./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be50e7e5241b29f4a9e868e4f8ec6ed8a757d2cee90daca598ed21c4a5ee9d77 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:44:48,911 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:44:48,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:44:48,978 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:44:48,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:44:49,000 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:44:49,001 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:44:49,001 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:44:49,002 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:44:49,003 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:44:49,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:44:49,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:44:49,004 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:44:49,005 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:44:49,005 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:44:49,006 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:44:49,006 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:44:49,007 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:44:49,007 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:44:49,008 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:44:49,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:44:49,009 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:44:49,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:44:49,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:44:49,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:44:49,011 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:44:49,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:44:49,012 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:44:49,012 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:44:49,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:44:49,013 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:44:49,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:44:49,014 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:44:49,015 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_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be50e7e5241b29f4a9e868e4f8ec6ed8a757d2cee90daca598ed21c4a5ee9d77 [2023-12-03 02:44:49,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:44:49,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:44:49,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:44:49,260 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:44:49,261 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:44:49,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2023-12-03 02:44:52,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:44:52,248 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:44:52,249 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2023-12-03 02:44:52,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/data/02a2654d3/f2a233d5b963486386a69ac5d9c6faca/FLAG2cca30cc7 [2023-12-03 02:44:52,278 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/data/02a2654d3/f2a233d5b963486386a69ac5d9c6faca [2023-12-03 02:44:52,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:44:52,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:44:52,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:44:52,283 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:44:52,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:44:52,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ccd8d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52, skipping insertion in model container [2023-12-03 02:44:52,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:44:52,476 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-12-03 02:44:52,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:44:52,677 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:44:52,689 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-12-03 02:44:52,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:44:52,770 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:44:52,770 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:44:52,778 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:44:52,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52 WrapperNode [2023-12-03 02:44:52,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:44:52,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:44:52,780 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:44:52,780 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:44:52,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,830 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-12-03 02:44:52,830 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:44:52,831 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:44:52,831 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:44:52,831 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:44:52,841 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,845 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:44:52,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:44:52,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:44:52,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:44:52,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:52" (1/1) ... [2023-12-03 02:44:52,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:44:52,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:44:52,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:44:52,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:44:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:44:52,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:44:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:44:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:44:52,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:44:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:44:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:44:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:44:52,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:44:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:44:52,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:44:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:44:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:44:52,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:44:52,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:44:52,941 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:44:53,070 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:44:53,073 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:44:53,374 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:44:53,542 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:44:53,547 INFO L158 Benchmark]: Toolchain (without parser) took 1265.11ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 87.8MB in the beginning and 104.1MB in the end (delta: -16.3MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2023-12-03 02:44:53,548 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 136.3MB. Free memory is still 108.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:44:53,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 496.80ms. Allocated memory is still 136.3MB. Free memory was 87.3MB in the beginning and 62.0MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 02:44:53,550 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.43ms. Allocated memory is still 136.3MB. Free memory was 62.0MB in the beginning and 59.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:44:53,550 INFO L158 Benchmark]: Boogie Preprocessor took 37.71ms. Allocated memory is still 136.3MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:44:53,551 INFO L158 Benchmark]: RCFGBuilder took 675.96ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 57.4MB in the beginning and 104.1MB in the end (delta: -46.8MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-12-03 02:44:53,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 136.3MB. Free memory is still 108.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 496.80ms. Allocated memory is still 136.3MB. Free memory was 87.3MB in the beginning and 62.0MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.43ms. Allocated memory is still 136.3MB. Free memory was 62.0MB in the beginning and 59.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.71ms. Allocated memory is still 136.3MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 675.96ms. Allocated memory was 136.3MB in the beginning and 172.0MB in the end (delta: 35.7MB). Free memory was 57.4MB in the beginning and 104.1MB in the end (delta: -46.8MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:44:53,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be50e7e5241b29f4a9e868e4f8ec6ed8a757d2cee90daca598ed21c4a5ee9d77 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:44:55,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:44:55,576 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:44:55,609 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:44:55,610 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:44:55,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:44:55,612 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:44:55,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:44:55,613 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:44:55,613 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:44:55,614 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:44:55,615 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:44:55,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:44:55,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:44:55,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:44:55,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:44:55,617 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:44:55,618 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:44:55,618 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:44:55,619 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:44:55,619 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:44:55,621 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:44:55,621 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:44:55,622 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:44:55,622 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:44:55,623 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:44:55,623 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:44:55,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:44:55,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:44:55,625 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:44:55,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:44:55,625 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:44:55,626 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:44:55,626 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:44:55,626 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:44:55,627 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:44:55,627 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:44:55,627 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_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be50e7e5241b29f4a9e868e4f8ec6ed8a757d2cee90daca598ed21c4a5ee9d77 [2023-12-03 02:44:55,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:44:55,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:44:55,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:44:55,961 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:44:55,961 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:44:55,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2023-12-03 02:44:58,760 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:44:59,059 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:44:59,060 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i [2023-12-03 02:44:59,076 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/data/b3073b911/291e6b4b1ec744ddb086c2b02c3c2e45/FLAG76b7f95de [2023-12-03 02:44:59,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/data/b3073b911/291e6b4b1ec744ddb086c2b02c3c2e45 [2023-12-03 02:44:59,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:44:59,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:44:59,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:44:59,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:44:59,102 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:44:59,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231f9598 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59, skipping insertion in model container [2023-12-03 02:44:59,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,153 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:44:59,322 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-12-03 02:44:59,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:44:59,554 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:44:59,566 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/sv-benchmarks/c/pthread-wmm/rfi000_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2023-12-03 02:44:59,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:44:59,682 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:44:59,682 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:44:59,689 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:44:59,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59 WrapperNode [2023-12-03 02:44:59,690 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:44:59,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:44:59,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:44:59,691 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:44:59,698 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,745 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2023-12-03 02:44:59,746 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:44:59,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:44:59,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:44:59,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:44:59,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,764 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,779 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:44:59,791 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:44:59,792 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:44:59,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:44:59,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:44:59" (1/1) ... [2023-12-03 02:44:59,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:44:59,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:44:59,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:44:59,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:44:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:44:59,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:44:59,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:44:59,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:44:59,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:44:59,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:44:59,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:44:59,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:44:59,860 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:44:59,861 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:44:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:44:59,861 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:44:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:44:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:44:59,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:44:59,863 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:45:00,006 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:45:00,008 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:45:00,318 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:45:00,486 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:45:00,491 INFO L158 Benchmark]: Toolchain (without parser) took 1394.98ms. Allocated memory is still 79.7MB. Free memory was 54.6MB in the beginning and 35.3MB in the end (delta: 19.4MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2023-12-03 02:45:00,492 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:45:00,492 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.29ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 48.8MB in the end (delta: 5.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-12-03 02:45:00,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.14ms. Allocated memory is still 79.7MB. Free memory was 48.8MB in the beginning and 46.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:45:00,493 INFO L158 Benchmark]: Boogie Preprocessor took 44.29ms. Allocated memory is still 79.7MB. Free memory was 46.4MB in the beginning and 43.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:45:00,494 INFO L158 Benchmark]: RCFGBuilder took 697.91ms. Allocated memory is still 79.7MB. Free memory was 43.9MB in the beginning and 35.3MB in the end (delta: 8.7MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2023-12-03 02:45:00,497 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 34.7MB in the beginning and 34.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.29ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 48.8MB in the end (delta: 5.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.14ms. Allocated memory is still 79.7MB. Free memory was 48.8MB in the beginning and 46.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.29ms. Allocated memory is still 79.7MB. Free memory was 46.4MB in the beginning and 43.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 697.91ms. Allocated memory is still 79.7MB. Free memory was 43.9MB in the beginning and 35.3MB in the end (delta: 8.7MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:45:00,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69394dcb-cc11-4ffe-8b08-919cd5d2ddc3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?