./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:12,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:12,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:08:12,629 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:12,629 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:12,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:12,672 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:12,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:12,673 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:12,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:12,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:12,680 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:12,681 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:12,682 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:12,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:12,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:12,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:12,684 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:12,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:12,684 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:12,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:12,685 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:12,686 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:12,687 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:12,687 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:12,687 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:12,688 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:12,688 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:12,689 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:12,689 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:12,690 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:12,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:12,691 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:12,691 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_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2023-11-24 23:08:13,068 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:13,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:13,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:13,109 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:13,109 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:13,111 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-11-24 23:08:16,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:16,657 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:16,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-11-24 23:08:16,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/data/a6955a850/fdf615607a5c45a7aaa0c1197bbfa83a/FLAG8a17240b2 [2023-11-24 23:08:16,707 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/data/a6955a850/fdf615607a5c45a7aaa0c1197bbfa83a [2023-11-24 23:08:16,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:16,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:16,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:16,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:16,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:16,727 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:16" (1/1) ... [2023-11-24 23:08:16,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2397ab52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:16, skipping insertion in model container [2023-11-24 23:08:16,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:16" (1/1) ... [2023-11-24 23:08:16,805 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:17,036 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i[951,964] [2023-11-24 23:08:17,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:17,331 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:17,343 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i[951,964] [2023-11-24 23:08:17,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:17,452 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:17,453 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:17,460 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:17,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17 WrapperNode [2023-11-24 23:08:17,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:17,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:17,462 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:17,462 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:17,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,498 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,523 INFO L138 Inliner]: procedures = 176, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2023-11-24 23:08:17,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:17,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:17,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:17,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:17,545 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:17,579 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:17,580 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:17,580 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:17,581 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:17" (1/1) ... [2023-11-24 23:08:17,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:17,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:17,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:17,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:08:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:08:17,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:08:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:08:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:08:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:08:17,672 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:08:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:08:17,672 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:08:17,672 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:08:17,672 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:08:17,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:17,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:08:17,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:17,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:17,675 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:08:17,877 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:17,880 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:18,420 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:18,769 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:08:18,774 INFO L158 Benchmark]: Toolchain (without parser) took 2057.17ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 82.4MB in the beginning and 78.9MB in the end (delta: 3.6MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,775 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 130.0MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:18,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 741.74ms. Allocated memory is still 130.0MB. Free memory was 82.0MB in the beginning and 57.5MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.55ms. Allocated memory is still 130.0MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,779 INFO L158 Benchmark]: Boogie Preprocessor took 54.12ms. Allocated memory is still 130.0MB. Free memory was 55.4MB in the beginning and 53.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,780 INFO L158 Benchmark]: RCFGBuilder took 1192.52ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 53.1MB in the beginning and 78.9MB in the end (delta: -25.8MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2023-11-24 23:08:18,789 INFO L338 ainManager$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 130.0MB. Free memory is still 101.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 741.74ms. Allocated memory is still 130.0MB. Free memory was 82.0MB in the beginning and 57.5MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.55ms. Allocated memory is still 130.0MB. Free memory was 57.5MB in the beginning and 55.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.12ms. Allocated memory is still 130.0MB. Free memory was 55.4MB in the beginning and 53.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1192.52ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 53.1MB in the beginning and 78.9MB in the end (delta: -25.8MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:08:18,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:21,660 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:21,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:08:21,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:21,900 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:08:21,901 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:08:21,902 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:21,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:21,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:21,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:08:21,910 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:21,911 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:21,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:21,913 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:08:21,914 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:21,914 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:08:21,915 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:08:21,915 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:08:21,915 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:08:21,917 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:21,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:08:21,918 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:21,918 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:21,919 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:21,919 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:21,920 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:21,920 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:21,921 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:21,921 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:21,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:21,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:21,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:08:21,924 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:08:21,925 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:21,925 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:08:21,925 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:08:21,926 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:21,926 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2023-11-24 23:08:22,327 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:22,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:22,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:22,354 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:22,355 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:22,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-11-24 23:08:25,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:26,089 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:26,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2023-11-24 23:08:26,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/data/1a62c2951/0d29351ce72447e89746b12e87f9e008/FLAG52f66f5e5 [2023-11-24 23:08:26,157 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/data/1a62c2951/0d29351ce72447e89746b12e87f9e008 [2023-11-24 23:08:26,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:26,164 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:26,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:26,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:26,173 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:26,174 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,175 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f0356e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26, skipping insertion in model container [2023-11-24 23:08:26,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,259 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:26,493 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i[951,964] [2023-11-24 23:08:26,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:26,800 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:26,814 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i[951,964] [2023-11-24 23:08:26,884 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:26,946 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:26,947 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:26,954 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:26,955 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26 WrapperNode [2023-11-24 23:08:26,955 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:26,956 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:26,956 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:26,956 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:26,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:26,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,023 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 132 [2023-11-24 23:08:27,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:27,024 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:27,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:27,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:27,034 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,072 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:27,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:27,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:27,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:27,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:26" (1/1) ... [2023-11-24 23:08:27,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:27,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:27,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:27,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:27,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:08:27,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:08:27,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:08:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:08:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:27,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:08:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:08:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:08:27,187 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:08:27,187 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:08:27,189 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:08:27,190 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:08:27,190 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:08:27,190 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:08:27,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:27,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:27,193 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:08:27,420 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:27,423 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:27,988 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:28,376 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:08:28,383 INFO L158 Benchmark]: Toolchain (without parser) took 2217.47ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 50.2MB in the beginning and 67.3MB in the end (delta: -17.1MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,383 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 51.0MB in the end (delta: 74.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:28,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.29ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 50.1MB in the beginning and 68.8MB in the end (delta: -18.7MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.58ms. Allocated memory is still 102.8MB. Free memory was 68.8MB in the beginning and 66.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,387 INFO L158 Benchmark]: Boogie Preprocessor took 58.00ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 63.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,388 INFO L158 Benchmark]: RCFGBuilder took 1297.48ms. Allocated memory is still 102.8MB. Free memory was 63.6MB in the beginning and 67.3MB in the end (delta: -3.7MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-11-24 23:08:28,398 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 51.0MB in the end (delta: 74.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.29ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 50.1MB in the beginning and 68.8MB in the end (delta: -18.7MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.58ms. Allocated memory is still 102.8MB. Free memory was 68.8MB in the beginning and 66.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.00ms. Allocated memory is still 102.8MB. Free memory was 66.3MB in the beginning and 63.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1297.48ms. Allocated memory is still 102.8MB. Free memory was 63.6MB in the beginning and 67.3MB in the end (delta: -3.7MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:08:28,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1cdc8036-10df-4a7a-8fd3-7abecf392fd3/bin/ukojak-verify-afCqCEvfdi/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 end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?