./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2 --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 a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:53:14,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:15,073 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:53:15,083 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:53:15,084 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:53:15,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:15,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:15,132 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:15,133 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:15,138 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:15,140 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:15,140 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:15,141 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:53:15,142 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:53:15,143 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:53:15,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:15,143 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:15,144 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:15,144 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:15,145 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:53:15,145 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:53:15,146 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:53:15,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:15,146 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:15,147 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:15,148 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:15,148 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:15,148 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:15,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:15,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:15,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:15,151 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:15,151 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:53:15,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:53:15,151 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:15,152 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_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2023-11-21 18:53:15,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:15,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:15,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:15,463 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:15,464 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:15,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2023-11-21 18:53:18,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:18,954 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:18,955 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2023-11-21 18:53:18,988 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/data/e24c38e96/f7b26471a9f44587ad480ef690c14c21/FLAGa1271f1df [2023-11-21 18:53:19,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/data/e24c38e96/f7b26471a9f44587ad480ef690c14c21 [2023-11-21 18:53:19,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:19,013 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:19,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:19,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:19,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:19,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56ebf64d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:19, skipping insertion in model container [2023-11-21 18:53:19,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:19" (1/1) ... [2023-11-21 18:53:19,133 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:19,323 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:53:19,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:19,940 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:19,953 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:53:20,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:20,177 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:20,179 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:20,179 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:20,187 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:20,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20 WrapperNode [2023-11-21 18:53:20,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:20,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:20,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:20,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:20,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,250 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,288 INFO L138 Inliner]: procedures = 470, calls = 65, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2023-11-21 18:53:20,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:20,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:20,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:20,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:20,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,307 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,338 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,345 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:20,346 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:20,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:20,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:20,347 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:20" (1/1) ... [2023-11-21 18:53:20,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:20,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:20,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:20,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:20,451 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:53:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:53:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:53:20,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:53:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:53:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:53:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:53:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-21 18:53:20,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-21 18:53:20,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:20,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-21 18:53:20,454 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-21 18:53:20,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:53:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:53:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:53:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:53:20,458 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:53:20,787 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:20,794 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:21,075 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:21,178 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_probe_#t~mem16#1 := read~int(my_drv_probe_~data#1.base, 24 + my_drv_probe_~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:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:53:21,182 INFO L158 Benchmark]: Toolchain (without parser) took 2168.78ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 70.4MB in the beginning and 122.9MB in the end (delta: -52.5MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2023-11-21 18:53:21,183 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 136.3MB. Free memory was 107.8MB in the beginning and 107.7MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:53:21,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1172.97ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 70.2MB in the beginning and 95.3MB in the end (delta: -25.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-21 18:53:21,185 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.00ms. Allocated memory is still 176.2MB. Free memory was 95.3MB in the beginning and 91.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:53:21,186 INFO L158 Benchmark]: Boogie Preprocessor took 55.84ms. Allocated memory is still 176.2MB. Free memory was 91.8MB in the beginning and 89.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:53:21,187 INFO L158 Benchmark]: RCFGBuilder took 834.16ms. Allocated memory is still 176.2MB. Free memory was 89.0MB in the beginning and 122.9MB in the end (delta: -33.9MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2023-11-21 18:53:21,190 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 136.3MB. Free memory was 107.8MB in the beginning and 107.7MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1172.97ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 70.2MB in the beginning and 95.3MB in the end (delta: -25.1MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.00ms. Allocated memory is still 176.2MB. Free memory was 95.3MB in the beginning and 91.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.84ms. Allocated memory is still 176.2MB. Free memory was 91.8MB in the beginning and 89.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 834.16ms. Allocated memory is still 176.2MB. Free memory was 89.0MB in the beginning and 122.9MB in the end (delta: -33.9MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: call my_drv_probe_#t~mem16#1 := read~int(my_drv_probe_~data#1.base, 24 + my_drv_probe_~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_probe_#t~mem16#1 := read~int(my_drv_probe_~data#1.base, 24 + my_drv_probe_~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:355) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:53:21,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2 --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 a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:53:24,024 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:53:24,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:53:24,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:53:24,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:53:24,235 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:53:24,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:53:24,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:53:24,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:53:24,245 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:53:24,245 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:53:24,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:53:24,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:53:24,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:53:24,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:53:24,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:53:24,250 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:53:24,251 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:53:24,251 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:53:24,252 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:53:24,253 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:53:24,254 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:53:24,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:53:24,255 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:53:24,255 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:53:24,256 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:53:24,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:53:24,257 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:53:24,258 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:53:24,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:53:24,260 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:24,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:53:24,261 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:53:24,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:53:24,262 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:53:24,262 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:53:24,262 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:53:24,263 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:53:24,263 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:53:24,264 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_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2023-11-21 18:53:24,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:53:24,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:53:24,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:53:24,782 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:53:24,782 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:53:24,784 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2023-11-21 18:53:28,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:53:28,561 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:53:28,561 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2023-11-21 18:53:28,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/data/56fc7a490/1c36b8074c14448b8f448104faafe650/FLAGab60238aa [2023-11-21 18:53:28,612 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/data/56fc7a490/1c36b8074c14448b8f448104faafe650 [2023-11-21 18:53:28,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:53:28,620 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:53:28,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:28,624 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:53:28,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:53:28,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:28" (1/1) ... [2023-11-21 18:53:28,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7007e37e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:28, skipping insertion in model container [2023-11-21 18:53:28,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:53:28" (1/1) ... [2023-11-21 18:53:28,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:28,931 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:53:29,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:29,680 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:53:29,700 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:53:29,703 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:53:29,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:29,800 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:53:29,813 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:53:29,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:53:29,991 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:29,992 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:29,992 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:53:29,999 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:53:29,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29 WrapperNode [2023-11-21 18:53:30,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:53:30,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:30,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:53:30,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:53:30,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,085 INFO L138 Inliner]: procedures = 474, calls = 65, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 115 [2023-11-21 18:53:30,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:53:30,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:53:30,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:53:30,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:53:30,096 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,104 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,104 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:53:30,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:53:30,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:53:30,151 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:53:30,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:53:29" (1/1) ... [2023-11-21 18:53:30,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:53:30,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:53:30,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:53:30,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:53:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:53:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:53:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:53:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:53:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:53:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:53:30,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:53:30,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:53:30,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-21 18:53:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-21 18:53:30,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:53:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:53:30,243 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:53:30,243 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-21 18:53:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-21 18:53:30,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:53:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:53:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:53:30,255 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:53:30,586 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:53:30,588 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:53:31,155 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:53:31,341 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_probe_#t~mem16#1 := read~intINTTYPE4(my_drv_probe_~data#1.base, ~bvadd~32(24bv32, my_drv_probe_~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:355) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:53:31,351 INFO L158 Benchmark]: Toolchain (without parser) took 2728.96ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 62.9MB in the beginning and 67.7MB in the end (delta: -4.8MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-11-21 18:53:31,351 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:53:31,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1376.01ms. Allocated memory is still 90.2MB. Free memory was 62.6MB in the beginning and 44.3MB in the end (delta: 18.3MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-11-21 18:53:31,353 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.72ms. Allocated memory is still 90.2MB. Free memory was 44.3MB in the beginning and 40.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:53:31,355 INFO L158 Benchmark]: Boogie Preprocessor took 63.48ms. Allocated memory is still 90.2MB. Free memory was 40.6MB in the beginning and 36.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:53:31,356 INFO L158 Benchmark]: RCFGBuilder took 1198.17ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 36.4MB in the beginning and 67.7MB in the end (delta: -31.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-21 18:53:31,365 INFO L338 ainManager$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 67.1MB. Free memory was 42.9MB in the beginning and 42.8MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1376.01ms. Allocated memory is still 90.2MB. Free memory was 62.6MB in the beginning and 44.3MB in the end (delta: 18.3MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.72ms. Allocated memory is still 90.2MB. Free memory was 44.3MB in the beginning and 40.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.48ms. Allocated memory is still 90.2MB. Free memory was 40.6MB in the beginning and 36.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1198.17ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 36.4MB in the beginning and 67.7MB in the end (delta: -31.2MB). Peak memory consumption was 8.6MB. 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_probe_#t~mem16#1 := read~intINTTYPE4(my_drv_probe_~data#1.base, ~bvadd~32(24bv32, my_drv_probe_~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_probe_#t~mem16#1 := read~intINTTYPE4(my_drv_probe_~data#1.base, ~bvadd~32(24bv32, my_drv_probe_~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:355) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:53:31,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5cf876-ed4c-4938-b95f-04751f1afc5a/bin/ukojak-verify-i0I2FZA1j2/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_probe_#t~mem16#1 := read~intINTTYPE4(my_drv_probe_~data#1.base, ~bvadd~32(24bv32, my_drv_probe_~data#1.offset), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?