./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/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_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/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_848035c6-9a7f-484d-a800-ad2907bcfccb/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 2272010dc8e07b1cac46beb8b69d58bd905467d4d1bd6fb11b2eb1922da454c5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:36,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:36,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:01:36,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:01:36,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:01:36,874 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:36,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:36,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:36,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:36,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:36,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:36,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:36,888 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:36,889 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:01:36,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:36,891 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:36,892 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:36,892 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:36,893 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:36,893 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:01:36,894 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:36,895 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:36,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:36,896 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:36,897 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:36,897 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:36,897 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:36,898 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:36,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:36,899 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:36,899 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:36,900 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:36,900 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:01:36,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:01:36,900 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:36,901 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_848035c6-9a7f-484d-a800-ad2907bcfccb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2272010dc8e07b1cac46beb8b69d58bd905467d4d1bd6fb11b2eb1922da454c5 [2023-11-24 23:01:37,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:37,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:37,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:37,177 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:37,178 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:37,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 23:01:40,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:40,750 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:40,751 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 23:01:40,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/data/45748fb11/995cbeb460094b9ca19ae7683e6a595f/FLAG957bf94fd [2023-11-24 23:01:40,784 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/data/45748fb11/995cbeb460094b9ca19ae7683e6a595f [2023-11-24 23:01:40,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:40,788 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:40,790 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:40,790 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:40,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:40,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:40" (1/1) ... [2023-11-24 23:01:40,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e193117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:40, skipping insertion in model container [2023-11-24 23:01:40,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:40" (1/1) ... [2023-11-24 23:01:40,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:41,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:41,409 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:41,516 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:41,568 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:41,569 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:41,576 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:41,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41 WrapperNode [2023-11-24 23:01:41,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:41,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:41,579 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:41,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:41,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,675 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-24 23:01:41,676 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:41,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:41,677 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:41,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:41,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:41,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:41,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:41,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:41,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:41" (1/1) ... [2023-11-24 23:01:41,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:41,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:41,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:41,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:01:41,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:01:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:01:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:01:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:01:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:01:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:01:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:01:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:01:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:01:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:01:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:01:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 23:01:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 23:01:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:01:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:01:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:41,871 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 23:01:42,032 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:42,034 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:42,481 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:42,639 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:01:42,647 INFO L158 Benchmark]: Toolchain (without parser) took 1854.82ms. Allocated memory was 138.4MB in the beginning and 216.0MB in the end (delta: 77.6MB). Free memory was 92.1MB in the beginning and 148.5MB in the end (delta: -56.4MB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2023-11-24 23:01:42,648 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory was 88.3MB in the beginning and 88.2MB in the end (delta: 114.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:42,649 INFO L158 Benchmark]: CACSL2BoogieTranslator took 787.77ms. Allocated memory is still 138.4MB. Free memory was 92.1MB in the beginning and 67.5MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 23:01:42,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.24ms. Allocated memory is still 138.4MB. Free memory was 67.5MB in the beginning and 65.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:42,651 INFO L158 Benchmark]: Boogie Preprocessor took 71.73ms. Allocated memory is still 138.4MB. Free memory was 65.1MB in the beginning and 62.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:42,653 INFO L158 Benchmark]: RCFGBuilder took 892.35ms. Allocated memory was 138.4MB in the beginning and 216.0MB in the end (delta: 77.6MB). Free memory was 62.8MB in the beginning and 148.5MB in the end (delta: -85.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-24 23:01:42,662 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory was 88.3MB in the beginning and 88.2MB in the end (delta: 114.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 787.77ms. Allocated memory is still 138.4MB. Free memory was 92.1MB in the beginning and 67.5MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.24ms. Allocated memory is still 138.4MB. Free memory was 67.5MB in the beginning and 65.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.73ms. Allocated memory is still 138.4MB. Free memory was 65.1MB in the beginning and 62.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 892.35ms. Allocated memory was 138.4MB in the beginning and 216.0MB in the end (delta: 77.6MB). Free memory was 62.8MB in the beginning and 148.5MB in the end (delta: -85.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:01:42,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/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_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/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_848035c6-9a7f-484d-a800-ad2907bcfccb/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 2272010dc8e07b1cac46beb8b69d58bd905467d4d1bd6fb11b2eb1922da454c5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:45,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:45,527 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:01:45,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:45,560 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:45,561 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:45,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:45,562 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:45,563 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:45,564 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:45,564 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:45,565 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:45,565 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:45,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:45,566 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:45,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:45,568 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:01:45,568 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:01:45,569 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:01:45,569 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:01:45,570 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:45,570 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:45,571 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:45,571 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:45,572 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:45,572 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:45,573 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:45,573 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:01:45,574 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:01:45,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:45,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:45,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:45,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:45,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:45,576 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:01:45,577 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:01:45,577 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:45,578 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:01:45,578 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:01:45,579 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_848035c6-9a7f-484d-a800-ad2907bcfccb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2272010dc8e07b1cac46beb8b69d58bd905467d4d1bd6fb11b2eb1922da454c5 [2023-11-24 23:01:46,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:46,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:46,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:46,045 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:46,047 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:46,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 23:01:49,382 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:49,771 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:49,771 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/sv-benchmarks/c/pthread-wmm/mix005_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 23:01:49,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/data/01cae5d71/392fb506a5e347e3b1ea016e2da003a6/FLAG8ba764975 [2023-11-24 23:01:49,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/data/01cae5d71/392fb506a5e347e3b1ea016e2da003a6 [2023-11-24 23:01:49,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:49,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:49,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:49,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:49,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:49,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:49" (1/1) ... [2023-11-24 23:01:49,818 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4742d386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:49, skipping insertion in model container [2023-11-24 23:01:49,819 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:49" (1/1) ... [2023-11-24 23:01:49,891 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:50,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:50,501 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:50,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:50,611 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:50,611 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:50,619 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:50,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50 WrapperNode [2023-11-24 23:01:50,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:50,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:50,621 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:50,621 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:50,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,691 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2023-11-24 23:01:50,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:50,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:50,693 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:50,693 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:50,711 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,711 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,725 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,725 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,744 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,749 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,752 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:50,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:50,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:50,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:50,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:50" (1/1) ... [2023-11-24 23:01:50,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:50,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:50,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:50,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:01:50,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:01:50,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:01:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:01:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:01:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:01:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:01:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:01:50,885 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:01:50,885 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:01:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:01:50,886 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:01:50,886 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:01:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 23:01:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 23:01:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:01:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:50,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:50,890 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 23:01:51,055 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:51,057 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:51,507 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:51,704 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:01:51,713 INFO L158 Benchmark]: Toolchain (without parser) took 1900.67ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 50.0MB in the beginning and 59.8MB in the end (delta: -9.8MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-24 23:01:51,714 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 50.8MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:01:51,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 807.91ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 49.9MB in the beginning and 62.3MB in the end (delta: -12.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:01:51,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.15ms. Allocated memory is still 96.5MB. Free memory was 62.3MB in the beginning and 59.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:51,717 INFO L158 Benchmark]: Boogie Preprocessor took 65.97ms. Allocated memory is still 96.5MB. Free memory was 59.7MB in the beginning and 57.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:51,717 INFO L158 Benchmark]: RCFGBuilder took 951.49ms. Allocated memory is still 96.5MB. Free memory was 57.1MB in the beginning and 59.8MB in the end (delta: -2.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-24 23:01:51,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 50.8MB in the end (delta: 78.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 807.91ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 49.9MB in the beginning and 62.3MB in the end (delta: -12.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.15ms. Allocated memory is still 96.5MB. Free memory was 62.3MB in the beginning and 59.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.97ms. Allocated memory is still 96.5MB. Free memory was 59.7MB in the beginning and 57.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 951.49ms. Allocated memory is still 96.5MB. Free memory was 57.1MB in the beginning and 59.8MB in the end (delta: -2.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:01:51,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_848035c6-9a7f-484d-a800-ad2907bcfccb/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: ~a$r_buff1_thd0~0 := ~a$r_buff0_thd0~0;~a$r_buff1_thd1~0 := ~a$r_buff0_thd1~0;~a$r_buff1_thd2~0 := ~a$r_buff0_thd2~0;~a$r_buff1_thd3~0 := ~a$r_buff0_thd3~0;~a$r_buff1_thd4~0 := ~a$r_buff0_thd4~0;~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?