./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8e6193201f070e4e8fd99485640ffa2e10139023e39442c320d13bfe62360e5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:40:11,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:40:12,128 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-21 19:40:12,137 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:40:12,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:40:12,183 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:40:12,184 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:40:12,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:40:12,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:40:12,190 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:40:12,191 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:40:12,191 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:40:12,192 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:40:12,193 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:40:12,194 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:40:12,194 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:40:12,194 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:40:12,195 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:40:12,195 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:40:12,196 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:40:12,196 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:40:12,197 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:40:12,197 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 19:40:12,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 19:40:12,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:40:12,199 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 19:40:12,199 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:40:12,200 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 19:40:12,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:40:12,201 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 19:40:12,202 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 19:40:12,202 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 19:40:12,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:40:12,203 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 19:40:12,203 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 19:40:12,203 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 19:40:12,203 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:40:12,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:40:12,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:40:12,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:40:12,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:40:12,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:40:12,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:40:12,205 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:40:12,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:40:12,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:40:12,206 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:40:12,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:40:12,207 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8e6193201f070e4e8fd99485640ffa2e10139023e39442c320d13bfe62360e5 [2023-11-21 19:40:12,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:40:12,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:40:12,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:40:12,546 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:40:12,546 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:40:12,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2023-11-21 19:40:15,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:40:15,843 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:40:15,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2023-11-21 19:40:15,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/data/ce672c6b3/013a61f246404619ae9834fdb79322f2/FLAG37dc4ba82 [2023-11-21 19:40:15,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/data/ce672c6b3/013a61f246404619ae9834fdb79322f2 [2023-11-21 19:40:15,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:40:15,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:40:15,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:40:15,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:40:15,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:40:15,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:40:15" (1/1) ... [2023-11-21 19:40:15,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa67990 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:40:15, skipping insertion in model container [2023-11-21 19:40:15,882 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:40:15" (1/1) ... [2023-11-21 19:40:15,913 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:40:16,103 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:138) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:272) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) 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:1671) 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.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) 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:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) 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) [2023-11-21 19:40:16,109 INFO L158 Benchmark]: Toolchain (without parser) took 235.93ms. Allocated memory is still 161.5MB. Free memory was 123.7MB in the beginning and 130.6MB in the end (delta: -6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 19:40:16,110 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 125.8MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 19:40:16,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.44ms. Allocated memory is still 161.5MB. Free memory was 123.7MB in the beginning and 130.6MB in the end (delta: -6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 19:40:16,113 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 125.8MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.44ms. Allocated memory is still 161.5MB. Free memory was 123.7MB in the beginning and 130.6MB in the end (delta: -6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:138) 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8e6193201f070e4e8fd99485640ffa2e10139023e39442c320d13bfe62360e5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:40:18,645 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:40:18,749 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-21 19:40:18,757 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:40:18,758 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:40:18,810 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:40:18,811 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:40:18,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:40:18,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:40:18,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:40:18,819 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:40:18,819 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:40:18,820 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:40:18,821 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:40:18,822 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:40:18,822 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:40:18,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 19:40:18,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 19:40:18,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:40:18,826 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 19:40:18,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:40:18,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 19:40:18,828 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:40:18,828 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-21 19:40:18,829 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-21 19:40:18,829 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-21 19:40:18,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:40:18,830 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 19:40:18,831 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 19:40:18,831 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 19:40:18,833 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 19:40:18,833 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 19:40:18,833 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:40:18,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:40:18,834 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 19:40:18,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:40:18,836 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:40:18,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:40:18,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:40:18,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:40:18,837 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 19:40:18,837 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 19:40:18,838 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:40:18,838 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:40:18,839 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:40:18,839 INFO L153 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_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8e6193201f070e4e8fd99485640ffa2e10139023e39442c320d13bfe62360e5 [2023-11-21 19:40:19,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:40:19,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:40:19,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:40:19,338 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:40:19,339 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:40:19,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2023-11-21 19:40:22,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:40:22,802 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:40:22,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3.1-1.i [2023-11-21 19:40:22,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/data/e23aec10f/527aa6f3797846e4b725b57046c8c090/FLAG429d21726 [2023-11-21 19:40:22,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45cca968-8c6f-4f70-a5c0-268d119bc411/bin/utaipan-verify-QoSU8krkJ5/data/e23aec10f/527aa6f3797846e4b725b57046c8c090 [2023-11-21 19:40:22,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:40:22,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:40:22,849 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:40:22,849 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:40:22,854 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:40:22,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:40:22" (1/1) ... [2023-11-21 19:40:22,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a7a1d30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:40:22, skipping insertion in model container [2023-11-21 19:40:22,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:40:22" (1/1) ... [2023-11-21 19:40:22,881 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:40:23,084 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:138) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:272) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) 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:1671) 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.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) 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:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) 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) [2023-11-21 19:40:23,094 INFO L158 Benchmark]: Toolchain (without parser) took 249.03ms. Allocated memory is still 69.2MB. Free memory was 45.3MB in the beginning and 37.0MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 19:40:23,095 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 19:40:23,096 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.78ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 37.0MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 19:40:23,099 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 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.78ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 37.0MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:138) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference