./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix000.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:16:19,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:16:19,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:16:19,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:16:19,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:16:19,302 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:16:19,303 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:16:19,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:16:19,304 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:16:19,304 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:16:19,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:16:19,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:16:19,304 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:16:19,304 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:16:19,304 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:16:19,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:16:19,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:16:19,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:16:19,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:16:19,305 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:16:19,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:16:19,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:16:19,305 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:16:19,307 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:16:19,307 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:16:19,307 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:16:19,307 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:16:19,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:16:19,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:16:19,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:16:19,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:16:19,308 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:16:19,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:16:19,308 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_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 [2024-11-13 21:16:19,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:16:19,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:16:19,642 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:16:19,643 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:16:19,644 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:16:19,645 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix000.opt.i Unable to find full path for "g++" [2024-11-13 21:16:21,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:16:21,940 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:16:21,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/sv-benchmarks/c/pthread-wmm/mix000.opt.i [2024-11-13 21:16:21,956 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/data/e4d530570/4b2e6d76019e479fbbcd23924e33cf1b/FLAGcd274d4a9 [2024-11-13 21:16:22,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/data/e4d530570/4b2e6d76019e479fbbcd23924e33cf1b [2024-11-13 21:16:22,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:16:22,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:16:22,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:16:22,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:16:22,132 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:16:22,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c6b058 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22, skipping insertion in model container [2024-11-13 21:16:22,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,190 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:16:22,378 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/sv-benchmarks/c/pthread-wmm/mix000.opt.i[987,1000] [2024-11-13 21:16:22,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:16:22,620 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:16:22,631 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/sv-benchmarks/c/pthread-wmm/mix000.opt.i[987,1000] [2024-11-13 21:16:22,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:16:22,754 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:16:22,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22 WrapperNode [2024-11-13 21:16:22,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:16:22,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:16:22,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:16:22,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:16:22,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,785 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,812 INFO L138 Inliner]: procedures = 174, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2024-11-13 21:16:22,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:16:22,813 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:16:22,813 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:16:22,813 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:16:22,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,826 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,848 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,855 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:16:22,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:16:22,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:16:22,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:16:22,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:22" (1/1) ... [2024-11-13 21:16:22,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:16:22,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:16:22,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:16:22,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:16:22,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:16:22,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:16:22,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:16:22,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:16:22,935 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 21:16:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 21:16:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 21:16:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 21:16:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:16:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:16:22,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:16:22,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:16:22,938 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 21:16:23,111 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:16:23,115 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:16:23,544 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:16:23,547 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:16:23,848 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$w_buff0~0 := 1;~x$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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:16:23,857 INFO L158 Benchmark]: Toolchain (without parser) took 1732.29ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 76.5MB in the end (delta: 16.1MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-13 21:16:23,862 INFO L158 Benchmark]: CDTParser took 2.51ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:23,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.98ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 68.6MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:16:23,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.41ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 66.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:23,863 INFO L158 Benchmark]: Boogie Preprocessor took 48.58ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 65.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:23,863 INFO L158 Benchmark]: RCFGBuilder took 993.83ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 76.5MB in the end (delta: -11.1MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-13 21:16:23,865 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.51ms. Allocated memory is still 167.8MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.98ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 68.6MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.41ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 66.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.58ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 65.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 993.83ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 76.5MB in the end (delta: -11.1MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$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$w_buff0~0 := 1;~x$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. [2024-11-13 21:16:23,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/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_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:16:26,427 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:16:26,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:16:26,567 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:16:26,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:16:26,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:16:26,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:16:26,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:16:26,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:16:26,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:16:26,576 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:16:26,576 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:16:26,576 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:16:26,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:16:26,576 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:16:26,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:16:26,576 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:16:26,577 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:16:26,577 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:16:26,577 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:16:26,577 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:16:26,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:16:26,577 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:16:26,577 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:16:26,577 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:16:26,577 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:16:26,578 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:16:26,578 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:16:26,578 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:16:26,578 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:16:26,578 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:16:26,578 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:16:26,579 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:16:26,579 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:16:26,579 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:16:26,579 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:16:26,579 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_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 [2024-11-13 21:16:26,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:16:26,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:16:26,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:16:26,898 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:16:26,898 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:16:26,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix000.opt.i Unable to find full path for "g++" [2024-11-13 21:16:28,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:16:29,170 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:16:29,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/sv-benchmarks/c/pthread-wmm/mix000.opt.i [2024-11-13 21:16:29,195 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/data/f24aa5245/652c639d50eb4881ac4336a3137090d4/FLAG7e611c263 [2024-11-13 21:16:29,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/data/f24aa5245/652c639d50eb4881ac4336a3137090d4 [2024-11-13 21:16:29,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:16:29,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:16:29,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:16:29,230 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:16:29,235 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:16:29,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:29,237 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5c8c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29, skipping insertion in model container [2024-11-13 21:16:29,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:29,288 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:16:29,485 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/sv-benchmarks/c/pthread-wmm/mix000.opt.i[987,1000] [2024-11-13 21:16:29,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:16:29,753 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:16:29,770 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/sv-benchmarks/c/pthread-wmm/mix000.opt.i[987,1000] [2024-11-13 21:16:29,867 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:16:29,925 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:16:29,925 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29 WrapperNode [2024-11-13 21:16:29,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:16:29,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:16:29,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:16:29,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:16:29,937 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:29,973 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,007 INFO L138 Inliner]: procedures = 175, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2024-11-13 21:16:30,007 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:16:30,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:16:30,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:16:30,008 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:16:30,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,044 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,045 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:16:30,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:16:30,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:16:30,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:16:30,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:16:29" (1/1) ... [2024-11-13 21:16:30,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:16:30,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:16:30,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:16:30,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:16:30,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:16:30,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:16:30,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:16:30,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:16:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:16:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 21:16:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 21:16:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 21:16:30,137 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 21:16:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:16:30,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:16:30,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:16:30,139 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 21:16:30,328 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:16:30,331 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:16:30,728 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:16:30,733 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:16:30,962 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$w_buff0~0 := 1bv32;~x$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:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:16:30,967 INFO L158 Benchmark]: Toolchain (without parser) took 1739.97ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 58.2MB in the end (delta: 33.3MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-11-13 21:16:30,969 INFO L158 Benchmark]: CDTParser took 3.92ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:30,970 INFO L158 Benchmark]: CACSL2BoogieTranslator took 698.32ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 67.3MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:16:30,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.52ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:30,970 INFO L158 Benchmark]: Boogie Preprocessor took 44.06ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:16:30,971 INFO L158 Benchmark]: RCFGBuilder took 912.69ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 58.2MB in the end (delta: 5.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2024-11-13 21:16:30,975 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.92ms. Allocated memory is still 117.4MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 698.32ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 67.3MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.52ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 65.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.06ms. Allocated memory is still 117.4MB. Free memory was 65.4MB in the beginning and 63.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 912.69ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 58.2MB in the end (delta: 5.2MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$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$w_buff0~0 := 1bv32;~x$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. [2024-11-13 21:16:31,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_078c9223-2b94-4694-b767-766f8ef2d198/bin/ukojak-verify-EEHR8qb7sm/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$w_buff0~0 := 1bv32;~x$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?