./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.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_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:43,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:43,553 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:03:43,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:03:43,558 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:03:43,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:43,584 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:43,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:43,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:43,587 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:43,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:43,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:43,589 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:43,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:03:43,590 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:43,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:43,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:43,592 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:43,592 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:43,593 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:43,593 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:43,594 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:43,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:43,595 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:43,595 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:43,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:43,596 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:43,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:43,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:43,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:43,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:43,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:43,599 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:03:43,600 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:03:43,600 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:43,601 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_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 [2023-11-24 23:03:43,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:43,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:43,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:43,911 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:43,911 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:43,913 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i [2023-11-24 23:03:47,034 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:47,371 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:47,371 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i [2023-11-24 23:03:47,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/data/b96567019/08cb2d66abff4a56b392bb8deea9460a/FLAG15a40d708 [2023-11-24 23:03:47,421 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/data/b96567019/08cb2d66abff4a56b392bb8deea9460a [2023-11-24 23:03:47,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:47,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:47,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:47,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:47,432 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:47,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:47" (1/1) ... [2023-11-24 23:03:47,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57df369f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:47, skipping insertion in model container [2023-11-24 23:03:47,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:47" (1/1) ... [2023-11-24 23:03:47,488 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:48,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:48,017 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:48,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:48,139 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:48,139 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:48,146 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:48,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48 WrapperNode [2023-11-24 23:03:48,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:48,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:48,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:48,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:48,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,214 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-24 23:03:48,214 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:48,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:48,215 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:48,215 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:48,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,247 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,253 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:48,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:48,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:48,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:48,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:48" (1/1) ... [2023-11-24 23:03:48,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:48,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:48,325 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:48,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:48,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:03:48,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:03:48,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:03:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:03:48,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:48,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:48,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:48,372 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:03:48,372 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:03:48,372 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:03:48,372 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:03:48,372 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:03:48,372 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:03:48,373 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 23:03:48,373 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 23:03:48,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:03:48,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:03:48,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:48,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:48,376 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 23:03:48,610 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:48,612 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:49,013 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:49,289 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff1_thd4~0 := ~x$r_buff0_thd4~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:03:49,295 INFO L158 Benchmark]: Toolchain (without parser) took 1868.32ms. Allocated memory was 121.6MB in the beginning and 178.3MB in the end (delta: 56.6MB). Free memory was 75.4MB in the beginning and 111.8MB in the end (delta: -36.4MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,295 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 121.6MB. Free memory is still 68.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:49,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 720.44ms. Allocated memory is still 121.6MB. Free memory was 75.0MB in the beginning and 51.1MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.31ms. Allocated memory is still 121.6MB. Free memory was 51.1MB in the beginning and 48.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,299 INFO L158 Benchmark]: Boogie Preprocessor took 43.05ms. Allocated memory is still 121.6MB. Free memory was 48.6MB in the beginning and 46.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,300 INFO L158 Benchmark]: RCFGBuilder took 1033.83ms. Allocated memory was 121.6MB in the beginning and 178.3MB in the end (delta: 56.6MB). Free memory was 46.5MB in the beginning and 111.8MB in the end (delta: -65.3MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-24 23:03:49,309 INFO L338 ainManager$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 68.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 720.44ms. Allocated memory is still 121.6MB. Free memory was 75.0MB in the beginning and 51.1MB in the end (delta: 23.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.31ms. Allocated memory is still 121.6MB. Free memory was 51.1MB in the beginning and 48.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.05ms. Allocated memory is still 121.6MB. Free memory was 48.6MB in the beginning and 46.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1033.83ms. Allocated memory was 121.6MB in the beginning and 178.3MB in the end (delta: 56.6MB). Free memory was 46.5MB in the beginning and 111.8MB in the end (delta: -65.3MB). Peak memory consumption was 14.8MB. 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff1_thd4~0 := ~x$r_buff0_thd4~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff1_thd4~0 := ~x$r_buff0_thd4~0;~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:49,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:03:51,885 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:03:51,980 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:03:52,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:03:52,034 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:03:52,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:03:52,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:03:52,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:03:52,038 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:03:52,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:03:52,044 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:03:52,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:03:52,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:03:52,047 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:03:52,047 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:03:52,047 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:03:52,048 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:03:52,048 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:03:52,049 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:03:52,050 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:03:52,050 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:03:52,051 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:03:52,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:03:52,052 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:03:52,052 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:03:52,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:03:52,053 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:03:52,053 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:52,054 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:52,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:03:52,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:52,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:03:52,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:03:52,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:03:52,057 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:03:52,057 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:03:52,058 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:03:52,058 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:03:52,058 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:03:52,059 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_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98d8aefe0e01e05845b14b6dd9685e093c9c5c7f8cc89a689bcb4822a773c420 [2023-11-24 23:03:52,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:03:52,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:03:52,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:03:52,506 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:03:52,507 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:03:52,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i [2023-11-24 23:03:55,660 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:03:55,982 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:03:55,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/sv-benchmarks/c/pthread-wmm/mix026_power.opt_tso.opt.i [2023-11-24 23:03:56,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/data/fc55ce989/3e695dbdc2ff43119ca50ea8ab290762/FLAGa33ad8bc5 [2023-11-24 23:03:56,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/data/fc55ce989/3e695dbdc2ff43119ca50ea8ab290762 [2023-11-24 23:03:56,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:03:56,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:03:56,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:56,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:03:56,252 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:03:56,252 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:56" (1/1) ... [2023-11-24 23:03:56,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa818dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:56, skipping insertion in model container [2023-11-24 23:03:56,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:03:56" (1/1) ... [2023-11-24 23:03:56,313 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:03:56,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:56,887 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:03:56,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:03:57,057 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:57,058 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:03:57,066 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:03:57,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57 WrapperNode [2023-11-24 23:03:57,067 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:03:57,069 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:57,069 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:03:57,070 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:03:57,078 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,170 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-24 23:03:57,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:03:57,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:03:57,174 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:03:57,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:03:57,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,224 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:03:57,263 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:03:57,263 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:03:57,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:03:57,264 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:03:57" (1/1) ... [2023-11-24 23:03:57,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:03:57,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:03:57,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:03:57,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:03:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:03:57,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:03:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:03:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:03:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:03:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:03:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:03:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:03:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:03:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:03:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:03:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:03:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:03:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:03:57,362 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 23:03:57,363 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 23:03:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:03:57,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:03:57,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:03:57,366 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 23:03:57,585 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:03:57,588 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:03:57,998 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:03:58,209 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff1_thd4~0 := ~x$r_buff0_thd4~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:03:58,216 INFO L158 Benchmark]: Toolchain (without parser) took 1969.09ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 44.1MB in the beginning and 86.3MB in the end (delta: -42.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:58,217 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:03:58,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.33ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 43.9MB in the beginning and 79.6MB in the end (delta: -35.7MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-24 23:03:58,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.21ms. Allocated memory is still 113.2MB. Free memory was 79.6MB in the beginning and 77.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:03:58,220 INFO L158 Benchmark]: Boogie Preprocessor took 77.88ms. Allocated memory is still 113.2MB. Free memory was 77.1MB in the beginning and 74.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:03:58,221 INFO L158 Benchmark]: RCFGBuilder took 950.21ms. Allocated memory is still 113.2MB. Free memory was 74.6MB in the beginning and 86.3MB in the end (delta: -11.8MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-11-24 23:03:58,230 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 821.33ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 43.9MB in the beginning and 79.6MB in the end (delta: -35.7MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.21ms. Allocated memory is still 113.2MB. Free memory was 79.6MB in the beginning and 77.1MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.88ms. Allocated memory is still 113.2MB. Free memory was 77.1MB in the beginning and 74.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 950.21ms. Allocated memory is still 113.2MB. Free memory was 74.6MB in the beginning and 86.3MB in the end (delta: -11.8MB). Peak memory consumption was 26.2MB. 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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff1_thd4~0 := ~x$r_buff0_thd4~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff1_thd4~0 := ~x$r_buff0_thd4~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:03:58,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0419c5b1-ae32-4de2-8e53-6edad0ccbcd3/bin/ukojak-verify-afCqCEvfdi/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff1_thd4~0 := ~x$r_buff0_thd4~0;~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?