./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bbc774c97831725ad05d6c2dc910981cb4ce0a2559ec0561efc45418b96b7a4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:52:24,513 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:52:24,609 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:52:24,617 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:52:24,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:52:24,649 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:52:24,649 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:52:24,650 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:52:24,650 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:52:24,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:52:24,650 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:52:24,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:52:24,651 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:52:24,651 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:52:24,651 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:52:24,651 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:52:24,651 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:52:24,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:52:24,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:52:24,653 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:52:24,653 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:52:24,653 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:52:24,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:52:24,654 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:52:24,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:52:24,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:52:24,654 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:52:24,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:52:24,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:52:24,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:52:24,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:52:24,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:52:24,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:52:24,655 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:52:24,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:52:24,656 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_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbc774c97831725ad05d6c2dc910981cb4ce0a2559ec0561efc45418b96b7a4 [2024-11-25 02:52:24,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:52:24,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:52:24,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:52:24,985 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:52:24,986 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:52:24,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-11-25 02:52:27,907 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data/694870b40/0b08b13bd45d4a29806d5e563c24d722/FLAG0e5d1b0cf [2024-11-25 02:52:28,373 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:52:28,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-11-25 02:52:28,388 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data/694870b40/0b08b13bd45d4a29806d5e563c24d722/FLAG0e5d1b0cf [2024-11-25 02:52:28,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data/694870b40/0b08b13bd45d4a29806d5e563c24d722 [2024-11-25 02:52:28,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:52:28,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:52:28,414 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:52:28,415 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:52:28,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:52:28,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:52:28" (1/1) ... [2024-11-25 02:52:28,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ba1aba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:28, skipping insertion in model container [2024-11-25 02:52:28,425 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:52:28" (1/1) ... [2024-11-25 02:52:28,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:52:28,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:52:28,914 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:52:28,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:52:29,045 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:52:29,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29 WrapperNode [2024-11-25 02:52:29,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:52:29,046 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:52:29,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:52:29,047 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:52:29,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,098 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-11-25 02:52:29,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:52:29,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:52:29,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:52:29,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:52:29,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,118 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,121 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,123 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,125 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:52:29,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:52:29,132 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:52:29,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:52:29,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:29" (1/1) ... [2024-11-25 02:52:29,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:52:29,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:52:29,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:52:29,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:52:29,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:52:29,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:52:29,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:52:29,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:52:29,206 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:52:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:52:29,206 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:52:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:52:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:52:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:52:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:52:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:52:29,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:52:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:52:29,208 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:52:29,381 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:52:29,383 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:52:29,715 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:52:29,716 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:52:29,934 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$w_buff0~0 := 2;~z$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:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:52:29,943 INFO L158 Benchmark]: Toolchain (without parser) took 1528.34ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 100.2MB in the end (delta: 17.1MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-25 02:52:29,945 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:29,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.22ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 94.0MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:52:29,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.30ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 91.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:29,947 INFO L158 Benchmark]: Boogie Preprocessor took 28.73ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 90.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:29,949 INFO L158 Benchmark]: RCFGBuilder took 808.11ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 100.2MB in the end (delta: -10.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-25 02:52:29,952 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.22ms. Allocated memory is still 142.6MB. Free memory was 117.1MB in the beginning and 94.0MB in the end (delta: 23.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.30ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 91.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.73ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 90.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 808.11ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 100.2MB in the end (delta: -10.1MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$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$w_buff0~0 := 2;~z$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. [2024-11-25 02:52:29,973 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bbc774c97831725ad05d6c2dc910981cb4ce0a2559ec0561efc45418b96b7a4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:52:32,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:52:32,780 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 02:52:32,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:52:32,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:52:32,827 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:52:32,828 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:52:32,828 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:52:32,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:52:32,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:52:32,828 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:52:32,828 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:52:32,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:52:32,829 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:52:32,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:52:32,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:52:32,829 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:52:32,829 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:52:32,830 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:52:32,831 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:52:32,831 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:52:32,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:52:32,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:52:32,831 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:52:32,831 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:52:32,831 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:52:32,832 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:52:32,832 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:52:32,832 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:52:32,832 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:52:32,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:52:32,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:52:32,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:52:32,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:52:32,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:52:32,833 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:52:32,833 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:52:32,833 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:52:32,833 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_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bbc774c97831725ad05d6c2dc910981cb4ce0a2559ec0561efc45418b96b7a4 [2024-11-25 02:52:33,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:52:33,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:52:33,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:52:33,179 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:52:33,180 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:52:33,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-11-25 02:52:36,257 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data/ef796b41f/a6ccfb13299a422d9467e8a7cad28367/FLAGd65e6d670 [2024-11-25 02:52:36,590 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:52:36,591 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/sv-benchmarks/c/pthread-wmm/safe011_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2024-11-25 02:52:36,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data/ef796b41f/a6ccfb13299a422d9467e8a7cad28367/FLAGd65e6d670 [2024-11-25 02:52:36,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/data/ef796b41f/a6ccfb13299a422d9467e8a7cad28367 [2024-11-25 02:52:36,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:52:36,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:52:36,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:52:36,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:52:36,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:52:36,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:52:36" (1/1) ... [2024-11-25 02:52:36,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b5fa282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:36, skipping insertion in model container [2024-11-25 02:52:36,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:52:36" (1/1) ... [2024-11-25 02:52:36,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:52:37,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:52:37,192 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:52:37,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:52:37,316 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:52:37,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37 WrapperNode [2024-11-25 02:52:37,317 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:52:37,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:52:37,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:52:37,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:52:37,325 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,366 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-11-25 02:52:37,366 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:52:37,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:52:37,367 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:52:37,367 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:52:37,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,380 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,407 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:52:37,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:52:37,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:52:37,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:52:37,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:52:37" (1/1) ... [2024-11-25 02:52:37,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:52:37,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:52:37,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:52:37,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:52:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:52:37,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:52:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:52:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:52:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:52:37,506 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:52:37,507 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:52:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:52:37,507 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:52:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:52:37,507 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:52:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:52:37,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:52:37,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:52:37,508 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:52:37,666 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:52:37,668 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:52:38,027 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:52:38,027 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:52:38,280 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$w_buff0~0 := 2bv32;~z$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:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:52:38,285 INFO L158 Benchmark]: Toolchain (without parser) took 1653.23ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 66.3MB in the end (delta: 26.7MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2024-11-25 02:52:38,286 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:38,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 681.42ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 69.1MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:52:38,287 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.13ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 66.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:38,287 INFO L158 Benchmark]: Boogie Preprocessor took 62.13ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:52:38,287 INFO L158 Benchmark]: RCFGBuilder took 854.33ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 66.3MB in the end (delta: -1.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-11-25 02:52:38,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 681.42ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 69.1MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.13ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 66.9MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 62.13ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 854.33ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 66.3MB in the end (delta: -1.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$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$w_buff0~0 := 2bv32;~z$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. [2024-11-25 02:52:38,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3c1341c-527a-400c-8771-fdbd6307b26e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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$w_buff0~0 := 2bv32;~z$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?