./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9 --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 a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:01:38,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:01:38,436 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:01:38,440 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:01:38,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:01:38,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:01:38,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:01:38,466 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:01:38,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:01:38,467 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:01:38,468 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:01:38,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:01:38,469 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:01:38,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:01:38,470 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:01:38,470 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:01:38,471 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:01:38,471 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:01:38,471 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:01:38,472 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:01:38,472 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:01:38,473 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:01:38,474 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:01:38,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:01:38,474 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:01:38,475 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:01:38,475 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:01:38,476 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:01:38,476 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:01:38,477 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:01:38,477 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:01:38,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:01:38,478 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:01:38,478 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_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 [2023-12-03 04:01:38,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:01:38,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:01:38,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:01:38,696 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:01:38,697 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:01:38,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2023-12-03 04:01:41,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:01:42,234 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:01:42,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2023-12-03 04:01:42,256 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/data/f2327e949/f598b56819fc4d568560cc772f4d1a58/FLAG17b05e3a6 [2023-12-03 04:01:42,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/data/f2327e949/f598b56819fc4d568560cc772f4d1a58 [2023-12-03 04:01:42,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:01:42,278 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:01:42,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:01:42,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:01:42,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:01:42,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:42,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7136be55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42, skipping insertion in model container [2023-12-03 04:01:42,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:42,348 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:01:42,528 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_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2023-12-03 04:01:42,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:01:42,799 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:01:42,812 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_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2023-12-03 04:01:42,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:01:42,906 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:01:42,907 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:01:42,914 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:01:42,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42 WrapperNode [2023-12-03 04:01:42,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:01:42,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:01:42,916 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:01:42,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:01:42,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:42,946 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:42,978 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2023-12-03 04:01:42,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:01:42,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:01:42,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:01:42,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:01:42,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:42,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:42,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:42,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:43,009 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:43,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:43,015 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:43,018 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:43,023 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:01:43,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:01:43,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:01:43,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:01:43,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:42" (1/1) ... [2023-12-03 04:01:43,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:01:43,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:01:43,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:01:43,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:01:43,116 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:01:43,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:01:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:01:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:01:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:01:43,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:01:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:01:43,118 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 04:01:43,118 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 04:01:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 04:01:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 04:01:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 04:01:43,119 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 04:01:43,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:01:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:01:43,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:01:43,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:01:43,122 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:01:43,285 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:01:43,287 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:01:43,643 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:01:43,799 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:01:43,805 INFO L158 Benchmark]: Toolchain (without parser) took 1525.44ms. Allocated memory is still 172.0MB. Free memory was 124.8MB in the beginning and 60.6MB in the end (delta: 64.3MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-12-03 04:01:43,805 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:01:43,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 635.47ms. Allocated memory is still 172.0MB. Free memory was 124.8MB in the beginning and 101.0MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 04:01:43,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.37ms. Allocated memory is still 172.0MB. Free memory was 101.0MB in the beginning and 98.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:01:43,808 INFO L158 Benchmark]: Boogie Preprocessor took 43.42ms. Allocated memory is still 172.0MB. Free memory was 98.3MB in the beginning and 96.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:01:43,809 INFO L158 Benchmark]: RCFGBuilder took 778.10ms. Allocated memory is still 172.0MB. Free memory was 96.2MB in the beginning and 60.6MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-03 04:01:43,812 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 125.8MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 635.47ms. Allocated memory is still 172.0MB. Free memory was 124.8MB in the beginning and 101.0MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.37ms. Allocated memory is still 172.0MB. Free memory was 101.0MB in the beginning and 98.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.42ms. Allocated memory is still 172.0MB. Free memory was 98.3MB in the beginning and 96.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 778.10ms. Allocated memory is still 172.0MB. Free memory was 96.2MB in the beginning and 60.6MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:01:43,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9 --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 a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:01:46,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:01:46,297 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:01:46,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:01:46,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:01:46,331 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:01:46,332 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:01:46,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:01:46,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:01:46,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:01:46,335 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:01:46,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:01:46,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:01:46,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:01:46,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:01:46,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:01:46,338 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:01:46,338 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:01:46,339 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:01:46,339 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:01:46,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:01:46,341 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:01:46,341 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:01:46,342 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:01:46,342 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:01:46,343 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:01:46,343 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:01:46,344 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:01:46,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:01:46,345 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:01:46,345 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:01:46,346 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:01:46,346 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:01:46,346 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:01:46,347 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:01:46,347 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:01:46,347 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:01:46,347 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_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 [2023-12-03 04:01:46,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:01:46,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:01:46,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:01:46,649 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:01:46,649 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:01:46,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2023-12-03 04:01:49,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:01:49,729 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:01:49,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2023-12-03 04:01:49,745 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/data/6c29fa5d6/829b43d92b2b4713a4c3e628c3037da1/FLAGf82d016b3 [2023-12-03 04:01:49,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/data/6c29fa5d6/829b43d92b2b4713a4c3e628c3037da1 [2023-12-03 04:01:49,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:01:49,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:01:49,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:01:49,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:01:49,770 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:01:49,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:01:49" (1/1) ... [2023-12-03 04:01:49,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f8071ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:49, skipping insertion in model container [2023-12-03 04:01:49,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:01:49" (1/1) ... [2023-12-03 04:01:49,825 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:01:49,993 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_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2023-12-03 04:01:50,185 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:01:50,207 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:01:50,219 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_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2023-12-03 04:01:50,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:01:50,295 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:01:50,296 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:01:50,303 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:01:50,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50 WrapperNode [2023-12-03 04:01:50,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:01:50,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:01:50,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:01:50,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:01:50,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,332 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,358 INFO L138 Inliner]: procedures = 179, calls = 56, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-12-03 04:01:50,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:01:50,359 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:01:50,359 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:01:50,359 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:01:50,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,373 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,384 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,389 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,396 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:01:50,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:01:50,397 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:01:50,397 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:01:50,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:01:50" (1/1) ... [2023-12-03 04:01:50,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:01:50,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:01:50,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:01:50,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:01:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:01:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:01:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:01:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:01:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:01:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:01:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:01:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:01:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 04:01:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 04:01:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 04:01:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 04:01:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 04:01:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 04:01:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:01:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:01:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:01:50,471 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:01:50,622 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:01:50,624 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:01:50,888 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:01:51,008 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:01:51,012 INFO L158 Benchmark]: Toolchain (without parser) took 1247.72ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 52.1MB in the end (delta: 2.7MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2023-12-03 04:01:51,013 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:01:51,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.83ms. Allocated memory is still 79.7MB. Free memory was 54.7MB in the beginning and 48.4MB in the end (delta: 6.3MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-12-03 04:01:51,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.56ms. Allocated memory is still 79.7MB. Free memory was 48.4MB in the beginning and 45.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:01:51,015 INFO L158 Benchmark]: Boogie Preprocessor took 37.21ms. Allocated memory is still 79.7MB. Free memory was 45.9MB in the beginning and 43.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:01:51,016 INFO L158 Benchmark]: RCFGBuilder took 613.88ms. Allocated memory is still 79.7MB. Free memory was 43.5MB in the beginning and 52.1MB in the end (delta: -8.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-12-03 04:01:51,018 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.83ms. Allocated memory is still 79.7MB. Free memory was 54.7MB in the beginning and 48.4MB in the end (delta: 6.3MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.56ms. Allocated memory is still 79.7MB. Free memory was 48.4MB in the beginning and 45.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.21ms. Allocated memory is still 79.7MB. Free memory was 45.9MB in the beginning and 43.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 613.88ms. Allocated memory is still 79.7MB. Free memory was 43.5MB in the beginning and 52.1MB in the end (delta: -8.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:01:51,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d8644c9-f31a-423d-ba11-e4cb0ff5f6ec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?