./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi008.opt.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_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:15,243 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:15,341 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:06:15,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:15,354 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:15,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:15,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:15,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:15,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:15,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:15,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:15,408 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:15,408 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:15,410 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:15,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:15,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:15,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:15,412 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:15,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:15,412 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:15,413 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:15,414 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:15,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:15,414 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:15,415 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:15,415 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:15,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:15,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:15,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:15,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:15,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:15,419 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:15,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:15,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:15,420 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_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e [2023-11-12 00:06:15,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:15,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:15,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:15,739 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:15,740 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:15,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i [2023-11-12 00:06:18,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:19,128 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:19,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/sv-benchmarks/c/pthread-wmm/rfi008.opt.i [2023-11-12 00:06:19,150 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/data/334341769/8e50e6cce7874a949648fb07c6a149ac/FLAG3d99eedab [2023-11-12 00:06:19,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/data/334341769/8e50e6cce7874a949648fb07c6a149ac [2023-11-12 00:06:19,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:19,169 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:19,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:19,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:19,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:19,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:19,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1435b38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19, skipping insertion in model container [2023-11-12 00:06:19,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:19,234 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:19,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:19,765 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:19,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:19,888 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:19,888 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:19,896 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:19,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19 WrapperNode [2023-11-12 00:06:19,897 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:19,898 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:19,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:19,899 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:19,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:19,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:19,976 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2023-11-12 00:06:19,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:19,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:19,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:19,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:19,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:19,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:19,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:19,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:20,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:20,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:20,015 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:20,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:20,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:20,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:20,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:20,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:20,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:19" (1/1) ... [2023-11-12 00:06:20,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:20,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:20,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:20,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:06:20,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:06:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:06:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:20,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:20,130 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:06:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:06:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:06:20,131 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:06:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:20,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:20,133 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:06:20,359 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:20,362 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:20,799 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:21,007 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:21,007 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:06:21,008 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L778 is neither atomic block end nor a sink node. [2023-11-12 00:06:21,009 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) [2023-11-12 00:06:21,015 INFO L158 Benchmark]: Toolchain (without parser) took 1846.32ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 74.2MB in the beginning and 97.4MB in the end (delta: -23.2MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:21,016 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 119.5MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:21,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 725.64ms. Allocated memory is still 119.5MB. Free memory was 73.8MB in the beginning and 50.3MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:21,018 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.78ms. Allocated memory is still 119.5MB. Free memory was 49.9MB in the beginning and 47.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:21,019 INFO L158 Benchmark]: Boogie Preprocessor took 50.41ms. Allocated memory is still 119.5MB. Free memory was 47.8MB in the beginning and 46.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:21,021 INFO L158 Benchmark]: RCFGBuilder took 981.90ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 46.2MB in the beginning and 97.4MB in the end (delta: -51.3MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:21,028 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 119.5MB. Free memory is still 66.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 725.64ms. Allocated memory is still 119.5MB. Free memory was 73.8MB in the beginning and 50.3MB in the end (delta: 23.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.78ms. Allocated memory is still 119.5MB. Free memory was 49.9MB in the beginning and 47.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.41ms. Allocated memory is still 119.5MB. Free memory was 47.8MB in the beginning and 46.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 981.90ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 46.2MB in the beginning and 97.4MB in the end (delta: -51.3MB). Peak memory consumption was 19.1MB. 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. [2023-11-12 00:06:21,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:23,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:23,981 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:06:24,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:24,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:24,046 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:24,047 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:24,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:24,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:24,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:24,050 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:24,050 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:24,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:24,051 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:24,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:24,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:24,053 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:06:24,053 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:06:24,054 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:24,054 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:06:24,055 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:24,058 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:24,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:24,059 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:24,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:24,060 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:24,060 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:06:24,061 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:24,061 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:24,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:24,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:24,063 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:24,064 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:24,064 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:24,064 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:06:24,064 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:24,065 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:24,065 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:06:24,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:24,065 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_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d082f4414248fc35e1fa616a9787901263e0e45c6e6a28545f00aa25d14032e [2023-11-12 00:06:24,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:24,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:24,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:24,618 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:24,619 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:24,620 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/rfi008.opt.i [2023-11-12 00:06:27,918 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:28,339 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:28,342 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/sv-benchmarks/c/pthread-wmm/rfi008.opt.i [2023-11-12 00:06:28,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/data/5b891e5ed/7c3df6bad47646cdb7110129e9c7cc21/FLAG6a5607959 [2023-11-12 00:06:28,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/data/5b891e5ed/7c3df6bad47646cdb7110129e9c7cc21 [2023-11-12 00:06:28,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:28,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:28,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:28,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:28,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:28,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:28" (1/1) ... [2023-11-12 00:06:28,407 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf22bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:28, skipping insertion in model container [2023-11-12 00:06:28,408 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:28" (1/1) ... [2023-11-12 00:06:28,492 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:29,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:29,099 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:29,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:29,232 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:29,232 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:29,239 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:29,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29 WrapperNode [2023-11-12 00:06:29,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:29,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:29,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:29,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:29,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,300 INFO L138 Inliner]: procedures = 178, calls = 46, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2023-11-12 00:06:29,301 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:29,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:29,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:29,303 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:29,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:29,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:29,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:29,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:29,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:29" (1/1) ... [2023-11-12 00:06:29,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:29,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:29,438 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:29,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:29,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:06:29,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:06:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:29,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:06:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:06:29,496 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:06:29,496 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:06:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:06:29,497 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:06:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:29,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:29,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:29,500 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:06:29,687 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:29,690 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:30,224 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:30,466 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:30,467 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:06:30,468 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L778 is neither atomic block end nor a sink node. [2023-11-12 00:06:30,469 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) [2023-11-12 00:06:30,477 INFO L158 Benchmark]: Toolchain (without parser) took 2077.95ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 45.9MB in the beginning and 55.4MB in the end (delta: -9.5MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2023-11-12 00:06:30,478 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 106.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:30,480 INFO L158 Benchmark]: CACSL2BoogieTranslator took 841.03ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 45.8MB in the beginning and 52.8MB in the end (delta: -7.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:06:30,481 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.63ms. Allocated memory is still 86.0MB. Free memory was 52.8MB in the beginning and 50.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:30,482 INFO L158 Benchmark]: Boogie Preprocessor took 92.17ms. Allocated memory is still 86.0MB. Free memory was 50.7MB in the beginning and 48.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:30,483 INFO L158 Benchmark]: RCFGBuilder took 1080.12ms. Allocated memory is still 86.0MB. Free memory was 48.3MB in the beginning and 55.4MB in the end (delta: -7.1MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-12 00:06:30,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 46.9MB in the end (delta: 106.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 841.03ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 45.8MB in the beginning and 52.8MB in the end (delta: -7.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.63ms. Allocated memory is still 86.0MB. Free memory was 52.8MB in the beginning and 50.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.17ms. Allocated memory is still 86.0MB. Free memory was 50.7MB in the beginning and 48.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1080.12ms. Allocated memory is still 86.0MB. Free memory was 48.3MB in the beginning and 55.4MB in the end (delta: -7.1MB). Peak memory consumption was 21.7MB. 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. [2023-11-12 00:06:30,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13ca35da-0f1e-4cce-9bb5-27c3d42cfc40/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?