./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:58:14,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:58:14,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:58:14,267 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:58:14,268 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:58:14,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:58:14,294 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:58:14,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:58:14,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:58:14,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:58:14,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:58:14,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:58:14,298 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:58:14,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:58:14,300 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:58:14,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:58:14,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:58:14,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:58:14,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:58:14,303 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:58:14,303 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:58:14,309 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:58:14,310 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:58:14,311 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:58:14,311 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:58:14,312 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:58:14,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:58:14,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:14,313 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:58:14,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:58:14,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:58:14,316 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:58:14,316 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:58:14,317 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:58:14,317 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_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2023-11-11 23:58:14,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:58:14,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:58:14,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:58:14,603 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:58:14,604 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:58:14,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-11 23:58:17,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:58:18,235 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:58:18,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-11 23:58:18,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/data/6e7c664ca/e8924a2728a54a83b997b348921c5bb3/FLAG377d75d2e [2023-11-11 23:58:18,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/data/6e7c664ca/e8924a2728a54a83b997b348921c5bb3 [2023-11-11 23:58:18,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:58:18,285 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:58:18,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:18,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:58:18,297 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:58:18,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:18" (1/1) ... [2023-11-11 23:58:18,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36acf468 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:18, skipping insertion in model container [2023-11-11 23:58:18,299 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:18" (1/1) ... [2023-11-11 23:58:18,380 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:58:18,527 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:58:19,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:19,237 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:58:19,252 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:58:19,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:19,518 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:19,518 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:19,519 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:19,527 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:58:19,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19 WrapperNode [2023-11-11 23:58:19,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:19,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:19,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:58:19,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:58:19,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,611 INFO L138 Inliner]: procedures = 469, calls = 64, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117 [2023-11-11 23:58:19,612 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:19,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:58:19,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:58:19,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:58:19,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,646 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:58:19,664 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:58:19,664 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:58:19,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:58:19,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:19" (1/1) ... [2023-11-11 23:58:19,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:19,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:58:19,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:58:19,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:58:19,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:58:19,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:58:19,769 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:58:19,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:58:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:58:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:58:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:58:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-11 23:58:19,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-11 23:58:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:58:19,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:58:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-11 23:58:19,772 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-11 23:58:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:58:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:58:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:58:19,776 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:58:20,161 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:58:20,164 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:58:20,412 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:58:20,494 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:58:20,494 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:58:20,502 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L1733 is neither atomic block end nor a sink node. [2023-11-11 23:58:20,502 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:58:20,507 INFO L158 Benchmark]: Toolchain (without parser) took 2220.86ms. Allocated memory is still 192.9MB. Free memory was 142.5MB in the beginning and 142.4MB in the end (delta: 41.7kB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. [2023-11-11 23:58:20,508 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 151.0MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:58:20,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1241.33ms. Allocated memory is still 192.9MB. Free memory was 142.0MB in the beginning and 86.8MB in the end (delta: 55.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-11 23:58:20,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.22ms. Allocated memory is still 192.9MB. Free memory was 86.8MB in the beginning and 83.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:58:20,511 INFO L158 Benchmark]: Boogie Preprocessor took 50.27ms. Allocated memory is still 192.9MB. Free memory was 83.4MB in the beginning and 80.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:58:20,512 INFO L158 Benchmark]: RCFGBuilder took 841.04ms. Allocated memory is still 192.9MB. Free memory was 80.5MB in the beginning and 142.4MB in the end (delta: -61.9MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-11 23:58:20,517 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 151.0MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1241.33ms. Allocated memory is still 192.9MB. Free memory was 142.0MB in the beginning and 86.8MB in the end (delta: 55.2MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.22ms. Allocated memory is still 192.9MB. Free memory was 86.8MB in the beginning and 83.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.27ms. Allocated memory is still 192.9MB. Free memory was 83.4MB in the beginning and 80.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 841.04ms. Allocated memory is still 192.9MB. Free memory was 80.5MB in the beginning and 142.4MB in the end (delta: -61.9MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:58:20,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/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_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:58:23,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:58:23,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:58:23,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:58:23,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:58:23,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:58:23,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:58:23,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:58:23,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:58:23,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:58:23,550 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:58:23,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:58:23,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:58:23,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:58:23,553 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:58:23,553 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:58:23,554 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:58:23,554 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:58:23,555 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:58:23,556 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:58:23,556 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:58:23,557 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:58:23,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:58:23,558 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:58:23,558 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:58:23,558 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:58:23,559 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:58:23,559 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:58:23,560 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:58:23,560 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:58:23,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:23,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:58:23,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:58:23,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:58:23,563 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:58:23,563 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:58:23,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:58:23,563 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:58:23,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:58:23,565 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_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2023-11-11 23:58:23,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:58:23,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:58:23,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:58:23,976 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:58:23,977 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:58:23,978 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-11 23:58:27,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:58:27,676 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:58:27,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2023-11-11 23:58:27,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/data/853dd843a/38f8f60c838a4440b9c375257983c769/FLAG2da8482e2 [2023-11-11 23:58:27,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/data/853dd843a/38f8f60c838a4440b9c375257983c769 [2023-11-11 23:58:27,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:58:27,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:58:27,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:27,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:58:27,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:58:27,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:27" (1/1) ... [2023-11-11 23:58:27,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1199f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:27, skipping insertion in model container [2023-11-11 23:58:27,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:58:27" (1/1) ... [2023-11-11 23:58:27,829 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:58:28,042 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:58:28,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:28,768 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:58:28,784 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:58:28,787 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:58:28,847 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:28,853 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:58:28,865 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-11 23:58:28,910 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:58:29,107 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:29,107 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:29,107 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:58:29,116 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:58:29,116 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29 WrapperNode [2023-11-11 23:58:29,116 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:58:29,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:29,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:58:29,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:58:29,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,162 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,195 INFO L138 Inliner]: procedures = 473, calls = 64, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 115 [2023-11-11 23:58:29,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:58:29,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:58:29,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:58:29,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:58:29,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,262 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:58:29,263 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:58:29,263 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:58:29,263 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:58:29,264 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:58:29" (1/1) ... [2023-11-11 23:58:29,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:58:29,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:58:29,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:58:29,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:58:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:58:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:58:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:58:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:58:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:58:29,355 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:58:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:58:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:58:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-11 23:58:29,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-11 23:58:29,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:58:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:58:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:58:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-11 23:58:29,357 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-11 23:58:29,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:58:29,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:58:29,361 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:58:29,766 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:58:29,768 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:58:30,189 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:58:30,276 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:58:30,284 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:58:30,285 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L1733 is neither atomic block end nor a sink node. [2023-11-11 23:58:30,286 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:58:30,291 INFO L158 Benchmark]: Toolchain (without parser) took 2549.33ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 61.9MB in the beginning and 72.9MB in the end (delta: -11.0MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-11 23:58:30,292 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:58:30,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1372.45ms. Allocated memory is still 88.1MB. Free memory was 61.6MB in the beginning and 41.4MB in the end (delta: 20.2MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2023-11-11 23:58:30,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.25ms. Allocated memory is still 88.1MB. Free memory was 41.4MB in the beginning and 37.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:58:30,294 INFO L158 Benchmark]: Boogie Preprocessor took 65.69ms. Allocated memory is still 88.1MB. Free memory was 37.7MB in the beginning and 33.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:58:30,295 INFO L158 Benchmark]: RCFGBuilder took 1026.60ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 33.5MB in the beginning and 73.6MB in the end (delta: -40.1MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-11-11 23:58:30,299 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 62.9MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1372.45ms. Allocated memory is still 88.1MB. Free memory was 61.6MB in the beginning and 41.4MB in the end (delta: 20.2MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.25ms. Allocated memory is still 88.1MB. Free memory was 41.4MB in the beginning and 37.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.69ms. Allocated memory is still 88.1MB. Free memory was 37.7MB in the beginning and 33.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1026.60ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 33.5MB in the beginning and 73.6MB in the end (delta: -40.1MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:58:30,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a2ff078-30a2-4c96-9b6e-82adc9aaf8b2/bin/ukojak-verify-0OAaufAVZV/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?