./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL --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 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:44,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:44,878 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:27:44,885 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:27:44,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:27:44,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:44,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:44,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:44,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:44,927 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:44,928 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:44,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:44,929 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:44,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:27:44,930 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:44,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:44,931 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:44,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:44,932 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:44,933 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:44,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:44,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:44,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:44,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:44,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:44,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:44,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:44,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:44,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:44,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:44,942 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:27:44,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:27:44,942 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:44,943 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_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db [2023-11-19 03:27:45,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:45,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:45,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:45,204 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:45,204 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:45,206 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix043.opt.i [2023-11-19 03:27:48,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:48,507 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:48,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/sv-benchmarks/c/pthread-wmm/mix043.opt.i [2023-11-19 03:27:48,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/data/f227b5c77/5d8b197633d341c9b8809c8228ec23e4/FLAGd39dbee2d [2023-11-19 03:27:48,551 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/data/f227b5c77/5d8b197633d341c9b8809c8228ec23e4 [2023-11-19 03:27:48,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:48,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:48,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:48,557 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:48,563 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:48,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:48" (1/1) ... [2023-11-19 03:27:48,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ece8be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:48, skipping insertion in model container [2023-11-19 03:27:48,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:48" (1/1) ... [2023-11-19 03:27:48,621 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:48,792 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_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2023-11-19 03:27:49,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:49,125 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:49,140 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_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2023-11-19 03:27:49,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:49,312 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:49,313 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:49,340 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:49,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49 WrapperNode [2023-11-19 03:27:49,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:49,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:49,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:49,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:49,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,422 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 121 [2023-11-19 03:27:49,423 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:49,424 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:49,424 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:49,424 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:49,435 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,470 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,472 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,488 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:49,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:49,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:49,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:49,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:49" (1/1) ... [2023-11-19 03:27:49,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:49,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:49,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:49,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:49,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:27:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:27:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:27:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:27:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:27:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:27:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:27:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:27:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:27:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:27:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:27:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:27:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:27:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:27:49,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:49,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:49,597 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:27:49,759 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:49,761 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:50,061 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:50,237 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:50,237 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:27:50,239 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 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:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:27:50,247 INFO L158 Benchmark]: Toolchain (without parser) took 1686.96ms. Allocated memory is still 136.3MB. Free memory was 91.4MB in the beginning and 63.0MB in the end (delta: 28.4MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-11-19 03:27:50,248 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:50,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.13ms. Allocated memory is still 136.3MB. Free memory was 91.1MB in the beginning and 102.9MB in the end (delta: -11.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-11-19 03:27:50,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.24ms. Allocated memory is still 136.3MB. Free memory was 102.9MB in the beginning and 100.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:50,250 INFO L158 Benchmark]: Boogie Preprocessor took 64.58ms. Allocated memory is still 136.3MB. Free memory was 100.0MB in the beginning and 97.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:50,251 INFO L158 Benchmark]: RCFGBuilder took 752.43ms. Allocated memory is still 136.3MB. Free memory was 97.9MB in the beginning and 63.0MB in the end (delta: 34.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 03:27:50,254 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 784.13ms. Allocated memory is still 136.3MB. Free memory was 91.1MB in the beginning and 102.9MB in the end (delta: -11.8MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.24ms. Allocated memory is still 136.3MB. Free memory was 102.9MB in the beginning and 100.0MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.58ms. Allocated memory is still 136.3MB. Free memory was 100.0MB in the beginning and 97.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 752.43ms. Allocated memory is still 136.3MB. Free memory was 97.9MB in the beginning and 63.0MB in the end (delta: 34.9MB). Peak memory consumption was 33.6MB. 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 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:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:27:50,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/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_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL --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 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:27:52,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:27:53,022 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:27:53,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:27:53,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:27:53,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:27:53,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:27:53,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:27:53,060 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:27:53,061 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:27:53,061 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:27:53,062 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:27:53,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:27:53,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:27:53,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:27:53,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:27:53,066 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:27:53,067 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:27:53,067 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:27:53,068 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:27:53,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:27:53,069 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:27:53,070 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:27:53,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:27:53,071 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:27:53,072 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:27:53,073 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:27:53,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:27:53,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:53,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:27:53,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:27:53,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:27:53,076 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:27:53,076 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:27:53,077 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:27:53,077 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:27:53,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:27:53,078 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_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b566ddb7b309d9ba7ea7e298fcc3be9218751e5387d333007519a12118bc5db [2023-11-19 03:27:53,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:27:53,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:27:53,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:27:53,592 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:27:53,592 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:27:53,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix043.opt.i [2023-11-19 03:27:56,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:27:56,969 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:27:56,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/sv-benchmarks/c/pthread-wmm/mix043.opt.i [2023-11-19 03:27:56,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/data/1be19d73e/fb3d99518ef240848c49ecf0d97bd791/FLAG0d77d19f4 [2023-11-19 03:27:57,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/data/1be19d73e/fb3d99518ef240848c49ecf0d97bd791 [2023-11-19 03:27:57,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:27:57,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:27:57,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:57,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:27:57,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:27:57,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa9df9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57, skipping insertion in model container [2023-11-19 03:27:57,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:27:57,328 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_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2023-11-19 03:27:57,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:57,663 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:27:57,677 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_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/sv-benchmarks/c/pthread-wmm/mix043.opt.i[944,957] [2023-11-19 03:27:57,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:27:57,842 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:57,850 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:27:57,858 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:27:57,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57 WrapperNode [2023-11-19 03:27:57,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:27:57,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:57,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:27:57,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:27:57,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,954 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 122 [2023-11-19 03:27:57,955 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:27:57,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:27:57,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:27:57,956 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:27:57,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,976 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,991 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,994 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:57,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:58,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:58,010 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:27:58,011 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:27:58,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:27:58,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:27:58,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:27:57" (1/1) ... [2023-11-19 03:27:58,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:27:58,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:27:58,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:27:58,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:27:58,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:27:58,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:27:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:27:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:27:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:27:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:27:58,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:27:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:27:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:27:58,124 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:27:58,124 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:27:58,125 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:27:58,126 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:27:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:27:58,127 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:27:58,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:27:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:27:58,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:27:58,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:27:58,130 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:27:58,374 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:27:58,380 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:27:58,684 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:27:58,935 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:27:58,939 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:27:58,942 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 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:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:27:58,949 INFO L158 Benchmark]: Toolchain (without parser) took 1928.97ms. Allocated memory was 77.6MB in the beginning and 125.8MB in the end (delta: 48.2MB). Free memory was 52.7MB in the beginning and 97.6MB in the end (delta: -44.9MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2023-11-19 03:27:58,950 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:27:58,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 868.56ms. Allocated memory was 77.6MB in the beginning and 125.8MB in the end (delta: 48.2MB). Free memory was 52.5MB in the beginning and 99.7MB in the end (delta: -47.2MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-19 03:27:58,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.45ms. Allocated memory is still 125.8MB. Free memory was 99.2MB in the beginning and 96.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:58,954 INFO L158 Benchmark]: Boogie Preprocessor took 54.41ms. Allocated memory is still 125.8MB. Free memory was 96.9MB in the beginning and 94.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:27:58,955 INFO L158 Benchmark]: RCFGBuilder took 936.33ms. Allocated memory is still 125.8MB. Free memory was 94.2MB in the beginning and 97.6MB in the end (delta: -3.5MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. [2023-11-19 03:27:58,960 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory is still 54.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 868.56ms. Allocated memory was 77.6MB in the beginning and 125.8MB in the end (delta: 48.2MB). Free memory was 52.5MB in the beginning and 99.7MB in the end (delta: -47.2MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.45ms. Allocated memory is still 125.8MB. Free memory was 99.2MB in the beginning and 96.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.41ms. Allocated memory is still 125.8MB. Free memory was 96.9MB in the beginning and 94.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 936.33ms. Allocated memory is still 125.8MB. Free memory was 94.2MB in the beginning and 97.6MB in the end (delta: -3.5MB). Peak memory consumption was 41.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 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:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:27:58,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f2b4360-8903-42ca-8e5d-166ce95e5f5d/bin/ukojak-verify-G8NBE6pJGL/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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?