./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe025_power.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/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_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/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_411c123d-04f9-4231-ad56-03735bc8988b/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 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:17,430 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:17,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:57:17,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:17,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:17,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:17,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:17,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:17,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:17,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:17,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:17,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:17,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:17,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:17,545 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:17,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:17,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:17,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:17,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:17,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:17,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:17,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:17,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:17,555 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:17,555 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:17,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:17,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:17,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:17,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:17,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:17,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:17,560 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:17,560 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:17,561 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_411c123d-04f9-4231-ad56-03735bc8988b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 [2023-11-24 22:57:17,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:17,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:17,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:17,865 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:17,866 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:17,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/safe025_power.i [2023-11-24 22:57:21,071 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:21,457 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:21,458 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/sv-benchmarks/c/pthread-wmm/safe025_power.i [2023-11-24 22:57:21,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/data/10c1a82ad/c3b96586ceb54c33ae6e216cd5ebd3e2/FLAG65a074d83 [2023-11-24 22:57:21,501 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/data/10c1a82ad/c3b96586ceb54c33ae6e216cd5ebd3e2 [2023-11-24 22:57:21,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:21,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:21,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:21,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:21,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:21,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:21" (1/1) ... [2023-11-24 22:57:21,526 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5afecb47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:21, skipping insertion in model container [2023-11-24 22:57:21,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:21" (1/1) ... [2023-11-24 22:57:21,602 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:21,768 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_411c123d-04f9-4231-ad56-03735bc8988b/sv-benchmarks/c/pthread-wmm/safe025_power.i[990,1003] [2023-11-24 22:57:22,077 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:22,091 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:22,105 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_411c123d-04f9-4231-ad56-03735bc8988b/sv-benchmarks/c/pthread-wmm/safe025_power.i[990,1003] [2023-11-24 22:57:22,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:22,270 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:22,270 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:22,276 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:22,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22 WrapperNode [2023-11-24 22:57:22,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:22,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:22,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:22,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:22,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,357 INFO L138 Inliner]: procedures = 176, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 163 [2023-11-24 22:57:22,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:22,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:22,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:22,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:22,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,404 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,404 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,449 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:22,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:22,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:22,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:22,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:22" (1/1) ... [2023-11-24 22:57:22,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:22,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:22,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:22,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:57:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:57:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:57:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:57:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:57:22,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:22,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:22,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:22,616 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:57:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:57:22,616 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:57:22,616 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:57:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:57:22,617 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:57:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:57:22,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:22,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:22,621 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 22:57:22,867 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:22,874 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:23,596 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:24,094 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:57:24,099 INFO L158 Benchmark]: Toolchain (without parser) took 2586.35ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 76.9MB in the beginning and 106.2MB in the end (delta: -29.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:24,100 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:24,101 INFO L158 Benchmark]: CACSL2BoogieTranslator took 762.70ms. Allocated memory is still 125.8MB. Free memory was 76.9MB in the beginning and 49.0MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 22:57:24,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.63ms. Allocated memory is still 125.8MB. Free memory was 49.0MB in the beginning and 45.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:57:24,104 INFO L158 Benchmark]: Boogie Preprocessor took 91.08ms. Allocated memory is still 125.8MB. Free memory was 45.9MB in the beginning and 43.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:24,105 INFO L158 Benchmark]: RCFGBuilder took 1632.50ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 43.3MB in the beginning and 106.2MB in the end (delta: -62.8MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2023-11-24 22:57:24,114 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 762.70ms. Allocated memory is still 125.8MB. Free memory was 76.9MB in the beginning and 49.0MB in the end (delta: 27.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.63ms. Allocated memory is still 125.8MB. Free memory was 49.0MB in the beginning and 45.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.08ms. Allocated memory is still 125.8MB. Free memory was 45.9MB in the beginning and 43.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1632.50ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 43.3MB in the beginning and 106.2MB in the end (delta: -62.8MB). Peak memory consumption was 32.6MB. 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$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 22:57:24,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/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_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/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_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe025_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/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_411c123d-04f9-4231-ad56-03735bc8988b/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 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:26,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:27,078 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:57:27,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:27,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:27,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:27,137 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:27,138 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:27,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:27,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:27,145 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:27,145 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:27,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:27,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:27,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:27,149 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:27,149 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:57:27,150 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:57:27,150 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:57:27,151 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:27,152 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:27,152 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:27,153 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:27,153 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:27,154 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:27,154 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:27,155 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:27,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:27,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:27,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:27,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:27,158 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:27,158 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:57:27,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:27,159 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:27,159 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:57:27,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:27,160 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_411c123d-04f9-4231-ad56-03735bc8988b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b4ccd44d6ad5c937026f9c7e728382cb906c06e55c568dcdbddf828dfe89bc6 [2023-11-24 22:57:27,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:27,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:27,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:27,649 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:27,650 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:27,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/safe025_power.i [2023-11-24 22:57:30,941 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:31,333 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:31,333 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/sv-benchmarks/c/pthread-wmm/safe025_power.i [2023-11-24 22:57:31,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/data/ba87ba287/34914b9613d4453da6bf309343517761/FLAG488d93042 [2023-11-24 22:57:31,388 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/data/ba87ba287/34914b9613d4453da6bf309343517761 [2023-11-24 22:57:31,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:31,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:31,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:31,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:31,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:31,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:31" (1/1) ... [2023-11-24 22:57:31,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ee03b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:31, skipping insertion in model container [2023-11-24 22:57:31,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:31" (1/1) ... [2023-11-24 22:57:31,490 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:31,699 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_411c123d-04f9-4231-ad56-03735bc8988b/sv-benchmarks/c/pthread-wmm/safe025_power.i[990,1003] [2023-11-24 22:57:32,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:32,138 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:32,161 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_411c123d-04f9-4231-ad56-03735bc8988b/sv-benchmarks/c/pthread-wmm/safe025_power.i[990,1003] [2023-11-24 22:57:32,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:32,391 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:32,391 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:32,399 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:32,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32 WrapperNode [2023-11-24 22:57:32,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:32,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:32,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:32,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:32,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,451 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,497 INFO L138 Inliner]: procedures = 180, calls = 86, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 164 [2023-11-24 22:57:32,497 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:32,498 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:32,498 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:32,498 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:32,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,543 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,549 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:32,550 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:32,551 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:32,551 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:32,552 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:32,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:32,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:32,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:57:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:57:32,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:57:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:57:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:57:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:57:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:57:32,693 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:57:32,693 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:57:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:57:32,695 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:57:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:57:32,696 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:57:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:57:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:32,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:32,698 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 22:57:32,909 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:32,911 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:33,709 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:34,204 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:57:34,211 INFO L158 Benchmark]: Toolchain (without parser) took 2813.75ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 71.3MB in the beginning and 71.9MB in the end (delta: -565.2kB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-24 22:57:34,212 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:34,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 999.95ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 65.2MB in the end (delta: 5.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-11-24 22:57:34,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.54ms. Allocated memory is still 96.5MB. Free memory was 65.2MB in the beginning and 62.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:34,215 INFO L158 Benchmark]: Boogie Preprocessor took 51.72ms. Allocated memory is still 96.5MB. Free memory was 62.4MB in the beginning and 59.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:57:34,216 INFO L158 Benchmark]: RCFGBuilder took 1658.10ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 59.2MB in the beginning and 71.9MB in the end (delta: -12.6MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2023-11-24 22:57:34,227 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 999.95ms. Allocated memory is still 96.5MB. Free memory was 71.1MB in the beginning and 65.2MB in the end (delta: 5.9MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.54ms. Allocated memory is still 96.5MB. Free memory was 65.2MB in the beginning and 62.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.72ms. Allocated memory is still 96.5MB. Free memory was 62.4MB in the beginning and 59.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1658.10ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 59.2MB in the beginning and 71.9MB in the end (delta: -12.6MB). 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$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 22:57:34,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_411c123d-04f9-4231-ad56-03735bc8988b/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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?