./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.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_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:18:31,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:18:31,840 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:18:31,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:18:31,846 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:18:31,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:18:31,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:18:31,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:18:31,873 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:18:31,873 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:18:31,873 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:18:31,873 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:18:31,873 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:18:31,874 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:18:31,874 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:18:31,874 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:18:31,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:18:31,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:18:31,874 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:18:31,875 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:18:31,875 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:18:31,875 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:18:31,875 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:18:31,875 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:18:31,875 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:18:31,875 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:18:31,876 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:18:31,876 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:18:31,876 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:18:31,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:18:31,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:18:31,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:18:31,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:18:31,876 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:18:31,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:18:31,877 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_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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 -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2024-11-25 04:18:32,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:18:32,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:18:32,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:18:32,265 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:18:32,268 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:18:32,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2024-11-25 04:18:35,236 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data/e408b03a8/33563b7c961a4a8bbc8dda44cb3e1e54/FLAGb8c072b5c [2024-11-25 04:18:35,784 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:18:35,787 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2024-11-25 04:18:35,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data/e408b03a8/33563b7c961a4a8bbc8dda44cb3e1e54/FLAGb8c072b5c [2024-11-25 04:18:35,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data/e408b03a8/33563b7c961a4a8bbc8dda44cb3e1e54 [2024-11-25 04:18:35,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:18:35,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:18:35,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:18:35,848 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:18:35,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:18:35,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:18:35" (1/1) ... [2024-11-25 04:18:35,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ccf4ae7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:35, skipping insertion in model container [2024-11-25 04:18:35,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:18:35" (1/1) ... [2024-11-25 04:18:35,921 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:18:36,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:18:36,377 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:18:36,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:18:36,523 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:18:36,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36 WrapperNode [2024-11-25 04:18:36,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:18:36,524 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:18:36,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:18:36,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:18:36,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,559 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,604 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2024-11-25 04:18:36,605 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:18:36,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:18:36,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:18:36,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:18:36,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,644 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,646 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,652 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,662 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:18:36,663 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:18:36,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:18:36,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:18:36,672 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:36" (1/1) ... [2024-11-25 04:18:36,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:18:36,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:18:36,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:18:36,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:18:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:18:36,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:18:36,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:18:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:18:36,745 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:18:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:18:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:18:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:18:36,746 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:18:36,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:18:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 04:18:36,747 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 04:18:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:18:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:18:36,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:18:36,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:18:36,749 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 04:18:36,908 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:18:36,910 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:18:37,471 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:18:37,471 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:18:37,719 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff1_thd4~0 := (if 0 == ~y$r_buff0_thd4~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 04:18:37,727 INFO L158 Benchmark]: Toolchain (without parser) took 1880.46ms. Allocated memory is still 117.4MB. Free memory was 83.2MB in the beginning and 62.7MB in the end (delta: 20.4MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2024-11-25 04:18:37,729 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:18:37,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 676.64ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 59.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:18:37,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.21ms. Allocated memory is still 117.4MB. Free memory was 59.2MB in the beginning and 56.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:18:37,731 INFO L158 Benchmark]: Boogie Preprocessor took 56.08ms. Allocated memory is still 117.4MB. Free memory was 56.8MB in the beginning and 55.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:18:37,732 INFO L158 Benchmark]: RCFGBuilder took 1061.49ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 62.7MB in the end (delta: -7.6MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-11-25 04:18:37,734 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 676.64ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 59.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.21ms. Allocated memory is still 117.4MB. Free memory was 59.2MB in the beginning and 56.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.08ms. Allocated memory is still 117.4MB. Free memory was 56.8MB in the beginning and 55.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1061.49ms. Allocated memory is still 117.4MB. Free memory was 55.2MB in the beginning and 62.7MB in the end (delta: -7.6MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff1_thd4~0 := (if 0 == ~y$r_buff0_thd4~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 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 end of atomic block: ~y$r_buff1_thd0~0 := (if 0 == ~y$r_buff0_thd0~0 % 256 then 0 else 1);~y$r_buff1_thd1~0 := (if 0 == ~y$r_buff0_thd1~0 % 256 then 0 else 1);~y$r_buff1_thd2~0 := (if 0 == ~y$r_buff0_thd2~0 % 256 then 0 else 1);~y$r_buff1_thd3~0 := (if 0 == ~y$r_buff0_thd3~0 % 256 then 0 else 1);~y$r_buff1_thd4~0 := (if 0 == ~y$r_buff0_thd4~0 % 256 then 0 else 1);~y$r_buff0_thd3~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:18:37,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:18:40,627 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:18:40,764 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 04:18:40,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:18:40,796 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:18:40,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:18:40,797 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:18:40,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:18:40,797 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:18:40,798 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:18:40,799 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:18:40,799 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:18:40,799 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:18:40,799 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:18:40,799 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:18:40,799 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:18:40,802 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:18:40,802 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:18:40,802 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:18:40,802 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:18:40,803 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:18:40,803 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:18:40,803 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:18:40,804 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:18:40,804 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:18:40,804 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:18:40,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:18:40,804 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:18:40,805 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:18:40,805 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:18:40,805 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_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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 -> 26c011a0e45020881b0eb90c07839ec48e6b26942e49028568b078c64e0cf722 [2024-11-25 04:18:41,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:18:41,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:18:41,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:18:41,169 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:18:41,173 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:18:41,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2024-11-25 04:18:44,537 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data/5027282df/2cb6ce0942434bb8b4376f2e79cb11b4/FLAGa15fbb99b [2024-11-25 04:18:44,895 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:18:44,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/sv-benchmarks/c/pthread-wmm/mix040_tso.oepc.i [2024-11-25 04:18:44,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data/5027282df/2cb6ce0942434bb8b4376f2e79cb11b4/FLAGa15fbb99b [2024-11-25 04:18:44,950 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/data/5027282df/2cb6ce0942434bb8b4376f2e79cb11b4 [2024-11-25 04:18:44,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:18:44,957 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:18:44,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:18:44,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:18:44,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:18:44,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:18:44" (1/1) ... [2024-11-25 04:18:44,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bde00d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:44, skipping insertion in model container [2024-11-25 04:18:44,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:18:44" (1/1) ... [2024-11-25 04:18:45,027 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:18:45,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:18:45,518 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:18:45,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:18:45,666 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:18:45,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45 WrapperNode [2024-11-25 04:18:45,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:18:45,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:18:45,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:18:45,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:18:45,680 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,737 INFO L138 Inliner]: procedures = 177, calls = 56, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-25 04:18:45,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:18:45,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:18:45,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:18:45,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:18:45,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,787 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,802 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,813 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:18:45,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:18:45,814 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:18:45,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:18:45,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:18:45" (1/1) ... [2024-11-25 04:18:45,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:18:45,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:18:45,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:18:45,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:18:45,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:18:45,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:18:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:18:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:18:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:18:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:18:45,888 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:18:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:18:45,888 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:18:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:18:45,888 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:18:45,888 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-25 04:18:45,888 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-25 04:18:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:18:45,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:18:45,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:18:45,890 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 04:18:46,043 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:18:46,045 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:18:46,582 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:18:46,582 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:18:46,845 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff1_thd4~0 := (if 0bv8 == ~y$r_buff0_thd4~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:18:46,858 INFO L158 Benchmark]: Toolchain (without parser) took 1896.66ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 62.3MB in the end (delta: 29.2MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-11-25 04:18:46,858 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:18:46,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 710.55ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 66.9MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:18:46,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.25ms. Allocated memory is still 117.4MB. Free memory was 66.9MB in the beginning and 64.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:18:46,863 INFO L158 Benchmark]: Boogie Preprocessor took 73.49ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 62.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:18:46,863 INFO L158 Benchmark]: RCFGBuilder took 1037.53ms. Allocated memory is still 117.4MB. Free memory was 62.6MB in the beginning and 62.3MB in the end (delta: 382.0kB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-11-25 04:18:46,866 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 710.55ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 66.9MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.25ms. 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. * Boogie Preprocessor took 73.49ms. Allocated memory is still 117.4MB. Free memory was 64.7MB in the beginning and 62.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1037.53ms. Allocated memory is still 117.4MB. Free memory was 62.6MB in the beginning and 62.3MB in the end (delta: 382.0kB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff1_thd4~0 := (if 0bv8 == ~y$r_buff0_thd4~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff1_thd4~0 := (if 0bv8 == ~y$r_buff0_thd4~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:18:46,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca012e2-1e5a-468a-9a27-fb99e50d6463/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 end of atomic block: ~y$r_buff1_thd0~0 := (if 0bv8 == ~y$r_buff0_thd0~0 then 0bv8 else 1bv8);~y$r_buff1_thd1~0 := (if 0bv8 == ~y$r_buff0_thd1~0 then 0bv8 else 1bv8);~y$r_buff1_thd2~0 := (if 0bv8 == ~y$r_buff0_thd2~0 then 0bv8 else 1bv8);~y$r_buff1_thd3~0 := (if 0bv8 == ~y$r_buff0_thd3~0 then 0bv8 else 1bv8);~y$r_buff1_thd4~0 := (if 0bv8 == ~y$r_buff0_thd4~0 then 0bv8 else 1bv8);~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?