./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.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_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/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_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/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_688139ab-25c8-4cc0-979b-10f0b110a2b7/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 76dbb78f4fe406633111c7d7e2c1e8bd933a1f67e6e1cf5d4cbd1b0379bfe086 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:38,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:38,941 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:40:38,946 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:40:38,947 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:40:38,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:38,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:38,987 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:38,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:38,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:38,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:38,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:38,995 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:38,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:40:38,997 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:38,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:38,998 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:38,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:38,998 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:38,999 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:38,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:39,000 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:39,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:39,002 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:39,002 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:39,003 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:39,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:39,004 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:39,004 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:39,005 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:39,006 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:40:39,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:40:39,007 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:39,007 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_688139ab-25c8-4cc0-979b-10f0b110a2b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76dbb78f4fe406633111c7d7e2c1e8bd933a1f67e6e1cf5d4cbd1b0379bfe086 [2023-11-19 03:40:39,302 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:39,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:39,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:39,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:39,340 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:39,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i [2023-11-19 03:40:42,532 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:43,014 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:43,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i [2023-11-19 03:40:43,047 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/data/d8c213c07/91b1d156d8334ae3a6f3b6830b98c5c9/FLAGbf8ece044 [2023-11-19 03:40:43,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/data/d8c213c07/91b1d156d8334ae3a6f3b6830b98c5c9 [2023-11-19 03:40:43,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:43,068 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:43,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:43,070 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:43,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:43,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@186f8dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43, skipping insertion in model container [2023-11-19 03:40:43,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,137 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:43,324 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_688139ab-25c8-4cc0-979b-10f0b110a2b7/sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i[979,992] [2023-11-19 03:40:43,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:43,600 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:43,620 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_688139ab-25c8-4cc0-979b-10f0b110a2b7/sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i[979,992] [2023-11-19 03:40:43,733 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:43,800 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:43,800 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:43,810 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:43,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43 WrapperNode [2023-11-19 03:40:43,811 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:43,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:43,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:43,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:43,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,924 INFO L138 Inliner]: procedures = 177, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-19 03:40:43,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:43,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:43,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:43,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:43,943 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,966 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,996 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:43,999 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:44,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:44,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:44,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:44,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:44,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:44,021 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:43" (1/1) ... [2023-11-19 03:40:44,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:44,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:44,071 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:44,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:44,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:40:44,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:40:44,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:40:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:40:44,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:40:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:40:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:40:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:40:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:40:44,143 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:40:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:40:44,144 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:40:44,144 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:40:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:40:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:40:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:44,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:44,148 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 03:40:44,334 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:44,336 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:44,736 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:44,976 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:44,977 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:40:44,979 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:40:44,985 INFO L158 Benchmark]: Toolchain (without parser) took 1916.13ms. Allocated memory is still 163.6MB. Free memory was 129.5MB in the beginning and 61.7MB in the end (delta: 67.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:44,986 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 163.6MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:44,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.39ms. Allocated memory is still 163.6MB. Free memory was 128.8MB in the beginning and 105.1MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:44,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.43ms. Allocated memory is still 163.6MB. Free memory was 105.1MB in the beginning and 102.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:40:44,990 INFO L158 Benchmark]: Boogie Preprocessor took 90.03ms. Allocated memory is still 163.6MB. Free memory was 102.2MB in the beginning and 100.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:44,991 INFO L158 Benchmark]: RCFGBuilder took 963.13ms. Allocated memory is still 163.6MB. Free memory was 100.1MB in the beginning and 61.7MB in the end (delta: 38.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 03:40:44,996 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 163.6MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.39ms. Allocated memory is still 163.6MB. Free memory was 128.8MB in the beginning and 105.1MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.43ms. Allocated memory is still 163.6MB. Free memory was 105.1MB in the beginning and 102.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.03ms. Allocated memory is still 163.6MB. Free memory was 102.2MB in the beginning and 100.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 963.13ms. Allocated memory is still 163.6MB. Free memory was 100.1MB in the beginning and 61.7MB in the end (delta: 38.4MB). Peak memory consumption was 37.7MB. 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 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 03:40:45,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/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_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/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_688139ab-25c8-4cc0-979b-10f0b110a2b7/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 76dbb78f4fe406633111c7d7e2c1e8bd933a1f67e6e1cf5d4cbd1b0379bfe086 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:47,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:48,008 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:40:48,069 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:48,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:40:48,072 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:40:48,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:48,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:48,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:48,080 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:40:48,081 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:48,081 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:48,082 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:48,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:40:48,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:48,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:40:48,085 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:40:48,086 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:40:48,086 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:40:48,087 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:48,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:40:48,089 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:48,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:48,090 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:48,090 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:48,091 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:48,091 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:40:48,092 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:48,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:48,093 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:48,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:48,094 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:40:48,095 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:40:48,095 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:48,095 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:40:48,096 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:40:48,096 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:40:48,096 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_688139ab-25c8-4cc0-979b-10f0b110a2b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76dbb78f4fe406633111c7d7e2c1e8bd933a1f67e6e1cf5d4cbd1b0379bfe086 [2023-11-19 03:40:48,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:48,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:48,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:48,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:48,640 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:48,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i [2023-11-19 03:40:51,929 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:52,229 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:52,230 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i [2023-11-19 03:40:52,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/data/b563a8dcd/e74587bfefb549f4acb03f84af985f8f/FLAG84701da03 [2023-11-19 03:40:52,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/data/b563a8dcd/e74587bfefb549f4acb03f84af985f8f [2023-11-19 03:40:52,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:52,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:52,290 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:52,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:52,296 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:52,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:52" (1/1) ... [2023-11-19 03:40:52,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a8c2a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:52, skipping insertion in model container [2023-11-19 03:40:52,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:52" (1/1) ... [2023-11-19 03:40:52,372 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:52,623 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_688139ab-25c8-4cc0-979b-10f0b110a2b7/sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i[979,992] [2023-11-19 03:40:52,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:53,014 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:53,029 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_688139ab-25c8-4cc0-979b-10f0b110a2b7/sv-benchmarks/c/pthread-wmm/mix051_power.oepc_power.opt_pso.oepc_rmo.oepc.i[979,992] [2023-11-19 03:40:53,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:53,195 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:53,195 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:53,204 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:53,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53 WrapperNode [2023-11-19 03:40:53,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:53,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:53,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:53,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:53,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,261 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,305 INFO L138 Inliner]: procedures = 180, calls = 67, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-19 03:40:53,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:53,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:53,307 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:53,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:53,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,341 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:53,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:53,377 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:53,377 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:53,378 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:53" (1/1) ... [2023-11-19 03:40:53,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:53,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:53,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:53,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:53,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:40:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:40:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:40:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:53,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:40:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:40:53,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:40:53,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:40:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:40:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:40:53,480 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:40:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:40:53,482 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:40:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:40:53,483 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:40:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:40:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:40:53,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:53,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:53,486 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 03:40:53,746 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:53,749 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:54,254 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:54,485 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:54,485 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:40:54,488 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:40:54,498 INFO L158 Benchmark]: Toolchain (without parser) took 2208.86ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 41.6MB in the beginning and 54.3MB in the end (delta: -12.6MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-11-19 03:40:54,499 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 73.4MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:54,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 916.07ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 41.4MB in the beginning and 71.5MB in the end (delta: -30.1MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:54,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.98ms. Allocated memory is still 104.9MB. Free memory was 71.5MB in the beginning and 69.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:54,503 INFO L158 Benchmark]: Boogie Preprocessor took 69.40ms. Allocated memory is still 104.9MB. Free memory was 69.1MB in the beginning and 66.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:54,504 INFO L158 Benchmark]: RCFGBuilder took 1119.04ms. Allocated memory is still 104.9MB. Free memory was 66.5MB in the beginning and 54.3MB in the end (delta: 12.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:40:54,514 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 73.4MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 916.07ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 41.4MB in the beginning and 71.5MB in the end (delta: -30.1MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.98ms. Allocated memory is still 104.9MB. Free memory was 71.5MB in the beginning and 69.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.40ms. Allocated memory is still 104.9MB. Free memory was 69.1MB in the beginning and 66.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1119.04ms. Allocated memory is still 104.9MB. Free memory was 66.5MB in the beginning and 54.3MB in the end (delta: 12.3MB). Peak memory consumption was 21.0MB. 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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 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 03:40:54,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_688139ab-25c8-4cc0-979b-10f0b110a2b7/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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?