./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi --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 a6d0914923ba77f2cbf67d52dc6ec759519359118cb2f8fd5f254f95bf2b938e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:11,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:12,079 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:02:12,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:12,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:12,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:12,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:12,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:12,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:12,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:12,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:12,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:12,137 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:12,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:12,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:12,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:12,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:12,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:12,141 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:12,141 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:02:12,141 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:12,142 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:12,144 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:12,144 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:12,145 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:12,146 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:12,146 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:12,147 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:12,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:12,147 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:12,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:12,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:12,149 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:12,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:12,150 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:12,150 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_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6d0914923ba77f2cbf67d52dc6ec759519359118cb2f8fd5f254f95bf2b938e [2023-11-24 23:02:12,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:12,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:12,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:12,520 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:12,520 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:12,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 23:02:15,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:16,021 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:16,022 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 23:02:16,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/data/3050ee80b/1dc5f47e819a44879ed4cadfe4faa87e/FLAG1839ba4af [2023-11-24 23:02:16,061 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/data/3050ee80b/1dc5f47e819a44879ed4cadfe4faa87e [2023-11-24 23:02:16,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:16,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:16,068 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:16,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:16,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:16,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:16,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23845871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16, skipping insertion in model container [2023-11-24 23:02:16,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:16,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:16,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:16,724 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:16,883 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:16,932 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:16,933 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:16,941 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:16,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16 WrapperNode [2023-11-24 23:02:16,942 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:16,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:16,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:16,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:16,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:16,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,038 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 110 [2023-11-24 23:02:17,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:17,040 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:17,041 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:17,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:17,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:17,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:17,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:17,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:17,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:16" (1/1) ... [2023-11-24 23:02:17,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:17,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:17,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:17,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:17,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:02:17,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:02:17,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:02:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:02:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:17,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:17,201 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:02:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:02:17,201 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:02:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:02:17,201 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:02:17,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:02:17,202 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 23:02:17,202 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 23:02:17,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:17,202 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:02:17,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:17,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:17,205 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:02:17,384 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:17,386 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:17,869 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:18,017 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:02:18,021 INFO L158 Benchmark]: Toolchain (without parser) took 1953.96ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 68.0MB in the beginning and 69.4MB in the end (delta: -1.4MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-11-24 23:02:18,022 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.0MB in the end (delta: 179.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:18,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 875.45ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 67.9MB in the beginning and 116.9MB in the end (delta: -49.0MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-11-24 23:02:18,023 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.03ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 114.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:18,024 INFO L158 Benchmark]: Boogie Preprocessor took 76.86ms. Allocated memory is still 153.1MB. Free memory was 114.1MB in the beginning and 112.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:18,025 INFO L158 Benchmark]: RCFGBuilder took 901.07ms. Allocated memory is still 153.1MB. Free memory was 112.0MB in the beginning and 69.4MB in the end (delta: 42.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-24 23:02:18,028 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory was 73.2MB in the beginning and 73.0MB in the end (delta: 179.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 875.45ms. Allocated memory was 117.4MB in the beginning and 153.1MB in the end (delta: 35.7MB). Free memory was 67.9MB in the beginning and 116.9MB in the end (delta: -49.0MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.03ms. Allocated memory is still 153.1MB. Free memory was 116.9MB in the beginning and 114.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.86ms. Allocated memory is still 153.1MB. Free memory was 114.1MB in the beginning and 112.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 901.07ms. Allocated memory is still 153.1MB. Free memory was 112.0MB in the beginning and 69.4MB in the end (delta: 42.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:02:18,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi --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 a6d0914923ba77f2cbf67d52dc6ec759519359118cb2f8fd5f254f95bf2b938e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:20,790 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:20,882 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:02:20,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:20,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:20,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:20,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:20,925 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:20,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:20,936 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:20,937 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:20,937 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:20,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:20,940 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:20,940 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:20,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:20,941 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:02:20,942 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:02:20,942 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:02:20,943 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:02:20,943 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:20,944 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:20,944 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:20,945 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:20,945 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:20,946 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:20,946 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:20,947 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:20,947 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:20,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:20,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:20,951 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:20,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:20,952 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:20,953 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:02:20,953 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:20,953 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:20,954 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:02:20,954 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:20,955 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_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6d0914923ba77f2cbf67d52dc6ec759519359118cb2f8fd5f254f95bf2b938e [2023-11-24 23:02:21,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:21,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:21,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:21,388 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:21,388 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:21,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 23:02:24,557 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:24,924 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:24,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/sv-benchmarks/c/pthread-wmm/mix030_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 23:02:24,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/data/5bccff88a/e06a82d9486149a2b53bf62abae426f8/FLAG6246acd19 [2023-11-24 23:02:24,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/data/5bccff88a/e06a82d9486149a2b53bf62abae426f8 [2023-11-24 23:02:24,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:24,971 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:24,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:24,977 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:24,981 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:24,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:24" (1/1) ... [2023-11-24 23:02:24,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a71510f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:24, skipping insertion in model container [2023-11-24 23:02:24,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:24" (1/1) ... [2023-11-24 23:02:25,073 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:25,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:25,735 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:25,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:25,897 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:25,897 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:02:25,905 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:25,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25 WrapperNode [2023-11-24 23:02:25,906 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:25,907 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:25,907 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:25,907 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:25,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:25,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:25,976 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 111 [2023-11-24 23:02:25,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:25,977 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:25,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:25,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:25,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:25,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:26,003 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:26,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:26,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:26,045 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:26,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:26,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:26,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:26,058 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:26,058 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:26,058 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:26,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:25" (1/1) ... [2023-11-24 23:02:26,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:26,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:26,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:26,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:26,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:02:26,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:02:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:02:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:26,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:02:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:02:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:02:26,166 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:02:26,166 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:02:26,166 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:02:26,167 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:02:26,167 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:02:26,168 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 23:02:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 23:02:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:02:26,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:26,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:26,171 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:02:26,428 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:26,431 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:27,044 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:27,200 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:02:27,205 INFO L158 Benchmark]: Toolchain (without parser) took 2233.31ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 54.6MB in the beginning and 69.8MB in the end (delta: -15.2MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-11-24 23:02:27,206 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 22.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:27,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 929.91ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 47.7MB in the end (delta: 6.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:27,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.53ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 45.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:27,209 INFO L158 Benchmark]: Boogie Preprocessor took 79.81ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 42.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:27,210 INFO L158 Benchmark]: RCFGBuilder took 1145.30ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 42.6MB in the beginning and 69.8MB in the end (delta: -27.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-24 23:02:27,213 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 22.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 929.91ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 47.7MB in the end (delta: 6.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.53ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 45.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.81ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 42.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1145.30ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 42.6MB in the beginning and 69.8MB in the end (delta: -27.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:02:27,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d908153d-cdf9-4105-9f6c-3ef5f086b38c/bin/ukojak-verify-afCqCEvfdi/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?