./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix008_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 773055aaa90ff8ec223993b190a157a4b1c15a4828ef014894ca730726d954aa --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:24,241 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:24,312 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:57:24,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:57:24,318 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:57:24,345 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:24,346 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:24,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:24,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:24,348 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:24,349 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:24,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:24,350 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:24,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:57:24,351 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:24,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:24,352 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:24,352 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:24,353 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:24,353 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:57:24,354 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:24,354 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:24,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:24,355 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:24,356 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:24,356 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:24,357 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:24,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:24,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:24,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:24,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:24,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:24,359 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:57:24,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:57:24,360 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:24,360 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_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 773055aaa90ff8ec223993b190a157a4b1c15a4828ef014894ca730726d954aa [2023-11-24 22:57:24,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:24,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:24,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:24,654 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:24,655 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:24,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix008_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 22:57:27,860 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:28,231 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:28,231 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/sv-benchmarks/c/pthread-wmm/mix008_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 22:57:28,262 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/data/6c4abba39/0795f1c9881e4046b6b09ded69766483/FLAGd25ddfde8 [2023-11-24 22:57:28,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/data/6c4abba39/0795f1c9881e4046b6b09ded69766483 [2023-11-24 22:57:28,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:28,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:28,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:28,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:28,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:28,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:28" (1/1) ... [2023-11-24 22:57:28,304 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538fcb8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:28, skipping insertion in model container [2023-11-24 22:57:28,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:28" (1/1) ... [2023-11-24 22:57:28,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:28,991 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:29,010 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:29,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:29,212 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:29,212 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:29,221 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:29,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29 WrapperNode [2023-11-24 22:57:29,222 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:29,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:29,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:29,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:29,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,281 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-24 22:57:29,281 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:29,282 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:29,282 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:29,282 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:29,292 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,318 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,326 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:29,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:29,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:29,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:29,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:29" (1/1) ... [2023-11-24 22:57:29,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:29,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:29,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:29,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:57:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:57:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:57:29,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:29,427 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:57:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:57:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:57:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:57:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:57:29,428 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:57:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 22:57:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 22:57:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:57:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:57:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:29,433 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:57:29,616 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:29,619 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:30,107 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:30,282 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:57:30,287 INFO L158 Benchmark]: Toolchain (without parser) took 1997.30ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 86.5MB in the beginning and 91.3MB in the end (delta: -4.9MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:30,288 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 84.0MB in the beginning and 83.8MB in the end (delta: 134.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:30,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 930.09ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 86.2MB in the beginning and 138.8MB in the end (delta: -52.6MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. [2023-11-24 22:57:30,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.63ms. Allocated memory is still 174.1MB. Free memory was 138.8MB in the beginning and 135.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:30,291 INFO L158 Benchmark]: Boogie Preprocessor took 44.40ms. Allocated memory is still 174.1MB. Free memory was 135.9MB in the beginning and 133.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:30,292 INFO L158 Benchmark]: RCFGBuilder took 958.40ms. Allocated memory is still 174.1MB. Free memory was 133.9MB in the beginning and 91.3MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-24 22:57:30,296 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory was 84.0MB in the beginning and 83.8MB in the end (delta: 134.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 930.09ms. Allocated memory was 134.2MB in the beginning and 174.1MB in the end (delta: 39.8MB). Free memory was 86.2MB in the beginning and 138.8MB in the end (delta: -52.6MB). Peak memory consumption was 29.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.63ms. Allocated memory is still 174.1MB. Free memory was 138.8MB in the beginning and 135.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.40ms. Allocated memory is still 174.1MB. Free memory was 135.9MB in the beginning and 133.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 958.40ms. Allocated memory is still 174.1MB. Free memory was 133.9MB in the beginning and 91.3MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:57:30,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 773055aaa90ff8ec223993b190a157a4b1c15a4828ef014894ca730726d954aa --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:32,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:33,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:57:33,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:33,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:33,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:33,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:33,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:33,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:33,153 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:33,153 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:33,154 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:33,155 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:33,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:33,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:33,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:33,157 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:57:33,157 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:57:33,158 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:57:33,158 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:57:33,159 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:33,165 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:33,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:33,166 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:33,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:33,167 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:33,167 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:33,167 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:33,168 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:33,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:33,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:33,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:33,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:33,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:33,170 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:57:33,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:33,171 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:33,171 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:57:33,172 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:33,172 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_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 773055aaa90ff8ec223993b190a157a4b1c15a4828ef014894ca730726d954aa [2023-11-24 22:57:33,543 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:33,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:33,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:33,571 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:33,575 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:33,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix008_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 22:57:36,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:37,152 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:37,152 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/sv-benchmarks/c/pthread-wmm/mix008_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 22:57:37,171 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/data/df721d6a1/81571722b7624ad19accccb6c5b5d91e/FLAGda6090619 [2023-11-24 22:57:37,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/data/df721d6a1/81571722b7624ad19accccb6c5b5d91e [2023-11-24 22:57:37,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:37,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:37,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:37,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:37,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:37,202 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:37,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f9bcdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:37, skipping insertion in model container [2023-11-24 22:57:37,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:37" (1/1) ... [2023-11-24 22:57:37,290 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:37,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:37,964 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:38,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:38,094 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:38,095 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:57:38,103 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:38,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38 WrapperNode [2023-11-24 22:57:38,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:38,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:38,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:38,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:38,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,143 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,191 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-24 22:57:38,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:38,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:38,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:38,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:38,204 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:38,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:38,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:38,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:38,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:38" (1/1) ... [2023-11-24 22:57:38,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:38,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:38,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:38,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:57:38,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:57:38,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:57:38,402 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:57:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:57:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:57:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:57:38,403 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:57:38,403 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:57:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 22:57:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 22:57:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:57:38,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:38,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:38,406 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:57:38,605 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:38,609 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:39,203 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:39,409 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:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:57:39,414 INFO L158 Benchmark]: Toolchain (without parser) took 2221.22ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 43.5MB in the beginning and 70.1MB in the end (delta: -26.6MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-24 22:57:39,414 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:39,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 911.22ms. Allocated memory is still 73.4MB. Free memory was 43.3MB in the beginning and 37.8MB in the end (delta: 5.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-24 22:57:39,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.82ms. Allocated memory is still 73.4MB. Free memory was 37.8MB in the beginning and 35.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:39,416 INFO L158 Benchmark]: Boogie Preprocessor took 96.93ms. Allocated memory is still 73.4MB. Free memory was 35.3MB in the beginning and 32.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:57:39,417 INFO L158 Benchmark]: RCFGBuilder took 1121.38ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 32.7MB in the beginning and 70.1MB in the end (delta: -37.4MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-11-24 22:57:39,421 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 73.4MB. Free memory is still 49.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 911.22ms. Allocated memory is still 73.4MB. Free memory was 43.3MB in the beginning and 37.8MB in the end (delta: 5.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.82ms. Allocated memory is still 73.4MB. Free memory was 37.8MB in the beginning and 35.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.93ms. Allocated memory is still 73.4MB. Free memory was 35.3MB in the beginning and 32.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1121.38ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 32.7MB in the beginning and 70.1MB in the end (delta: -37.4MB). Peak memory consumption was 18.2MB. 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:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:57:39,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a278638-5bd4-49fa-815c-50f030e29623/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~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?