./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix028_tso.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_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:23:53,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:23:54,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:23:54,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:23:54,032 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:23:54,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:23:54,073 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:23:54,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:23:54,074 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:23:54,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:23:54,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:23:54,076 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:23:54,077 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:23:54,077 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:23:54,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:23:54,077 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:23:54,077 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:23:54,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:23:54,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:23:54,077 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:23:54,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:23:54,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:23:54,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:23:54,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:23:54,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:23:54,078 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:23:54,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:23:54,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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 -> 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a [2024-11-25 02:23:54,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:23:54,440 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:23:54,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:23:54,446 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:23:54,446 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:23:54,447 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix028_tso.i [2024-11-25 02:23:57,432 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data/2d693716b/53e966675f274d93a874eb2a9c371e6d/FLAGfb8b3e939 [2024-11-25 02:23:57,899 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:23:57,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/sv-benchmarks/c/pthread-wmm/mix028_tso.i [2024-11-25 02:23:57,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data/2d693716b/53e966675f274d93a874eb2a9c371e6d/FLAGfb8b3e939 [2024-11-25 02:23:57,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data/2d693716b/53e966675f274d93a874eb2a9c371e6d [2024-11-25 02:23:57,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:23:57,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:23:57,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:23:57,956 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:23:57,964 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:23:57,965 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:23:57" (1/1) ... [2024-11-25 02:23:57,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66777090 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:57, skipping insertion in model container [2024-11-25 02:23:57,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:23:57" (1/1) ... [2024-11-25 02:23:58,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:23:58,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:23:58,548 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:23:58,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:23:58,666 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:23:58,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58 WrapperNode [2024-11-25 02:23:58,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:23:58,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:23:58,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:23:58,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:23:58,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,691 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,729 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-11-25 02:23:58,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:23:58,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:23:58,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:23:58,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:23:58,744 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,750 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,760 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,766 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,768 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,778 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:23:58,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:23:58,779 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:23:58,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:23:58,780 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:23:58" (1/1) ... [2024-11-25 02:23:58,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:23:58,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:23:58,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:23:58,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:23:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:23:58,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:23:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:23:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:23:58,852 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:23:58,852 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:23:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:23:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:23:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:23:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:23:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:23:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:23:58,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:23:58,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:23:58,854 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 02:23:59,046 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:23:59,049 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:23:59,468 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:23:59,468 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:23:59,758 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:23:59,766 INFO L158 Benchmark]: Toolchain (without parser) took 1810.90ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 67.8MB in the end (delta: 24.6MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-11-25 02:23:59,769 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:23:59,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 711.29ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 68.1MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:23:59,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.33ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:23:59,771 INFO L158 Benchmark]: Boogie Preprocessor took 49.09ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 63.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:23:59,771 INFO L158 Benchmark]: RCFGBuilder took 983.91ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 67.8MB in the end (delta: -3.9MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-25 02:23:59,773 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 711.29ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 68.1MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.33ms. Allocated memory is still 117.4MB. Free memory was 68.1MB in the beginning and 65.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.09ms. Allocated memory is still 117.4MB. Free memory was 65.9MB in the beginning and 63.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 983.91ms. Allocated memory is still 117.4MB. Free memory was 63.9MB in the beginning and 67.8MB in the end (delta: -3.9MB). Peak memory consumption was 41.0MB. 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := (if 0 == ~y$w_buff0_used~0 % 256 then 0 else 1);~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:23:59,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:24:02,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:24:02,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 02:24:02,662 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:24:02,664 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:24:02,664 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:24:02,665 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:24:02,665 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:24:02,666 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:24:02,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:24:02,667 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:24:02,667 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:24:02,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:24:02,668 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:24:02,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:24:02,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:24:02,669 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:24:02,669 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:24:02,669 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:24:02,669 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:24:02,669 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:24:02,669 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:24:02,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:24:02,669 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:24:02,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:24:02,670 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:24:02,671 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:24:02,671 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:24:02,671 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:02,671 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:24:02,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:24:02,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:24:02,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:24:02,673 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:24:02,673 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:24:02,673 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:24:02,673 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:02,673 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:24:02,673 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_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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 -> 381687e0b1f81c1857e97f802385548d8501e57e279b70a993237277b7cd3e3a [2024-11-25 02:24:03,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:24:03,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:24:03,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:24:03,053 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:24:03,054 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:24:03,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix028_tso.i [2024-11-25 02:24:06,107 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data/e3f4dca2f/ab21c7010b9d435e96a9d900ff2e0413/FLAG965de2ce7 [2024-11-25 02:24:06,409 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:24:06,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/sv-benchmarks/c/pthread-wmm/mix028_tso.i [2024-11-25 02:24:06,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data/e3f4dca2f/ab21c7010b9d435e96a9d900ff2e0413/FLAG965de2ce7 [2024-11-25 02:24:06,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/data/e3f4dca2f/ab21c7010b9d435e96a9d900ff2e0413 [2024-11-25 02:24:06,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:24:06,446 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:24:06,447 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:24:06,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:24:06,452 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:24:06,453 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:24:06" (1/1) ... [2024-11-25 02:24:06,454 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37746b39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:06, skipping insertion in model container [2024-11-25 02:24:06,454 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:24:06" (1/1) ... [2024-11-25 02:24:06,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:24:07,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:24:07,047 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:24:07,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:24:07,169 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:24:07,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07 WrapperNode [2024-11-25 02:24:07,169 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:24:07,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:24:07,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:24:07,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:24:07,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,197 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,228 INFO L138 Inliner]: procedures = 176, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-11-25 02:24:07,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:24:07,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:24:07,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:24:07,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:24:07,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,260 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,262 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:24:07,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:24:07,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:24:07,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:24:07,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:24:07" (1/1) ... [2024-11-25 02:24:07,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:24:07,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:24:07,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:24:07,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:24:07,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:24:07,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:24:07,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:24:07,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:24:07,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:24:07,370 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 02:24:07,370 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 02:24:07,370 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 02:24:07,370 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 02:24:07,370 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 02:24:07,370 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 02:24:07,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:24:07,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:24:07,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:24:07,372 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 02:24:07,571 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:24:07,573 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:24:08,093 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:24:08,093 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:24:08,393 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:24:08,402 INFO L158 Benchmark]: Toolchain (without parser) took 1952.87ms. Allocated memory was 83.9MB in the beginning and 159.4MB in the end (delta: 75.5MB). Free memory was 60.7MB in the beginning and 109.4MB in the end (delta: -48.7MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-25 02:24:08,403 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 106.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:08,404 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.79ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 36.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:24:08,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.00ms. Allocated memory is still 83.9MB. Free memory was 36.3MB in the beginning and 34.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:08,406 INFO L158 Benchmark]: Boogie Preprocessor took 43.22ms. Allocated memory is still 83.9MB. Free memory was 34.1MB in the beginning and 31.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:24:08,407 INFO L158 Benchmark]: RCFGBuilder took 1124.62ms. Allocated memory was 83.9MB in the beginning and 159.4MB in the end (delta: 75.5MB). Free memory was 31.8MB in the beginning and 109.4MB in the end (delta: -77.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-25 02:24:08,409 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 106.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.79ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 36.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.00ms. Allocated memory is still 83.9MB. Free memory was 36.3MB in the beginning and 34.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.22ms. Allocated memory is still 83.9MB. Free memory was 34.1MB in the beginning and 31.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1124.62ms. Allocated memory was 83.9MB in the beginning and 159.4MB in the end (delta: 75.5MB). Free memory was 31.8MB in the beginning and 109.4MB in the end (delta: -77.6MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:24:08,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68735a1d-1d9a-49c0-a511-09e66ab99e4b/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := (if 0bv8 == ~y$w_buff0_used~0 then 0bv8 else 1bv8);~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?