./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix000.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_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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 fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:21:00,128 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:21:00,197 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 05:21:00,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:21:00,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:21:00,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:21:00,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:21:00,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:21:00,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:21:00,235 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:21:00,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:21:00,236 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:21:00,236 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:21:00,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:21:00,237 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:21:00,238 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:21:00,238 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:21:00,238 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:21:00,238 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:21:00,238 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:21:00,238 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:21:00,239 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:21:00,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:21:00,239 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:21:00,239 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:21:00,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:21:00,239 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:21:00,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:21:00,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:21:00,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:21:00,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:21:00,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:21:00,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:21:00,240 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:21:00,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:21:00,240 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_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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 -> fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 [2024-11-25 05:21:00,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:21:00,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:21:00,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:21:00,614 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:21:00,615 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:21:00,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix000.opt.i [2024-11-25 05:21:03,921 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data/86a9cf62a/e19de8d1db62470ca1e0acd682648212/FLAGfe2e35059 [2024-11-25 05:21:04,327 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:21:04,328 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/sv-benchmarks/c/pthread-wmm/mix000.opt.i [2024-11-25 05:21:04,348 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data/86a9cf62a/e19de8d1db62470ca1e0acd682648212/FLAGfe2e35059 [2024-11-25 05:21:04,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data/86a9cf62a/e19de8d1db62470ca1e0acd682648212 [2024-11-25 05:21:04,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:21:04,385 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:21:04,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:21:04,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:21:04,394 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:21:04,395 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:04" (1/1) ... [2024-11-25 05:21:04,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2860b371 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:04, skipping insertion in model container [2024-11-25 05:21:04,398 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:04" (1/1) ... [2024-11-25 05:21:04,455 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:21:04,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:21:04,986 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:21:05,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:21:05,108 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:21:05,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05 WrapperNode [2024-11-25 05:21:05,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:21:05,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:21:05,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:21:05,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:21:05,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,193 INFO L138 Inliner]: procedures = 174, calls = 38, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2024-11-25 05:21:05,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:21:05,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:21:05,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:21:05,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:21:05,205 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,205 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,209 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,220 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,221 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,226 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:21:05,233 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:21:05,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:21:05,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:21:05,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:05" (1/1) ... [2024-11-25 05:21:05,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:21:05,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:21:05,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:21:05,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:21:05,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:21:05,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:21:05,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 05:21:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:21:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 05:21:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 05:21:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 05:21:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 05:21:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:21:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 05:21:05,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:21:05,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:21:05,316 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 05:21:05,518 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:21:05,520 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:21:05,938 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:21:05,939 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:21:06,235 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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:21:06,245 INFO L158 Benchmark]: Toolchain (without parser) took 1859.23ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 73.3MB in the end (delta: 17.8MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2024-11-25 05:21:06,246 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:06,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 723.26ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 67.4MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:21:06,248 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.15ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 65.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:06,249 INFO L158 Benchmark]: Boogie Preprocessor took 37.45ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 63.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:06,249 INFO L158 Benchmark]: RCFGBuilder took 1009.73ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 73.3MB in the end (delta: -9.3MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-25 05:21:06,252 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 723.26ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 67.4MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.15ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 65.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.45ms. Allocated memory is still 117.4MB. Free memory was 65.5MB in the beginning and 63.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1009.73ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 73.3MB in the end (delta: -9.3MB). 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$w_buff0~0 := 1;~x$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. [2024-11-25 05:21:06,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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 fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:21:09,499 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:21:09,634 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 05:21:09,671 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:21:09,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:21:09,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:21:09,673 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:21:09,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:21:09,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:21:09,678 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:21:09,679 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:21:09,680 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:21:09,680 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:21:09,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:21:09,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:21:09,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:21:09,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:21:09,681 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:21:09,681 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:21:09,681 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:21:09,682 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:21:09,682 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_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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 -> fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 [2024-11-25 05:21:10,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:21:10,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:21:10,139 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:21:10,141 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:21:10,142 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:21:10,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix000.opt.i [2024-11-25 05:21:13,142 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data/6c91ffbb9/dcdcc27a201240468b398b16860840cd/FLAG23814e3d3 [2024-11-25 05:21:13,480 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:21:13,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/sv-benchmarks/c/pthread-wmm/mix000.opt.i [2024-11-25 05:21:13,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data/6c91ffbb9/dcdcc27a201240468b398b16860840cd/FLAG23814e3d3 [2024-11-25 05:21:13,509 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/data/6c91ffbb9/dcdcc27a201240468b398b16860840cd [2024-11-25 05:21:13,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:21:13,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:21:13,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:21:13,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:21:13,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:21:13,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:13" (1/1) ... [2024-11-25 05:21:13,521 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 05:21:13, skipping insertion in model container [2024-11-25 05:21:13,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:21:13" (1/1) ... [2024-11-25 05:21:13,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:21:14,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:21:14,123 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:21:14,247 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:21:14,298 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:21:14,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14 WrapperNode [2024-11-25 05:21:14,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:21:14,300 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:21:14,300 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:21:14,300 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:21:14,310 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,327 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,362 INFO L138 Inliner]: procedures = 175, calls = 38, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2024-11-25 05:21:14,362 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:21:14,363 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:21:14,363 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:21:14,363 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:21:14,371 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,408 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,410 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,412 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,415 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,416 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,420 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:21:14,421 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:21:14,421 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:21:14,421 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:21:14,422 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:21:14" (1/1) ... [2024-11-25 05:21:14,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:21:14,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:21:14,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:21:14,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 05:21:14,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 05:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 05:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 05:21:14,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 05:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 05:21:14,493 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 05:21:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 05:21:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:21:14,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:21:14,495 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 05:21:14,641 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:21:14,643 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:21:15,038 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:21:15,038 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:21:15,291 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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:21:15,297 INFO L158 Benchmark]: Toolchain (without parser) took 1783.75ms. Allocated memory is still 83.9MB. Free memory was 58.8MB in the beginning and 48.3MB in the end (delta: 10.4MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-11-25 05:21:15,298 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 64.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:15,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.94ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 34.9MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:21:15,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.99ms. Allocated memory is still 83.9MB. Free memory was 34.9MB in the beginning and 32.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:15,299 INFO L158 Benchmark]: Boogie Preprocessor took 57.44ms. Allocated memory is still 83.9MB. Free memory was 32.8MB in the beginning and 30.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:21:15,302 INFO L158 Benchmark]: RCFGBuilder took 875.00ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 48.3MB in the end (delta: -17.4MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2024-11-25 05:21:15,304 INFO L338 ainManager$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 784.94ms. Allocated memory is still 83.9MB. Free memory was 58.5MB in the beginning and 34.9MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.99ms. Allocated memory is still 83.9MB. Free memory was 34.9MB in the beginning and 32.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.44ms. Allocated memory is still 83.9MB. Free memory was 32.8MB in the beginning and 30.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 875.00ms. Allocated memory is still 83.9MB. Free memory was 30.9MB in the beginning and 48.3MB in the end (delta: -17.4MB). Peak memory consumption was 29.0MB. 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. [2024-11-25 05:21:15,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fba92b1-489f-49e0-98b3-cd5cb29f0ce5/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$w_buff0~0 := 1bv32;~x$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?