./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk --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 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:31:44,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:31:44,667 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:31:44,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:31:44,676 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:31:44,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:31:44,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:31:44,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:31:44,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:31:44,703 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:31:44,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:31:44,704 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:31:44,705 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:31:44,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:31:44,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:31:44,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:31:44,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:31:44,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:31:44,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:31:44,709 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:31:44,710 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:31:44,714 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:31:44,714 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:31:44,714 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:31:44,715 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:31:44,715 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:31:44,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:31:44,715 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:31:44,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:31:44,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:44,716 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:31:44,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:31:44,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:31:44,729 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:31:44,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:31:44,729 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf [2024-11-09 00:31:45,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:31:45,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:31:45,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:31:45,035 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:31:45,036 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:31:45,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i Unable to find full path for "g++" [2024-11-09 00:31:47,032 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:31:47,266 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:31:47,267 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2024-11-09 00:31:47,287 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/data/28b64d7ab/56b4ffbf64e54c1989b798391328d30c/FLAG028b74856 [2024-11-09 00:31:47,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/data/28b64d7ab/56b4ffbf64e54c1989b798391328d30c [2024-11-09 00:31:47,593 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:31:47,595 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:31:47,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:47,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:31:47,605 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:31:47,609 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:47" (1/1) ... [2024-11-09 00:31:47,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364d4137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:47, skipping insertion in model container [2024-11-09 00:31:47,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:47" (1/1) ... [2024-11-09 00:31:47,661 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:31:48,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:48,236 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:31:48,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:48,406 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:31:48,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48 WrapperNode [2024-11-09 00:31:48,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:48,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:48,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:31:48,408 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:31:48,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,462 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2024-11-09 00:31:48,463 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:48,464 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:31:48,464 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:31:48,464 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:31:48,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,478 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,497 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:31:48,501 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:31:48,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:31:48,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:31:48,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:48" (1/1) ... [2024-11-09 00:31:48,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:48,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:31:48,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:31:48,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:31:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:31:48,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:31:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:31:48,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:31:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:31:48,573 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:31:48,573 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:31:48,575 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:31:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:31:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:31:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-09 00:31:48,576 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-09 00:31:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:31:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:31:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:31:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:31:48,578 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:31:48,715 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:31:48,717 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:31:49,114 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:31:49,115 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:31:49,319 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:31:49,326 INFO L158 Benchmark]: Toolchain (without parser) took 1730.38ms. Allocated memory is still 182.5MB. Free memory was 119.6MB in the beginning and 86.0MB in the end (delta: 33.6MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-11-09 00:31:49,326 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 127.9MB. Free memory is still 99.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:49,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 810.34ms. Allocated memory is still 182.5MB. Free memory was 119.4MB in the beginning and 139.1MB in the end (delta: -19.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2024-11-09 00:31:49,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.02ms. Allocated memory is still 182.5MB. Free memory was 139.1MB in the beginning and 136.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:31:49,332 INFO L158 Benchmark]: Boogie Preprocessor took 36.88ms. Allocated memory is still 182.5MB. Free memory was 136.4MB in the beginning and 134.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:49,333 INFO L158 Benchmark]: RCFGBuilder took 822.83ms. Allocated memory is still 182.5MB. Free memory was 134.3MB in the beginning and 86.0MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-09 00:31:49,336 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 127.9MB. Free memory is still 99.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 810.34ms. Allocated memory is still 182.5MB. Free memory was 119.4MB in the beginning and 139.1MB in the end (delta: -19.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.02ms. Allocated memory is still 182.5MB. Free memory was 139.1MB in the beginning and 136.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.88ms. Allocated memory is still 182.5MB. Free memory was 136.4MB in the beginning and 134.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 822.83ms. Allocated memory is still 182.5MB. Free memory was 134.3MB in the beginning and 86.0MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$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. [2024-11-09 00:31:49,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk --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 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:31:51,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:31:51,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:31:51,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:31:51,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:31:51,823 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:31:51,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:31:51,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:31:51,824 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:31:51,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:31:51,825 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:31:51,825 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:31:51,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:31:51,826 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:31:51,826 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:31:51,827 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:31:51,827 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:31:51,827 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:31:51,828 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:31:51,828 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:31:51,829 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:31:51,829 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:31:51,829 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:31:51,830 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:31:51,830 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:31:51,831 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:31:51,831 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:31:51,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:31:51,832 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:31:51,832 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:31:51,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:31:51,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:51,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:31:51,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:31:51,834 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:31:51,834 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:31:51,834 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:31:51,835 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:31:51,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf [2024-11-09 00:31:52,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:31:52,213 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:31:52,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:31:52,218 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:31:52,218 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:31:52,220 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i Unable to find full path for "g++" [2024-11-09 00:31:54,336 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:31:54,649 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:31:54,649 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2024-11-09 00:31:54,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/data/5b2813519/eeec411b7aae4b86b901fd33ee8dc4f2/FLAG8f2bca39a [2024-11-09 00:31:54,925 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/data/5b2813519/eeec411b7aae4b86b901fd33ee8dc4f2 [2024-11-09 00:31:54,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:31:54,929 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:31:54,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:54,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:31:54,934 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:31:54,935 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:54" (1/1) ... [2024-11-09 00:31:54,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73215d38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:54, skipping insertion in model container [2024-11-09 00:31:54,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:31:54" (1/1) ... [2024-11-09 00:31:54,985 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:31:55,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:55,473 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:31:55,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:31:55,608 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:31:55,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55 WrapperNode [2024-11-09 00:31:55,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:31:55,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:55,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:31:55,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:31:55,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,685 INFO L138 Inliner]: procedures = 177, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-09 00:31:55,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:31:55,686 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:31:55,686 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:31:55,686 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:31:55,696 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,711 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,714 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:31:55,721 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:31:55,721 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:31:55,721 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:31:55,722 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:31:55" (1/1) ... [2024-11-09 00:31:55,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:31:55,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:31:55,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:31:55,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:31:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:31:55,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:31:55,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:31:55,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:31:55,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:31:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-09 00:31:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-09 00:31:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:31:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:31:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:31:55,831 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:31:56,009 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:31:56,011 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:31:56,493 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:31:56,493 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:31:56,699 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:31:56,703 INFO L158 Benchmark]: Toolchain (without parser) took 1773.73ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.1MB in the beginning and 43.4MB in the end (delta: -6.3MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2024-11-09 00:31:56,706 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:31:56,706 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.19ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.9MB in the beginning and 41.6MB in the end (delta: -4.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-09 00:31:56,707 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.76ms. Allocated memory is still 79.7MB. Free memory was 41.6MB in the beginning and 39.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:56,708 INFO L158 Benchmark]: Boogie Preprocessor took 33.90ms. Allocated memory is still 79.7MB. Free memory was 38.8MB in the beginning and 36.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:31:56,709 INFO L158 Benchmark]: RCFGBuilder took 980.77ms. Allocated memory is still 79.7MB. Free memory was 36.5MB in the beginning and 43.4MB in the end (delta: -6.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-11-09 00:31:56,713 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 62.9MB. Free memory was 38.7MB in the beginning and 38.6MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.19ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 36.9MB in the beginning and 41.6MB in the end (delta: -4.7MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.76ms. Allocated memory is still 79.7MB. Free memory was 41.6MB in the beginning and 39.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.90ms. Allocated memory is still 79.7MB. Free memory was 38.8MB in the beginning and 36.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 980.77ms. Allocated memory is still 79.7MB. Free memory was 36.5MB in the beginning and 43.4MB in the end (delta: -6.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:31:56,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c5353db-735b-4448-99ad-3d36b190e41e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?