./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:14,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:14,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:52:14,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:52:14,942 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:52:14,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:14,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:14,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:14,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:14,987 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:14,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:14,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:14,989 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:52:14,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:52:14,991 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:52:14,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:14,992 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:14,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:14,993 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:14,993 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:52:14,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:14,994 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:14,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:14,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:14,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:14,998 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:14,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:14,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:14,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:14,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:15,000 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:52:15,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:52:15,002 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:15,003 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2023-11-19 02:52:15,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:15,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:15,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:15,354 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:15,354 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:15,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-19 02:52:18,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:18,826 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:18,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-19 02:52:18,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/data/330acf7ca/c3a1fa786932449e936d02fbc4a9ae04/FLAG0476831d5 [2023-11-19 02:52:18,875 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/data/330acf7ca/c3a1fa786932449e936d02fbc4a9ae04 [2023-11-19 02:52:18,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:18,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:18,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:18,887 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:18,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:18,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:18" (1/1) ... [2023-11-19 02:52:18,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c118db1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:18, skipping insertion in model container [2023-11-19 02:52:18,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:18" (1/1) ... [2023-11-19 02:52:18,992 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:19,211 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:19,800 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2023-11-19 02:52:19,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:19,889 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:19,908 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:20,007 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2023-11-19 02:52:20,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:20,176 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:20,176 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:20,176 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:20,184 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:20,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20 WrapperNode [2023-11-19 02:52:20,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:20,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:20,186 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:20,186 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:20,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,292 INFO L138 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 108 [2023-11-19 02:52:20,292 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:20,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:20,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:20,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:20,310 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,317 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,342 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,357 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,362 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:20,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:20,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:20,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:20,395 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:20" (1/1) ... [2023-11-19 02:52:20,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:20,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:20,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:20,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:52:20,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:52:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:52:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:52:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:52:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:20,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:52:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 02:52:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 02:52:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:20,466 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-19 02:52:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-19 02:52:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:52:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:52:20,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:52:20,468 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:52:20,782 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:20,790 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:21,110 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:21,195 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:21,195 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:52:21,198 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call my_drv_disconnect_#t~mem17#1 := read~int(my_drv_disconnect_~data#1.base, 24 + my_drv_disconnect_~data#1.offset, 4);). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:52:21,206 INFO L158 Benchmark]: Toolchain (without parser) took 2321.72ms. Allocated memory is still 146.8MB. Free memory was 113.2MB in the beginning and 73.7MB in the end (delta: 39.5MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2023-11-19 02:52:21,207 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:21,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1298.02ms. Allocated memory is still 146.8MB. Free memory was 112.6MB in the beginning and 107.2MB in the end (delta: 5.4MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2023-11-19 02:52:21,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.88ms. Allocated memory is still 146.8MB. Free memory was 107.2MB in the beginning and 104.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:21,210 INFO L158 Benchmark]: Boogie Preprocessor took 99.90ms. Allocated memory is still 146.8MB. Free memory was 104.4MB in the beginning and 101.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:21,211 INFO L158 Benchmark]: RCFGBuilder took 810.52ms. Allocated memory is still 146.8MB. Free memory was 100.9MB in the beginning and 73.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 02:52:21,214 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1298.02ms. Allocated memory is still 146.8MB. Free memory was 112.6MB in the beginning and 107.2MB in the end (delta: 5.4MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.88ms. Allocated memory is still 146.8MB. Free memory was 107.2MB in the beginning and 104.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.90ms. Allocated memory is still 146.8MB. Free memory was 104.4MB in the beginning and 101.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 810.52ms. Allocated memory is still 146.8MB. Free memory was 100.9MB in the beginning and 73.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call my_drv_disconnect_#t~mem17#1 := read~int(my_drv_disconnect_~data#1.base, 24 + my_drv_disconnect_~data#1.offset, 4);). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call my_drv_disconnect_#t~mem17#1 := read~int(my_drv_disconnect_~data#1.base, 24 + my_drv_disconnect_~data#1.offset, 4);). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:52:21,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 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_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:24,043 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:24,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:52:24,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:24,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:52:24,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:52:24,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:24,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:24,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:24,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:52:24,241 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:52:24,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:52:24,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:24,244 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:52:24,245 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:24,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:52:24,246 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:52:24,246 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:52:24,246 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:52:24,248 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:52:24,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:52:24,249 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:24,249 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:24,250 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:24,250 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:24,250 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:52:24,251 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:52:24,252 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:24,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:24,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:24,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:24,254 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:52:24,254 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:52:24,255 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:52:24,255 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:52:24,256 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:52:24,256 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:52:24,256 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_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2023-11-19 02:52:24,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:24,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:24,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:24,738 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:24,738 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:24,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-19 02:52:28,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:28,530 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:28,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-19 02:52:28,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/data/634e5e44e/13484b1e092140a6b556d3d1b7a5c46d/FLAG77af41113 [2023-11-19 02:52:28,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/data/634e5e44e/13484b1e092140a6b556d3d1b7a5c46d [2023-11-19 02:52:28,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:28,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:28,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:28,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:28,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:28,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:28" (1/1) ... [2023-11-19 02:52:28,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6486625f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:28, skipping insertion in model container [2023-11-19 02:52:28,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:28" (1/1) ... [2023-11-19 02:52:28,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:28,914 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:29,630 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2023-11-19 02:52:29,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:29,721 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:52:29,741 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:29,746 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:29,808 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2023-11-19 02:52:29,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:29,848 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:29,859 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:52:29,905 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2023-11-19 02:52:29,936 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:30,168 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:30,169 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:30,169 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:52:30,178 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:30,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30 WrapperNode [2023-11-19 02:52:30,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:30,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:30,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:30,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:30,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,328 INFO L138 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 106 [2023-11-19 02:52:30,329 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:30,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:30,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:30,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:30,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,344 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,369 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,389 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,412 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:30,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:30,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:30,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:30,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:30" (1/1) ... [2023-11-19 02:52:30,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:30,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:30,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:30,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:52:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:52:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:52:30,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:52:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:52:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:52:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:30,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:52:30,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 02:52:30,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 02:52:30,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:30,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:52:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-19 02:52:30,537 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-19 02:52:30,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:52:30,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:52:30,539 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:52:31,056 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:31,059 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:31,644 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:31,774 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:31,775 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:52:31,779 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call my_drv_disconnect_#t~mem17#1 := read~intINTTYPE4(my_drv_disconnect_~data#1.base, ~bvadd~32(24bv32, my_drv_disconnect_~data#1.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:52:31,787 INFO L158 Benchmark]: Toolchain (without parser) took 3183.95ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 46.8MB in the beginning and 39.0MB in the end (delta: 7.8MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:31,788 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:31,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1573.16ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 46.6MB in the beginning and 64.7MB in the end (delta: -18.0MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:31,791 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.19ms. Allocated memory is still 94.4MB. Free memory was 64.7MB in the beginning and 60.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:52:31,792 INFO L158 Benchmark]: Boogie Preprocessor took 95.59ms. Allocated memory is still 94.4MB. Free memory was 60.5MB in the beginning and 56.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:52:31,793 INFO L158 Benchmark]: RCFGBuilder took 1357.24ms. Allocated memory is still 94.4MB. Free memory was 56.3MB in the beginning and 39.0MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:52:31,800 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1573.16ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 46.6MB in the beginning and 64.7MB in the end (delta: -18.0MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.19ms. Allocated memory is still 94.4MB. Free memory was 64.7MB in the beginning and 60.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 95.59ms. Allocated memory is still 94.4MB. Free memory was 60.5MB in the beginning and 56.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1357.24ms. Allocated memory is still 94.4MB. Free memory was 56.3MB in the beginning and 39.0MB in the end (delta: 17.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call my_drv_disconnect_#t~mem17#1 := read~intINTTYPE4(my_drv_disconnect_~data#1.base, ~bvadd~32(24bv32, my_drv_disconnect_~data#1.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call my_drv_disconnect_#t~mem17#1 := read~intINTTYPE4(my_drv_disconnect_~data#1.base, ~bvadd~32(24bv32, my_drv_disconnect_~data#1.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:52:31,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9aa5759a-4b9c-4a05-8f62-2846786617eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call my_drv_disconnect_#t~mem17#1 := read~intINTTYPE4(my_drv_disconnect_~data#1.base, ~bvadd~32(24bv32, my_drv_disconnect_~data#1.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?