./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC --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 2872c384167f2e3876e0fc6c6cdca366b47c7b8757c341fcf44d3890af023ea5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:49,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:49,844 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:11:49,849 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:11:49,850 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:11:49,875 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:49,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:49,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:49,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:49,878 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:49,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:49,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:49,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:11:49,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:11:49,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:11:49,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:49,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:49,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:49,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:49,884 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:11:49,884 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:49,885 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:11:49,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:49,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:49,886 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:49,886 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:49,887 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:49,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:49,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:49,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:49,889 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:49,889 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:49,889 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:11:49,890 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:11:49,890 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:49,890 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_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2872c384167f2e3876e0fc6c6cdca366b47c7b8757c341fcf44d3890af023ea5 [2023-11-23 20:11:50,145 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:50,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:50,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:50,173 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:50,173 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:50,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-23 20:11:53,453 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:53,845 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:53,846 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-23 20:11:53,901 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/data/2666a5030/f2064aa8b8b4486f8375ea7239ac38e1/FLAG64e3d75e3 [2023-11-23 20:11:53,923 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/data/2666a5030/f2064aa8b8b4486f8375ea7239ac38e1 [2023-11-23 20:11:53,931 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:53,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:53,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:53,937 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:53,944 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:53,947 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:53" (1/1) ... [2023-11-23 20:11:53,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27cb7d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:53, skipping insertion in model container [2023-11-23 20:11:53,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:53" (1/1) ... [2023-11-23 20:11:54,057 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:54,628 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:54,640 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:11:54,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:54,807 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:54,807 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:54,816 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:11:54,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54 WrapperNode [2023-11-23 20:11:54,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:54,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:54,819 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:11:54,819 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:11:54,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:54,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:54,934 INFO L138 Inliner]: procedures = 248, calls = 64, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2023-11-23 20:11:54,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:54,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:11:54,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:11:54,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:11:54,973 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:54,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:54,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:54,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:55,024 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:55,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:55,031 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:55,034 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:55,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:11:55,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:11:55,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:11:55,058 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:11:55,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:54" (1/1) ... [2023-11-23 20:11:55,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:55,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:11:55,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:11:55,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:11:55,164 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-23 20:11:55,164 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-23 20:11:55,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:11:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:11:55,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:11:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:11:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:11:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:11:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:11:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:11:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:11:55,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:11:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 20:11:55,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 20:11:55,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:11:55,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:11:55,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:11:55,171 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:11:55,515 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:11:55,517 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:55,847 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:55,950 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~mem13#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:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:11:55,958 INFO L158 Benchmark]: Toolchain (without parser) took 2022.93ms. Allocated memory is still 182.5MB. Free memory was 140.5MB in the beginning and 119.9MB in the end (delta: 20.6MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-11-23 20:11:55,958 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 132.1MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:55,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 881.23ms. Allocated memory is still 182.5MB. Free memory was 140.0MB in the beginning and 106.0MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-23 20:11:55,960 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.77ms. Allocated memory is still 182.5MB. Free memory was 106.0MB in the beginning and 103.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:11:55,961 INFO L158 Benchmark]: Boogie Preprocessor took 121.32ms. Allocated memory is still 182.5MB. Free memory was 103.2MB in the beginning and 148.3MB in the end (delta: -45.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-23 20:11:55,961 INFO L158 Benchmark]: RCFGBuilder took 897.82ms. Allocated memory is still 182.5MB. Free memory was 148.3MB in the beginning and 119.9MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:11:55,965 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 132.1MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 881.23ms. Allocated memory is still 182.5MB. Free memory was 140.0MB in the beginning and 106.0MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.77ms. Allocated memory is still 182.5MB. Free memory was 106.0MB in the beginning and 103.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.32ms. Allocated memory is still 182.5MB. Free memory was 103.2MB in the beginning and 148.3MB in the end (delta: -45.1MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * RCFGBuilder took 897.82ms. Allocated memory is still 182.5MB. Free memory was 148.3MB in the beginning and 119.9MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. 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~mem13#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~mem13#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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:11:56,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC --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 2872c384167f2e3876e0fc6c6cdca366b47c7b8757c341fcf44d3890af023ea5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:59,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:59,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:11:59,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:59,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:59,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:59,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:59,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:59,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:59,332 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:59,333 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:11:59,333 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:11:59,334 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:59,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:59,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:59,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:59,337 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:11:59,338 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:11:59,338 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:11:59,340 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:11:59,340 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:59,341 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:11:59,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:59,342 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:59,343 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:59,343 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:59,344 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:59,344 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:59,345 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:59,345 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:59,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:59,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:59,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:59,348 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:59,349 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:11:59,349 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:59,349 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:59,350 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:11:59,350 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:59,351 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_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2872c384167f2e3876e0fc6c6cdca366b47c7b8757c341fcf44d3890af023ea5 [2023-11-23 20:11:59,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:59,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:59,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:59,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:59,808 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:59,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-23 20:12:03,039 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:03,460 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:03,460 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-23 20:12:03,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/data/f806fd21b/1f244b1837494ef1801f98130e8efc03/FLAG7dea571fd [2023-11-23 20:12:03,528 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/data/f806fd21b/1f244b1837494ef1801f98130e8efc03 [2023-11-23 20:12:03,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:03,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:03,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:03,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:03,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:03,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:03" (1/1) ... [2023-11-23 20:12:03,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@413189da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:03, skipping insertion in model container [2023-11-23 20:12:03,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:03" (1/1) ... [2023-11-23 20:12:03,667 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:04,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:04,161 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:12:04,182 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:04,273 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:04,283 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:04,360 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:04,442 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:12:04,442 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:12:04,450 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:04,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04 WrapperNode [2023-11-23 20:12:04,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:04,452 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:04,452 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:04,452 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:04,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,549 INFO L138 Inliner]: procedures = 252, calls = 64, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 115 [2023-11-23 20:12:04,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:04,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:04,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:04,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:04,579 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,599 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,630 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,637 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,666 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:04,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:04,675 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:04,675 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:04,677 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:04" (1/1) ... [2023-11-23 20:12:04,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:04,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:04,716 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:04,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:12:04,773 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-23 20:12:04,773 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-23 20:12:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:12:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:12:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:12:04,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:12:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:12:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:12:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:12:04,775 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:12:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:12:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:12:04,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:12:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 20:12:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 20:12:04,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:04,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:04,780 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:12:05,178 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:05,180 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:05,665 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:05,829 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~mem13#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:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:12:05,836 INFO L158 Benchmark]: Toolchain (without parser) took 2297.89ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 44.2MB in the beginning and 61.2MB in the end (delta: -17.0MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2023-11-23 20:12:05,836 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:12:05,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 910.44ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 44.0MB in the beginning and 35.1MB in the end (delta: 8.9MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-11-23 20:12:05,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.51ms. Allocated memory is still 94.4MB. Free memory was 34.6MB in the beginning and 32.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:12:05,840 INFO L158 Benchmark]: Boogie Preprocessor took 122.47ms. Allocated memory is still 94.4MB. Free memory was 32.0MB in the beginning and 68.1MB in the end (delta: -36.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:12:05,841 INFO L158 Benchmark]: RCFGBuilder took 1160.06ms. Allocated memory is still 94.4MB. Free memory was 68.1MB in the beginning and 61.2MB in the end (delta: 6.8MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2023-11-23 20:12:05,848 INFO L338 ainManager$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 71.3MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 910.44ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 44.0MB in the beginning and 35.1MB in the end (delta: 8.9MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.51ms. Allocated memory is still 94.4MB. Free memory was 34.6MB in the beginning and 32.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 122.47ms. Allocated memory is still 94.4MB. Free memory was 32.0MB in the beginning and 68.1MB in the end (delta: -36.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1160.06ms. Allocated memory is still 94.4MB. Free memory was 68.1MB in the beginning and 61.2MB in the end (delta: 6.8MB). Peak memory consumption was 40.3MB. 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~mem13#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~mem13#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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:12:05,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c2eaea8-8c32-4714-9376-de5ff56afa76/bin/ukojak-verify-1t5iHCbJaC/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~mem13#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?