./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_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_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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 cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:04:34,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:04:34,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 21:04:34,590 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:04:34,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:04:34,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:04:34,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:04:34,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:04:34,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:04:34,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:04:34,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:04:34,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:04:34,621 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:04:34,621 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:04:34,621 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:04:34,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:04:34,622 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:04:34,622 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:04:34,622 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:04:34,622 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:04:34,623 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:04:34,623 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:04:34,623 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:04:34,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:04:34,623 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:04:34,623 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:04:34,623 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:04:34,623 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:04:34,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:04:34,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:34,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:04:34,624 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:04:34,624 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:04:34,624 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:04:34,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:04:34,624 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_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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 -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2024-11-13 21:04:34,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:04:34,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:04:34,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:04:34,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:04:34,962 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:04:34,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-13 21:04:36,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:04:37,189 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:04:37,189 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-11-13 21:04:37,205 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/data/a215da3c0/4a0b3886462c4ff5be6540f1fb4398ed/FLAG6d9cd11b1 [2024-11-13 21:04:37,219 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/data/a215da3c0/4a0b3886462c4ff5be6540f1fb4398ed [2024-11-13 21:04:37,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:04:37,223 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:04:37,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:37,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:04:37,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:04:37,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@162c0269 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37, skipping insertion in model container [2024-11-13 21:04:37,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,288 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:04:37,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:37,766 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:04:37,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:37,907 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:04:37,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37 WrapperNode [2024-11-13 21:04:37,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:37,908 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:37,909 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:04:37,909 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:04:37,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,948 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 83 [2024-11-13 21:04:37,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:37,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:04:37,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:04:37,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:04:37,956 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,960 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,972 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,973 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,976 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:04:37,976 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:04:37,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:04:37,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:04:37,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:37" (1/1) ... [2024-11-13 21:04:37,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:37,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:04:38,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:04:38,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:04:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:04:38,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:04:38,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:04:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:04:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 21:04:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 21:04:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 21:04:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 21:04:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 21:04:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 21:04:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:04:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:04:38,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:04:38,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:04:38,038 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 21:04:38,223 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:04:38,225 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:04:38,565 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:04:38,566 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:04:38,769 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:04:38,776 INFO L158 Benchmark]: Toolchain (without parser) took 1552.33ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 77.8MB in the end (delta: 13.7MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-13 21:04:38,781 INFO L158 Benchmark]: CDTParser took 1.16ms. Allocated memory is still 117.4MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:38,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.06ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 68.4MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:04:38,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.10ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:38,782 INFO L158 Benchmark]: Boogie Preprocessor took 26.93ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 64.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:38,783 INFO L158 Benchmark]: RCFGBuilder took 798.14ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 77.8MB in the end (delta: -13.2MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-13 21:04:38,787 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16ms. Allocated memory is still 117.4MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.06ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 68.4MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.10ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 66.3MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.93ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 64.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 798.14ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 77.8MB in the end (delta: -13.2MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~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 21:04:38,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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 cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:04:41,456 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:04:41,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 21:04:41,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:04:41,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:04:41,638 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:04:41,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:04:41,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:04:41,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:04:41,639 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:04:41,639 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:04:41,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:04:41,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:04:41,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:04:41,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:04:41,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:04:41,640 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:04:41,640 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:04:41,641 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:04:41,641 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:04:41,641 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:04:41,641 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:04:41,641 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:04:41,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:04:41,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:04:41,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:04:41,642 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:04:41,642 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:04:41,642 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:41,642 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:04:41,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:04:41,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:41,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:04:41,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:04:41,643 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:04:41,643 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:04:41,643 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:04:41,643 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:04:41,643 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_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/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 -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2024-11-13 21:04:41,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:04:41,965 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:04:41,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:04:41,968 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:04:41,969 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:04:41,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i Unable to find full path for "g++" [2024-11-13 21:04:43,818 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:04:44,158 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:04:44,159 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-11-13 21:04:44,184 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/data/6d7d7bbbd/61a5fd6eae63410dbd357f98724f0cec/FLAGbff8f5615 [2024-11-13 21:04:44,384 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/data/6d7d7bbbd/61a5fd6eae63410dbd357f98724f0cec [2024-11-13 21:04:44,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:04:44,390 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:04:44,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:44,391 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:04:44,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:04:44,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:44" (1/1) ... [2024-11-13 21:04:44,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcc9589 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:44, skipping insertion in model container [2024-11-13 21:04:44,398 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:44" (1/1) ... [2024-11-13 21:04:44,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:04:44,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:44,921 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:04:45,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:04:45,053 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:04:45,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45 WrapperNode [2024-11-13 21:04:45,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:04:45,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:45,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:04:45,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:04:45,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,077 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,101 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 84 [2024-11-13 21:04:45,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:04:45,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:04:45,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:04:45,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:04:45,110 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,114 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,114 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,139 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:04:45,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:04:45,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:04:45,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:04:45,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:45" (1/1) ... [2024-11-13 21:04:45,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:04:45,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:04:45,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:04:45,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:04:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:04:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:04:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 21:04:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:04:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:04:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 21:04:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 21:04:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 21:04:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 21:04:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 21:04:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 21:04:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 21:04:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:04:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:04:45,233 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 21:04:45,433 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:04:45,436 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:04:45,860 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 21:04:45,861 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:04:46,093 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:04:46,098 INFO L158 Benchmark]: Toolchain (without parser) took 1708.35ms. Allocated memory is still 83.9MB. Free memory was 59.0MB in the beginning and 53.2MB in the end (delta: 5.7MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2024-11-13 21:04:46,102 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:46,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 664.30ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 35.1MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:04:46,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.17ms. Allocated memory is still 83.9MB. Free memory was 35.1MB in the beginning and 33.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:46,103 INFO L158 Benchmark]: Boogie Preprocessor took 52.34ms. Allocated memory is still 83.9MB. Free memory was 33.1MB in the beginning and 31.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:04:46,103 INFO L158 Benchmark]: RCFGBuilder took 941.29ms. Allocated memory is still 83.9MB. Free memory was 31.1MB in the beginning and 53.2MB in the end (delta: -22.1MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-11-13 21:04:46,105 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 664.30ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 35.1MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.17ms. Allocated memory is still 83.9MB. Free memory was 35.1MB in the beginning and 33.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.34ms. Allocated memory is still 83.9MB. Free memory was 33.1MB in the beginning and 31.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 941.29ms. Allocated memory is still 83.9MB. Free memory was 31.1MB in the beginning and 53.2MB in the end (delta: -22.1MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~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 21:04:46,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70c8961-dc71-4b7a-8f00-d9b706d6d0e7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~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?