./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 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_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire --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 aa52a50db96d55b59d19995958546e1bde20387ce0b816cd9ff33848cc2087c5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:34:59,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:00,044 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-23 20:35:00,050 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:00,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:00,085 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:00,086 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:00,086 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:00,087 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:00,087 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:00,088 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:00,089 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:00,089 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:00,090 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:35:00,090 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:00,091 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:00,091 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:35:00,092 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:35:00,093 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:00,093 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:35:00,094 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:35:00,095 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:35:00,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:35:00,096 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:35:00,097 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:00,097 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:35:00,098 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:35:00,098 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:35:00,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:00,099 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:35:00,100 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:35:00,108 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:35:00,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:00,109 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:35:00,109 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:35:00,110 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:35:00,110 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:00,111 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:00,111 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:00,111 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:00,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:00,113 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:00,113 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:00,113 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:35:00,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:35:00,114 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:00,115 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:00,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:00,115 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_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa52a50db96d55b59d19995958546e1bde20387ce0b816cd9ff33848cc2087c5 [2023-11-23 20:35:00,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:00,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:00,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:00,375 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:00,375 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:00,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2023-11-23 20:35:03,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:03,740 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:03,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2023-11-23 20:35:03,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/data/4fb0a139e/7a80279837ca41df92477660addd17e2/FLAG3999bb696 [2023-11-23 20:35:03,766 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/data/4fb0a139e/7a80279837ca41df92477660addd17e2 [2023-11-23 20:35:03,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:03,771 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:03,772 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:03,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:03,778 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:03,779 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:03" (1/1) ... [2023-11-23 20:35:03,780 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@693beff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:03, skipping insertion in model container [2023-11-23 20:35:03,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:03" (1/1) ... [2023-11-23 20:35:03,804 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:03,961 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) [2023-11-23 20:35:03,967 INFO L158 Benchmark]: Toolchain (without parser) took 194.53ms. Allocated memory is still 161.5MB. Free memory was 114.1MB in the beginning and 106.2MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:35:03,967 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 161.5MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:03,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192.08ms. Allocated memory is still 161.5MB. Free memory was 114.1MB in the beginning and 106.2MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:35:03,970 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 161.5MB. Free memory is still 126.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192.08ms. Allocated memory is still 161.5MB. Free memory was 114.1MB in the beginning and 106.2MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. 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_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire --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 aa52a50db96d55b59d19995958546e1bde20387ce0b816cd9ff33848cc2087c5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:06,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:06,665 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-23 20:35:06,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:06,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:06,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:06,730 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:06,730 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:06,731 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:06,732 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:06,732 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:06,733 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:06,733 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:06,734 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:06,735 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:06,735 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:06,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:35:06,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:35:06,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:06,738 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:35:06,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:35:06,740 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:35:06,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:06,740 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:35:06,741 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:35:06,741 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:35:06,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:06,742 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:35:06,742 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:35:06,743 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:35:06,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:35:06,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:35:06,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:06,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:06,745 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:35:06,746 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:06,747 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:06,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:06,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:06,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:06,748 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:35:06,748 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:35:06,748 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:06,748 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:06,749 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:06,749 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_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa52a50db96d55b59d19995958546e1bde20387ce0b816cd9ff33848cc2087c5 [2023-11-23 20:35:07,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:07,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:07,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:07,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:07,160 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:07,163 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2023-11-23 20:35:10,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:10,719 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:10,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/sv-benchmarks/c/ldv-memsafety-bitfields/test-bitfields-3-1.i [2023-11-23 20:35:10,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/data/d2ddfc8e8/6d3fa555278e447ab778111ec1e7a4dd/FLAG813b9338f [2023-11-23 20:35:10,753 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2dd0d5d6-86d8-4cea-8226-dd6cf682baa6/bin/utaipan-verify-mE87zJ7Ire/data/d2ddfc8e8/6d3fa555278e447ab778111ec1e7a4dd [2023-11-23 20:35:10,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:10,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:10,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:10,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:10,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:10,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:10" (1/1) ... [2023-11-23 20:35:10,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4430ccb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:10, skipping insertion in model container [2023-11-23 20:35:10,775 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:10" (1/1) ... [2023-11-23 20:35:10,799 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:11,001 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) [2023-11-23 20:35:11,008 INFO L158 Benchmark]: Toolchain (without parser) took 243.08ms. Allocated memory is still 86.0MB. Free memory was 62.7MB in the beginning and 54.4MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:35:11,009 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 32.9MB in the beginning and 32.9MB in the end (delta: 47.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:11,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.63ms. Allocated memory is still 86.0MB. Free memory was 62.5MB in the beginning and 54.4MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:35:11,013 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory was 32.9MB in the beginning and 32.9MB in the end (delta: 47.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.63ms. Allocated memory is still 86.0MB. Free memory was 62.5MB in the beginning and 54.4MB 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