./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.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_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/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_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/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_3c659914-5932-4903-9bfd-5ff1ba5072c7/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 497394b95b3d1d02ab9ce49b64d507b876172aa5c11270440b3f7ed6bf5019ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:26:20,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:26:20,145 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 22:26:20,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:26:20,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:26:20,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:26:20,196 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:26:20,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:26:20,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:26:20,199 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:26:20,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:26:20,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:26:20,201 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:26:20,201 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:26:20,201 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:26:20,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:26:20,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:26:20,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:26:20,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:26:20,202 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:26:20,202 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:26:20,202 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:26:20,203 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:26:20,203 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:26:20,203 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:26:20,203 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:26:20,203 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:26:20,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:26:20,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:26:20,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:20,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:26:20,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:26:20,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:26:20,204 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:26:20,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:26:20,205 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_3c659914-5932-4903-9bfd-5ff1ba5072c7/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 -> 497394b95b3d1d02ab9ce49b64d507b876172aa5c11270440b3f7ed6bf5019ac [2024-11-13 22:26:20,568 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:26:20,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:26:20,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:26:20,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:26:20,582 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:26:20,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-13 22:26:22,599 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:26:23,061 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:26:23,062 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-11-13 22:26:23,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/data/97c791c96/63427ce7c92042e988b96a6754e9bc2b/FLAG3722469b2 [2024-11-13 22:26:23,106 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/data/97c791c96/63427ce7c92042e988b96a6754e9bc2b [2024-11-13 22:26:23,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:26:23,111 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:26:23,113 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:23,113 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:26:23,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:26:23,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e139fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23, skipping insertion in model container [2024-11-13 22:26:23,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,161 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:26:23,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:23,613 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:26:23,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:23,801 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:26:23,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23 WrapperNode [2024-11-13 22:26:23,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:23,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:23,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:26:23,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:26:23,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,836 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,873 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 82 [2024-11-13 22:26:23,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:23,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:26:23,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:26:23,876 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:26:23,884 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:26:23,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:26:23,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:26:23,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:26:23,926 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:23" (1/1) ... [2024-11-13 22:26:23,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:23,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:26:23,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:26:23,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:26:24,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:26:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:26:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:26:24,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:26:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 22:26:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 22:26:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 22:26:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 22:26:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 22:26:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 22:26:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:26:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:26:24,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:26:24,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:26:24,023 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 22:26:24,270 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:26:24,272 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:26:24,721 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:26:24,721 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:26:24,980 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:26:24,988 INFO L158 Benchmark]: Toolchain (without parser) took 1877.37ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 76.9MB in the end (delta: 16.3MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-13 22:26:24,992 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:24,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 691.00ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 70.0MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:26:24,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.13ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 67.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:24,993 INFO L158 Benchmark]: Boogie Preprocessor took 47.86ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 66.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:24,993 INFO L158 Benchmark]: RCFGBuilder took 1062.66ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 76.9MB in the end (delta: -10.4MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-13 22:26:24,998 INFO L338 ainManager$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 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 691.00ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 70.0MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.13ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 67.9MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.86ms. Allocated memory is still 117.4MB. Free memory was 67.9MB in the beginning and 66.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1062.66ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 76.9MB in the end (delta: -10.4MB). Peak memory consumption was 38.9MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$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 22:26:25,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/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_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/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_3c659914-5932-4903-9bfd-5ff1ba5072c7/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 497394b95b3d1d02ab9ce49b64d507b876172aa5c11270440b3f7ed6bf5019ac --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:26:27,929 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:26:28,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 22:26:28,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:26:28,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:26:28,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:26:28,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:26:28,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:26:28,070 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:26:28,071 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:26:28,071 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:26:28,071 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:26:28,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:26:28,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:26:28,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:26:28,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:26:28,071 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:26:28,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:26:28,072 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:26:28,072 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:26:28,072 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:26:28,072 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:26:28,072 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:26:28,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:26:28,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:26:28,076 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:26:28,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:26:28,076 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:26:28,076 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:28,076 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:26:28,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:26:28,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:28,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:26:28,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:26:28,077 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:26:28,077 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:26:28,077 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:28,078 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:26:28,078 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_3c659914-5932-4903-9bfd-5ff1ba5072c7/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 -> 497394b95b3d1d02ab9ce49b64d507b876172aa5c11270440b3f7ed6bf5019ac [2024-11-13 22:26:28,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:26:28,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:26:28,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:26:28,493 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:26:28,494 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:26:28,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-13 22:26:30,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:26:31,215 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:26:31,216 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2024-11-13 22:26:31,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/data/ff01d81dd/c654607647e44ad097a00a5b1f352374/FLAG82274db3a [2024-11-13 22:26:31,248 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/data/ff01d81dd/c654607647e44ad097a00a5b1f352374 [2024-11-13 22:26:31,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:26:31,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:26:31,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:31,255 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:26:31,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:26:31,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:31" (1/1) ... [2024-11-13 22:26:31,262 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1690dbdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:31, skipping insertion in model container [2024-11-13 22:26:31,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:31" (1/1) ... [2024-11-13 22:26:31,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:26:31,875 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:31,892 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:26:31,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:32,041 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:26:32,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32 WrapperNode [2024-11-13 22:26:32,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:32,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:32,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:26:32,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:26:32,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,099 INFO L138 Inliner]: procedures = 176, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2024-11-13 22:26:32,100 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:32,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:26:32,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:26:32,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:26:32,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,155 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,163 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,165 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,169 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:26:32,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:26:32,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:26:32,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:26:32,171 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:32" (1/1) ... [2024-11-13 22:26:32,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:32,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:26:32,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:26:32,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:26:32,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:26:32,248 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:26:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:26:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:26:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:26:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 22:26:32,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 22:26:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 22:26:32,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 22:26:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 22:26:32,249 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 22:26:32,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:26:32,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:26:32,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:26:32,251 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 22:26:32,503 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:26:32,506 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:26:32,973 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:26:32,973 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:26:33,224 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:26:33,230 INFO L158 Benchmark]: Toolchain (without parser) took 1976.80ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 49.3MB in the end (delta: 9.8MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2024-11-13 22:26:33,230 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:33,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.02ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 35.5MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:26:33,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.22ms. Allocated memory is still 83.9MB. Free memory was 35.5MB in the beginning and 33.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:33,231 INFO L158 Benchmark]: Boogie Preprocessor took 65.96ms. Allocated memory is still 83.9MB. Free memory was 33.4MB in the beginning and 31.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:33,232 INFO L158 Benchmark]: RCFGBuilder took 1058.17ms. Allocated memory is still 83.9MB. Free memory was 31.6MB in the beginning and 49.3MB in the end (delta: -17.6MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-11-13 22:26:33,234 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.02ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 35.5MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.22ms. Allocated memory is still 83.9MB. Free memory was 35.5MB in the beginning and 33.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.96ms. Allocated memory is still 83.9MB. Free memory was 33.4MB in the beginning and 31.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1058.17ms. Allocated memory is still 83.9MB. Free memory was 31.6MB in the beginning and 49.3MB in the end (delta: -17.6MB). Peak memory consumption was 29.3MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$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 22:26:33,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c659914-5932-4903-9bfd-5ff1ba5072c7/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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?