./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/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_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm --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 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:39:33,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:39:33,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 16:39:33,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:39:33,959 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:39:33,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:39:33,986 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:39:33,987 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:39:33,987 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:39:33,987 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:39:33,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:39:33,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:39:33,988 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:39:33,988 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:39:33,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:39:33,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:39:33,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:39:33,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:39:33,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:39:33,989 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:39:33,989 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:39:33,989 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:39:33,990 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:39:33,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:39:33,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:39:33,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:39:33,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:39:33,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:39:33,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:39:33,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:33,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:39:33,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:39:33,991 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:39:33,991 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:39:33,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:39:33,991 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_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/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 ! 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 -> 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b [2024-11-13 16:39:34,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:39:34,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:39:34,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:39:34,357 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:39:34,357 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:39:34,359 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i Unable to find full path for "g++" [2024-11-13 16:39:36,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:39:37,101 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:39:37,102 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2024-11-13 16:39:37,120 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/data/d488b0721/9c76db108d824a1ea06ed2ab086e70b0/FLAGa94486101 [2024-11-13 16:39:37,139 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/data/d488b0721/9c76db108d824a1ea06ed2ab086e70b0 [2024-11-13 16:39:37,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:39:37,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:39:37,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:37,146 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:39:37,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:39:37,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:37" (1/1) ... [2024-11-13 16:39:37,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dfbf299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:37, skipping insertion in model container [2024-11-13 16:39:37,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:37" (1/1) ... [2024-11-13 16:39:37,196 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:39:37,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:37,857 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:39:37,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:38,030 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:39:38,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38 WrapperNode [2024-11-13 16:39:38,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:38,034 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:38,034 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:39:38,034 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:39:38,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,067 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,109 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 85 [2024-11-13 16:39:38,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:38,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:39:38,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:39:38,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:39:38,120 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,154 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:39:38,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:39:38,169 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:39:38,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:39:38,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:38" (1/1) ... [2024-11-13 16:39:38,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:38,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:39:38,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:39:38,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:39:38,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:39:38,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:39:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:39:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:39:38,270 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:39:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:39:38,271 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:39:38,271 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:39:38,272 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 16:39:38,273 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 16:39:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:39:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:39:38,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:39:38,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:39:38,275 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 16:39:38,454 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:39:38,455 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:39:38,896 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:39:38,896 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:39:39,164 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:39:39,172 INFO L158 Benchmark]: Toolchain (without parser) took 2028.26ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 75.9MB in the end (delta: 15.3MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-11-13 16:39:39,176 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 74.2MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:39,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 887.64ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 67.6MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:39:39,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.59ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 65.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:39,178 INFO L158 Benchmark]: Boogie Preprocessor took 58.38ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 64.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:39,179 INFO L158 Benchmark]: RCFGBuilder took 1001.34ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 75.9MB in the end (delta: -11.6MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2024-11-13 16:39:39,182 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory was 74.4MB in the beginning and 74.2MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 887.64ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 67.6MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.59ms. Allocated memory is still 117.4MB. Free memory was 67.6MB in the beginning and 65.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.38ms. Allocated memory is still 117.4MB. Free memory was 65.8MB in the beginning and 64.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1001.34ms. Allocated memory is still 117.4MB. Free memory was 64.2MB in the beginning and 75.9MB in the end (delta: -11.6MB). Peak memory consumption was 38.6MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := (if 0 == ~z$w_buff0_used~0 % 256 then 0 else 1);~z$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 16:39:39,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/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_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/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_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm --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 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:39:42,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:39:42,663 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 16:39:42,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:39:42,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:39:42,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:39:42,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:39:42,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:39:42,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:39:42,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:39:42,707 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:39:42,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:39:42,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:39:42,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:39:42,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:39:42,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:39:42,708 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:39:42,708 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:39:42,709 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:39:42,709 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 16:39:42,709 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:39:42,709 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:39:42,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:39:42,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:39:42,710 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:39:42,710 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:39:42,710 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:39:42,710 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:39:42,711 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:39:42,711 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:39:42,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:39:42,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:42,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:39:42,712 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:39:42,712 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:39:42,712 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:39:42,712 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:39:42,712 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:39:42,713 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_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/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 ! 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 -> 19a854e56177f3540c5827f949efdd83ec94b87c6cd0ec772115563b836c4c8b [2024-11-13 16:39:43,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:39:43,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:39:43,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:39:43,130 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:39:43,132 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:39:43,134 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/mix016.oepc.i Unable to find full path for "g++" [2024-11-13 16:39:45,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:39:46,002 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:39:46,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/sv-benchmarks/c/pthread-wmm/mix016.oepc.i [2024-11-13 16:39:46,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/data/a9dbb4898/a7f0f8d0f15e476f87cd5d72d8f88835/FLAG44ff5e2a8 [2024-11-13 16:39:46,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/data/a9dbb4898/a7f0f8d0f15e476f87cd5d72d8f88835 [2024-11-13 16:39:46,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:39:46,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:39:46,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:46,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:39:46,081 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:39:46,082 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@446b5458 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46, skipping insertion in model container [2024-11-13 16:39:46,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,142 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:39:46,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:46,671 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:39:46,764 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:39:46,815 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:39:46,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46 WrapperNode [2024-11-13 16:39:46,816 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:39:46,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:46,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:39:46,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:39:46,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,878 INFO L138 Inliner]: procedures = 176, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2024-11-13 16:39:46,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:39:46,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:39:46,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:39:46,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:39:46,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,901 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,942 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:39:46,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:39:46,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:39:46,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:39:46,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:39:46" (1/1) ... [2024-11-13 16:39:46,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:39:46,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:39:46,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:39:47,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:39:47,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 16:39:47,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 16:39:47,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 16:39:47,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:39:47,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:39:47,034 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 16:39:47,034 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 16:39:47,034 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 16:39:47,034 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 16:39:47,035 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 16:39:47,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 16:39:47,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 16:39:47,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:39:47,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:39:47,037 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 16:39:47,318 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:39:47,320 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:39:47,929 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:39:47,931 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:39:48,223 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 16:39:48,229 INFO L158 Benchmark]: Toolchain (without parser) took 2160.94ms. Allocated memory is still 109.1MB. Free memory was 83.6MB in the beginning and 50.7MB in the end (delta: 32.9MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2024-11-13 16:39:48,229 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:48,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.06ms. Allocated memory is still 109.1MB. Free memory was 83.4MB in the beginning and 59.7MB in the end (delta: 23.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:39:48,230 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.22ms. Allocated memory is still 109.1MB. Free memory was 59.7MB in the beginning and 57.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:48,230 INFO L158 Benchmark]: Boogie Preprocessor took 73.24ms. Allocated memory is still 109.1MB. Free memory was 57.8MB in the beginning and 55.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:39:48,231 INFO L158 Benchmark]: RCFGBuilder took 1273.32ms. Allocated memory is still 109.1MB. Free memory was 55.8MB in the beginning and 50.7MB in the end (delta: 5.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-11-13 16:39:48,233 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.06ms. Allocated memory is still 109.1MB. Free memory was 83.4MB in the beginning and 59.7MB in the end (delta: 23.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.22ms. Allocated memory is still 109.1MB. Free memory was 59.7MB in the beginning and 57.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.24ms. Allocated memory is still 109.1MB. Free memory was 57.8MB in the beginning and 55.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1273.32ms. Allocated memory is still 109.1MB. Free memory was 55.8MB in the beginning and 50.7MB in the end (delta: 5.1MB). Peak memory consumption was 30.2MB. 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$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 16:39:48,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1f845dd-010f-4fe2-9a88-ab644c65a1fb/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := (if 0bv8 == ~z$w_buff0_used~0 then 0bv8 else 1bv8);~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?