./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix017_pso.opt_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_pso.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC --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 39f434d3f7e7749f4257e03557066c1349e963b1d489e771c14fc3ff33c9a6c7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:16:05,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:05,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:16:05,547 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:16:05,548 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:16:05,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:05,573 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:05,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:05,575 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:05,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:05,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:05,577 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:05,577 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:16:05,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:16:05,579 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:16:05,579 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:05,580 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:05,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:05,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:05,582 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:16:05,582 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:16:05,583 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:16:05,584 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:05,584 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:05,585 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:05,586 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:05,586 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:05,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:05,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:05,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:05,589 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:05,589 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:05,590 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:16:05,591 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:16:05,591 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:05,597 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_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39f434d3f7e7749f4257e03557066c1349e963b1d489e771c14fc3ff33c9a6c7 [2023-11-23 20:16:05,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:05,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:05,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:05,937 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:05,938 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:05,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/mix017_pso.opt_tso.opt.i [2023-11-23 20:16:09,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:16:09,445 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:16:09,445 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/sv-benchmarks/c/pthread-wmm/mix017_pso.opt_tso.opt.i [2023-11-23 20:16:09,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/data/cccb43760/ae29ef6b6f264fb5b532521c54f46759/FLAGe1a5a1c74 [2023-11-23 20:16:09,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/data/cccb43760/ae29ef6b6f264fb5b532521c54f46759 [2023-11-23 20:16:09,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:16:09,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:16:09,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:09,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:16:09,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:16:09,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:09" (1/1) ... [2023-11-23 20:16:09,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3437a9f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:09, skipping insertion in model container [2023-11-23 20:16:09,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:09" (1/1) ... [2023-11-23 20:16:09,646 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:16:10,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:10,054 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:16:10,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:10,242 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:10,242 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:10,250 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:16:10,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10 WrapperNode [2023-11-23 20:16:10,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:10,253 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:10,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:16:10,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:16:10,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,352 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-23 20:16:10,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:10,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:16:10,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:16:10,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:16:10,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,427 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:16:10,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:16:10,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:16:10,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:16:10,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:10" (1/1) ... [2023-11-23 20:16:10,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:10,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:16:10,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:16:10,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:16:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:16:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:16:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:16:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:16:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:16:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:16:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:16:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:16:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:16:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:16:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:16:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:16:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:16:10,530 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-23 20:16:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-23 20:16:10,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:16:10,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:16:10,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:16:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:16:10,534 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:16:10,765 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:16:10,767 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:16:11,251 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:16:11,482 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:16:11,489 INFO L158 Benchmark]: Toolchain (without parser) took 1995.59ms. Allocated memory is still 167.8MB. Free memory was 127.0MB in the beginning and 127.1MB in the end (delta: -95.7kB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2023-11-23 20:16:11,490 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:16:11,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 757.73ms. Allocated memory is still 167.8MB. Free memory was 127.0MB in the beginning and 116.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:16:11,493 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.67ms. Allocated memory is still 167.8MB. Free memory was 116.9MB in the beginning and 114.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:16:11,494 INFO L158 Benchmark]: Boogie Preprocessor took 72.96ms. Allocated memory is still 167.8MB. Free memory was 114.3MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:16:11,496 INFO L158 Benchmark]: RCFGBuilder took 1059.65ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 127.1MB in the end (delta: -14.8MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2023-11-23 20:16:11,500 INFO L338 ainManager$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 121.6MB. Free memory is still 90.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 757.73ms. Allocated memory is still 167.8MB. Free memory was 127.0MB in the beginning and 116.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.67ms. Allocated memory is still 167.8MB. Free memory was 116.9MB in the beginning and 114.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.96ms. Allocated memory is still 167.8MB. Free memory was 114.3MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1059.65ms. Allocated memory is still 167.8MB. Free memory was 112.3MB in the beginning and 127.1MB in the end (delta: -14.8MB). Peak memory consumption was 38.9MB. 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:16:11,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_pso.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC --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 39f434d3f7e7749f4257e03557066c1349e963b1d489e771c14fc3ff33c9a6c7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:16:14,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:14,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:16:14,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:14,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:14,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:14,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:14,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:14,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:14,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:14,435 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:16:14,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:16:14,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:14,438 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:14,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:14,439 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:14,439 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:16:14,440 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:16:14,440 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:16:14,441 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:16:14,442 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:16:14,442 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:16:14,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:14,443 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:14,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:14,445 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:14,445 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:14,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:16:14,446 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:16:14,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:14,448 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:14,448 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:14,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:14,449 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:14,450 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:16:14,450 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:16:14,450 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:14,451 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:16:14,451 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:16:14,452 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_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39f434d3f7e7749f4257e03557066c1349e963b1d489e771c14fc3ff33c9a6c7 [2023-11-23 20:16:14,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:14,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:14,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:14,967 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:14,974 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:14,975 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/mix017_pso.opt_tso.opt.i [2023-11-23 20:16:18,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:16:18,630 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:16:18,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/sv-benchmarks/c/pthread-wmm/mix017_pso.opt_tso.opt.i [2023-11-23 20:16:18,648 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/data/a670d8d30/73a071437b014d72b1defa1c89ebf3f5/FLAG935490b1d [2023-11-23 20:16:18,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/data/a670d8d30/73a071437b014d72b1defa1c89ebf3f5 [2023-11-23 20:16:18,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:16:18,668 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:16:18,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:18,670 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:16:18,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:16:18,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:18" (1/1) ... [2023-11-23 20:16:18,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11895355 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:18, skipping insertion in model container [2023-11-23 20:16:18,677 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:18" (1/1) ... [2023-11-23 20:16:18,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:16:19,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:19,253 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:16:19,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:19,375 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:19,375 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:19,383 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:16:19,384 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19 WrapperNode [2023-11-23 20:16:19,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:19,385 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:19,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:16:19,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:16:19,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,482 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2023-11-23 20:16:19,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:19,483 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:16:19,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:16:19,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:16:19,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,536 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,560 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:16:19,570 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:16:19,571 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:16:19,571 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:16:19,572 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:19" (1/1) ... [2023-11-23 20:16:19,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:19,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:16:19,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:16:19,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:16:19,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:16:19,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:16:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:16:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:16:19,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:16:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:16:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:16:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:16:19,651 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:16:19,651 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:16:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:16:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:16:19,652 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:16:19,652 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:16:19,654 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-23 20:16:19,654 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-23 20:16:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:16:19,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:16:19,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:16:19,657 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:16:19,906 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:16:19,908 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:16:20,408 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:16:20,608 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:16:20,619 INFO L158 Benchmark]: Toolchain (without parser) took 1950.28ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 54.3MB in the beginning and 55.3MB in the end (delta: -968.7kB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,620 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:16:20,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.24ms. Allocated memory is still 79.7MB. Free memory was 54.1MB in the beginning and 47.4MB in the end (delta: 6.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.67ms. Allocated memory is still 79.7MB. Free memory was 47.4MB in the beginning and 44.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,623 INFO L158 Benchmark]: Boogie Preprocessor took 86.21ms. Allocated memory is still 79.7MB. Free memory was 44.9MB in the beginning and 42.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,624 INFO L158 Benchmark]: RCFGBuilder took 1046.89ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 42.4MB in the beginning and 55.3MB in the end (delta: -12.9MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-11-23 20:16:20,633 INFO L338 ainManager$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 79.7MB. Free memory is still 54.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.24ms. Allocated memory is still 79.7MB. Free memory was 54.1MB in the beginning and 47.4MB in the end (delta: 6.7MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.67ms. Allocated memory is still 79.7MB. Free memory was 47.4MB in the beginning and 44.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.21ms. Allocated memory is still 79.7MB. Free memory was 44.9MB in the beginning and 42.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1046.89ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 42.4MB in the beginning and 55.3MB in the end (delta: -12.9MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:16:20,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1158105c-c165-4da1-97d9-5b7a2a5aeb49/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff1_thd4~0 := ~z$r_buff0_thd4~0;~z$r_buff0_thd4~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?