./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/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_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/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_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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 03:39:15,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:15,548 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:39:15,554 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:15,555 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:15,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:15,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:15,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:15,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:15,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:15,589 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:15,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:15,590 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:15,591 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:15,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:15,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:15,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:15,594 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:15,595 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:15,596 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:39:15,596 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:39:15,597 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:15,598 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:15,599 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:15,599 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:15,600 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:15,600 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:15,601 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:15,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:15,602 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:15,603 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:15,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:15,604 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:15,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:15,605 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:15,605 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_5b467099-088f-43ef-a00d-eb4b7dd0ff70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2023-11-19 03:39:15,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:15,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:15,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:16,009 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:16,011 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:16,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-19 03:39:19,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:19,707 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:19,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-19 03:39:19,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/data/31a913c53/ea4daa9f09c342d1984673ec001d7384/FLAGa926c1de8 [2023-11-19 03:39:19,775 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/data/31a913c53/ea4daa9f09c342d1984673ec001d7384 [2023-11-19 03:39:19,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:19,785 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:19,787 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:19,787 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:19,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:19,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:19" (1/1) ... [2023-11-19 03:39:19,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eab5f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:19, skipping insertion in model container [2023-11-19 03:39:19,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:19" (1/1) ... [2023-11-19 03:39:19,872 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:20,079 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:39:20,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:20,859 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:20,876 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:39:20,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:21,081 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:21,081 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:21,082 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:21,090 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:21,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21 WrapperNode [2023-11-19 03:39:21,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:21,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:21,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:21,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:21,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,165 INFO L138 Inliner]: procedures = 469, calls = 64, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2023-11-19 03:39:21,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:21,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:21,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:21,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:21,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,191 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,213 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,216 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,222 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,238 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:21,239 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:21,239 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:21,239 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:21,240 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:21" (1/1) ... [2023-11-19 03:39:21,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:21,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:21,301 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:21,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:39:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:39:21,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:39:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:39:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:39:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:39:21,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 03:39:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 03:39:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:21,386 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-19 03:39:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-19 03:39:21,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:39:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:39:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:21,391 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 03:39:21,783 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:21,786 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:22,131 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:22,206 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:22,206 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:39:22,209 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:39:22,214 INFO L158 Benchmark]: Toolchain (without parser) took 2427.98ms. Allocated memory is still 157.3MB. Free memory was 118.8MB in the beginning and 100.0MB in the end (delta: 18.8MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2023-11-19 03:39:22,215 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 70.6MB in the beginning and 70.6MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:39:22,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1304.16ms. Allocated memory is still 157.3MB. Free memory was 118.8MB in the beginning and 63.5MB in the end (delta: 55.3MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 03:39:22,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.46ms. Allocated memory is still 157.3MB. Free memory was 63.5MB in the beginning and 60.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:39:22,217 INFO L158 Benchmark]: Boogie Preprocessor took 68.40ms. Allocated memory is still 157.3MB. Free memory was 60.1MB in the beginning and 57.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:39:22,218 INFO L158 Benchmark]: RCFGBuilder took 973.17ms. Allocated memory is still 157.3MB. Free memory was 57.3MB in the beginning and 100.0MB in the end (delta: -42.7MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2023-11-19 03:39:22,221 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory was 70.6MB in the beginning and 70.6MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1304.16ms. Allocated memory is still 157.3MB. Free memory was 118.8MB in the beginning and 63.5MB in the end (delta: 55.3MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.46ms. Allocated memory is still 157.3MB. Free memory was 63.5MB in the beginning and 60.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.40ms. Allocated memory is still 157.3MB. Free memory was 60.1MB in the beginning and 57.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 973.17ms. Allocated memory is still 157.3MB. Free memory was 57.3MB in the beginning and 100.0MB in the end (delta: -42.7MB). Peak memory consumption was 11.1MB. 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 03:39:22,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/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_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/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_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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 03:39:25,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:25,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:39:25,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:25,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:25,209 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:25,210 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:25,211 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:25,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:25,213 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:25,214 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:25,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:25,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:25,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:25,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:25,216 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:25,217 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:39:25,217 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:39:25,217 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:39:25,218 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:39:25,218 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:39:25,223 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:25,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:25,224 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:25,224 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:25,224 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:25,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:25,225 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:25,226 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:39:25,226 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:25,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:25,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:25,228 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:25,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:25,229 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:39:25,229 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:39:25,229 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:25,229 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:39:25,230 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:39:25,231 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_5b467099-088f-43ef-a00d-eb4b7dd0ff70/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2023-11-19 03:39:25,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:25,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:25,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:25,719 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:25,720 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:25,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-19 03:39:28,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:29,336 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:29,337 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-19 03:39:29,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/data/38f202653/0c60f22cf5c34b8f8db8bdafcba56dd3/FLAG2b6746bec [2023-11-19 03:39:29,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/data/38f202653/0c60f22cf5c34b8f8db8bdafcba56dd3 [2023-11-19 03:39:29,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:29,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:29,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:29,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:29,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:29,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:29" (1/1) ... [2023-11-19 03:39:29,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9c81c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:29, skipping insertion in model container [2023-11-19 03:39:29,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:29" (1/1) ... [2023-11-19 03:39:29,531 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:29,762 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:39:30,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:30,816 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:39:30,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:30,831 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:39:30,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:30,884 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:30,896 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:39:30,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:31,128 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:31,128 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:31,128 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:39:31,137 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:31,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31 WrapperNode [2023-11-19 03:39:31,137 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:31,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:31,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:31,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:31,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,202 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,238 INFO L138 Inliner]: procedures = 473, calls = 64, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 115 [2023-11-19 03:39:31,238 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:31,239 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:31,239 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:31,240 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:31,250 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,258 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,285 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,298 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,318 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:31,323 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:31,323 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:31,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:31,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:31" (1/1) ... [2023-11-19 03:39:31,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:31,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:31,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:31,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:39:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:39:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:39:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:39:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:39:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:39:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:39:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 03:39:31,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 03:39:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:39:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-19 03:39:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-19 03:39:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:39:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:39:31,406 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 03:39:31,763 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:31,765 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:32,257 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:32,357 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:32,357 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:39:32,360 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:39:32,364 INFO L158 Benchmark]: Toolchain (without parser) took 2955.00ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 71.2MB in the beginning and 62.1MB in the end (delta: 9.1MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-19 03:39:32,365 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:39:32,366 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1727.65ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 43.8MB in the end (delta: 27.1MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2023-11-19 03:39:32,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.95ms. Allocated memory is still 98.6MB. Free memory was 43.8MB in the beginning and 64.6MB in the end (delta: -20.8MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-19 03:39:32,367 INFO L158 Benchmark]: Boogie Preprocessor took 82.65ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 60.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:39:32,368 INFO L158 Benchmark]: RCFGBuilder took 1039.76ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 60.5MB in the beginning and 62.1MB in the end (delta: -1.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:39:32,371 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1727.65ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 43.8MB in the end (delta: 27.1MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.95ms. Allocated memory is still 98.6MB. Free memory was 43.8MB in the beginning and 64.6MB in the end (delta: -20.8MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.65ms. Allocated memory is still 98.6MB. Free memory was 64.2MB in the beginning and 60.5MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1039.76ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 60.5MB in the beginning and 62.1MB in the end (delta: -1.6MB). Peak memory consumption was 23.1MB. 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 03:39:32,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b467099-088f-43ef-a00d-eb4b7dd0ff70/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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?