bc89951928cd0fc79730a [2023-11-19 07:44:45,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:44:46,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:44:46,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:44:46,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:44:46,024 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:44:46,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i [2023-11-19 07:44:49,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:44:51,268 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:44:51,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/sv-benchmarks/c/goblint-coreutils/instrumented_cksum_comb.i [2023-11-19 07:44:51,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/data/7dfa24e08/e76307f1413c4151bfca502fa2631560/FLAG8e079b307 [2023-11-19 07:44:51,431 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d709bc8-537a-4eb1-a4c8-1c1e5f1212e8/bin/uautomizer-verify-uCwYo4JHxu/data/7dfa24e08/e76307f1413c4151bfca502fa2631560 [2023-11-19 07:44:51,437 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:44:51,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:44:51,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:51,449 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:44:51,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:44:51,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:51" (1/1) ... [2023-11-19 07:44:51,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fe1e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:51, skipping insertion in model container [2023-11-19 07:44:51,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:51" (1/1) ... [2023-11-19 07:44:52,115 INFO L177 MainTranslator]: Built tables and reachable declarations