./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3 --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 bdec055c4bfc04b6b0c3fc918f7b96def91dcb331178222835136af29a7feef5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:14:13,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:14:14,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:14:14,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:14:14,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:14:14,119 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:14:14,120 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:14:14,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:14:14,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:14:14,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:14:14,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:14:14,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:14:14,122 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:14:14,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:14:14,126 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:14:14,126 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:14:14,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:14:14,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:14:14,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:14:14,126 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:14:14,127 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:14:14,127 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:14:14,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:14:14,127 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:14:14,127 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:14:14,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:14:14,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:14:14,127 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:14:14,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:14:14,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:14:14,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:14:14,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:14:14,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:14:14,128 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:14:14,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:14:14,128 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3 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 -> bdec055c4bfc04b6b0c3fc918f7b96def91dcb331178222835136af29a7feef5 [2024-11-25 04:14:14,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:14:14,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:14:14,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:14:14,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:14:14,511 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:14:14,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i [2024-11-25 04:14:17,550 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data/02c2c009d/8692798f208a4335a6e536c6a377abd5/FLAG754845b58 [2024-11-25 04:14:17,970 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:14:17,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i [2024-11-25 04:14:17,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data/02c2c009d/8692798f208a4335a6e536c6a377abd5/FLAG754845b58 [2024-11-25 04:14:18,133 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data/02c2c009d/8692798f208a4335a6e536c6a377abd5 [2024-11-25 04:14:18,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:14:18,137 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:14:18,138 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:14:18,138 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:14:18,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:14:18,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,148 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d8fdda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18, skipping insertion in model container [2024-11-25 04:14:18,148 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,201 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:14:18,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:14:18,606 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:14:18,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:14:18,739 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:14:18,740 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18 WrapperNode [2024-11-25 04:14:18,740 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:14:18,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:14:18,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:14:18,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:14:18,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,814 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-11-25 04:14:18,815 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:14:18,816 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:14:18,816 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:14:18,816 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:14:18,826 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,831 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,834 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,849 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,858 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:14:18,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:14:18,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:14:18,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:14:18,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:18" (1/1) ... [2024-11-25 04:14:18,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:14:18,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:14:18,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:14:18,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:14:18,953 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:14:18,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:14:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:14:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:14:18,954 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:14:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:14:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:14:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:14:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:14:18,955 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:14:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:14:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:14:18,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:14:18,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:14:18,957 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:14:19,119 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:14:19,123 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:14:19,592 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:14:19,593 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:14:19,856 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:14:19,865 INFO L158 Benchmark]: Toolchain (without parser) took 1727.28ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 107.5MB in the end (delta: 9.3MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2024-11-25 04:14:19,868 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:14:19,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 602.84ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 93.3MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:14:19,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.15ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 91.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:14:19,869 INFO L158 Benchmark]: Boogie Preprocessor took 50.67ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 89.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:14:19,869 INFO L158 Benchmark]: RCFGBuilder took 995.31ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 107.5MB in the end (delta: -18.1MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-11-25 04:14:19,874 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 602.84ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 93.3MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.15ms. Allocated memory is still 142.6MB. Free memory was 93.3MB in the beginning and 91.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.67ms. Allocated memory is still 142.6MB. Free memory was 91.1MB in the beginning and 89.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 995.31ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 107.5MB in the end (delta: -18.1MB). Peak memory consumption was 39.4MB. 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:14:19,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3 --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 bdec055c4bfc04b6b0c3fc918f7b96def91dcb331178222835136af29a7feef5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:14:22,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:14:22,782 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 04:14:22,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:14:22,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:14:22,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:14:22,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:14:22,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:14:22,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:14:22,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:14:22,813 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:14:22,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:14:22,813 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:14:22,813 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:14:22,813 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:14:22,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:14:22,814 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:14:22,814 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:14:22,814 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:14:22,814 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:14:22,814 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:14:22,814 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:14:22,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:14:22,815 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:14:22,815 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:14:22,815 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:14:22,815 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:14:22,815 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:14:22,816 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:14:22,816 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:14:22,816 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:14:22,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:14:22,816 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:14:22,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:14:22,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:14:22,817 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:14:22,817 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:14:22,817 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:14:22,817 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3 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 -> bdec055c4bfc04b6b0c3fc918f7b96def91dcb331178222835136af29a7feef5 [2024-11-25 04:14:23,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:14:23,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:14:23,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:14:23,177 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:14:23,178 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:14:23,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i [2024-11-25 04:14:26,219 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data/820a9a6a1/da4d5811264f4ac8a0c556bd05a942d9/FLAG05b26ab53 [2024-11-25 04:14:26,511 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:14:26,511 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/sv-benchmarks/c/pthread-wmm/safe011_power.opt_pso.opt.i [2024-11-25 04:14:26,527 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data/820a9a6a1/da4d5811264f4ac8a0c556bd05a942d9/FLAG05b26ab53 [2024-11-25 04:14:26,543 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/data/820a9a6a1/da4d5811264f4ac8a0c556bd05a942d9 [2024-11-25 04:14:26,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:14:26,546 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:14:26,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:14:26,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:14:26,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:14:26,553 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:14:26" (1/1) ... [2024-11-25 04:14:26,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39694092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:26, skipping insertion in model container [2024-11-25 04:14:26,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:14:26" (1/1) ... [2024-11-25 04:14:26,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:14:27,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:14:27,167 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:14:27,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:14:27,312 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:14:27,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27 WrapperNode [2024-11-25 04:14:27,313 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:14:27,314 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:14:27,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:14:27,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:14:27,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,337 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,369 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-11-25 04:14:27,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:14:27,370 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:14:27,370 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:14:27,370 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:14:27,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,384 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,385 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,396 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,399 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,402 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:14:27,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:14:27,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:14:27,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:14:27,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:14:27" (1/1) ... [2024-11-25 04:14:27,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:14:27,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:14:27,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:14:27,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:14:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:14:27,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:14:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:14:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:14:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:14:27,478 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:14:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:14:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:14:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:14:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:14:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:14:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:14:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:14:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:14:27,481 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:14:27,654 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:14:27,657 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:14:28,067 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:14:28,068 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:14:28,379 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:14:28,385 INFO L158 Benchmark]: Toolchain (without parser) took 1837.75ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 65.5MB in the end (delta: 26.3MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2024-11-25 04:14:28,387 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:14:28,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 765.55ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 68.1MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:14:28,388 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.82ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:14:28,391 INFO L158 Benchmark]: Boogie Preprocessor took 37.37ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 63.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:14:28,392 INFO L158 Benchmark]: RCFGBuilder took 974.75ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 65.5MB in the end (delta: -1.9MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-25 04:14:28,394 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 765.55ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 68.1MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.82ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.7MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.37ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 63.5MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 974.75ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 65.5MB in the end (delta: -1.9MB). Peak memory consumption was 38.5MB. 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:14:28,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0182072d-df58-4206-979d-04811c91a63e/bin/ukojak-verify-ENZ3QT5qd3/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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?