./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix043.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL --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 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:36,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:37,028 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:08:37,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:37,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:37,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:37,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:37,077 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:37,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:37,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:37,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:37,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:37,085 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:37,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:37,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:37,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:37,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:37,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:37,089 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:37,089 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:37,090 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:37,090 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:37,091 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:37,091 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:37,092 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:37,092 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:37,093 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:37,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:37,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:37,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:37,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:37,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:37,097 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:37,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:37,098 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:37,099 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_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 [2023-11-19 04:08:37,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:37,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:37,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:37,504 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:37,504 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:37,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2023-11-19 04:08:40,752 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:41,024 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:41,027 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2023-11-19 04:08:41,054 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/data/6604c9cdd/2739731ee510497e832fbf205669fedb/FLAG111f5a2de [2023-11-19 04:08:41,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/data/6604c9cdd/2739731ee510497e832fbf205669fedb [2023-11-19 04:08:41,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:41,075 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:41,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:41,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:41,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:41,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f8fed2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41, skipping insertion in model container [2023-11-19 04:08:41,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,140 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:41,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:41,582 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:41,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:41,737 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:41,738 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:41,745 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:41,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41 WrapperNode [2023-11-19 04:08:41,746 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:41,748 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:41,748 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:41,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:41,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,807 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,854 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-19 04:08:41,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:41,856 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:41,857 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:41,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:41,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,892 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,905 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,921 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,938 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:41,939 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:41,940 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:41,940 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:41,941 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:41" (1/1) ... [2023-11-19 04:08:41,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:41,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:41,973 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:41,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:42,021 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:08:42,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:08:42,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:08:42,024 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:08:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:08:42,024 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:08:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:08:42,025 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:08:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 04:08:42,025 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 04:08:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:42,029 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:42,274 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:42,280 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:42,658 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:42,870 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:42,870 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:42,872 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: ~b$r_buff1_thd0~0 := ~b$r_buff0_thd0~0;~b$r_buff1_thd1~0 := ~b$r_buff0_thd1~0;~b$r_buff1_thd2~0 := ~b$r_buff0_thd2~0;~b$r_buff1_thd3~0 := ~b$r_buff0_thd3~0;~b$r_buff1_thd4~0 := ~b$r_buff0_thd4~0;~b$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:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:08:42,877 INFO L158 Benchmark]: Toolchain (without parser) took 1800.85ms. Allocated memory is still 201.3MB. Free memory was 153.8MB in the beginning and 134.7MB in the end (delta: 19.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:42,878 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 134.2MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:42,879 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.46ms. Allocated memory is still 201.3MB. Free memory was 153.8MB in the beginning and 129.7MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:42,879 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.84ms. Allocated memory is still 201.3MB. Free memory was 129.7MB in the beginning and 127.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:42,880 INFO L158 Benchmark]: Boogie Preprocessor took 82.54ms. Allocated memory is still 201.3MB. Free memory was 127.2MB in the beginning and 125.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:42,881 INFO L158 Benchmark]: RCFGBuilder took 935.83ms. Allocated memory is still 201.3MB. Free memory was 125.1MB in the beginning and 134.7MB in the end (delta: -9.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:08:42,885 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 134.2MB. Free memory is still 81.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.46ms. Allocated memory is still 201.3MB. Free memory was 153.8MB in the beginning and 129.7MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.84ms. Allocated memory is still 201.3MB. Free memory was 129.7MB in the beginning and 127.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.54ms. Allocated memory is still 201.3MB. Free memory was 127.2MB in the beginning and 125.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 935.83ms. Allocated memory is still 201.3MB. Free memory was 125.1MB in the beginning and 134.7MB in the end (delta: -9.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := ~b$r_buff0_thd0~0;~b$r_buff1_thd1~0 := ~b$r_buff0_thd1~0;~b$r_buff1_thd2~0 := ~b$r_buff0_thd2~0;~b$r_buff1_thd3~0 := ~b$r_buff0_thd3~0;~b$r_buff1_thd4~0 := ~b$r_buff0_thd4~0;~b$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := ~b$r_buff0_thd0~0;~b$r_buff1_thd1~0 := ~b$r_buff0_thd1~0;~b$r_buff1_thd2~0 := ~b$r_buff0_thd2~0;~b$r_buff1_thd3~0 := ~b$r_buff0_thd3~0;~b$r_buff1_thd4~0 := ~b$r_buff0_thd4~0;~b$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:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:42,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/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_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix043.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL --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 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:45,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:45,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:08:46,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:46,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:46,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:46,060 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:46,060 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:46,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:46,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:46,070 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:46,070 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:46,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:46,073 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:46,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:46,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:46,075 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:46,076 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:46,076 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:46,078 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:46,078 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:46,079 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:46,080 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:46,080 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:46,081 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:46,081 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:46,082 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:46,083 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:46,083 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:46,084 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:46,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:46,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:46,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:46,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:46,088 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:46,088 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:46,088 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:46,089 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:46,089 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:46,090 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_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9bfd96daa3950021158d7079dc25a62741fa5d5a7f9e521049c1a78760db50f1 [2023-11-19 04:08:46,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:46,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:46,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:46,629 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:46,630 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:46,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2023-11-19 04:08:50,250 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:50,675 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:50,675 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/sv-benchmarks/c/pthread-wmm/mix043.oepc.i [2023-11-19 04:08:50,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/data/3ccc1c67d/98374a2136b2439f97ea693659caaa6b/FLAG80277e889 [2023-11-19 04:08:50,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/data/3ccc1c67d/98374a2136b2439f97ea693659caaa6b [2023-11-19 04:08:50,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:50,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:50,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:50,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:50,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:50,766 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ff7860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:50, skipping insertion in model container [2023-11-19 04:08:50,768 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:50" (1/1) ... [2023-11-19 04:08:50,853 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:51,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:51,530 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:51,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:51,733 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:51,733 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:51,742 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:51,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51 WrapperNode [2023-11-19 04:08:51,743 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:51,744 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:51,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:51,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:51,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,875 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2023-11-19 04:08:51,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:51,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:51,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:51,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:51,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,897 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,897 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,950 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:51,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:51,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:51,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:51,970 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:51" (1/1) ... [2023-11-19 04:08:51,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:51,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:52,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:52,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:52,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:08:52,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:08:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:52,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:08:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:08:52,069 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:08:52,069 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:08:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:08:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:08:52,070 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:08:52,070 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:08:52,072 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 04:08:52,073 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 04:08:52,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:52,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:52,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:52,076 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:52,342 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:52,345 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:52,912 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:53,166 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:53,167 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:53,171 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: ~b$r_buff1_thd0~0 := ~b$r_buff0_thd0~0;~b$r_buff1_thd1~0 := ~b$r_buff0_thd1~0;~b$r_buff1_thd2~0 := ~b$r_buff0_thd2~0;~b$r_buff1_thd3~0 := ~b$r_buff0_thd3~0;~b$r_buff1_thd4~0 := ~b$r_buff0_thd4~0;~b$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:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:08:53,180 INFO L158 Benchmark]: Toolchain (without parser) took 2428.73ms. Allocated memory is still 107.0MB. Free memory was 81.3MB in the beginning and 61.7MB in the end (delta: 19.6MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,180 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:53,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 988.88ms. Allocated memory is still 107.0MB. Free memory was 81.0MB in the beginning and 81.5MB in the end (delta: -493.9kB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.06ms. Allocated memory is still 107.0MB. Free memory was 81.5MB in the beginning and 78.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,184 INFO L158 Benchmark]: Boogie Preprocessor took 91.10ms. Allocated memory is still 107.0MB. Free memory was 78.9MB in the beginning and 76.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,185 INFO L158 Benchmark]: RCFGBuilder took 1209.53ms. Allocated memory is still 107.0MB. Free memory was 76.3MB in the beginning and 61.7MB in the end (delta: 14.6MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-19 04:08:53,190 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 73.4MB. Free memory is still 49.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 988.88ms. Allocated memory is still 107.0MB. Free memory was 81.0MB in the beginning and 81.5MB in the end (delta: -493.9kB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.06ms. Allocated memory is still 107.0MB. Free memory was 81.5MB in the beginning and 78.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.10ms. Allocated memory is still 107.0MB. Free memory was 78.9MB in the beginning and 76.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1209.53ms. Allocated memory is still 107.0MB. Free memory was 76.3MB in the beginning and 61.7MB in the end (delta: 14.6MB). Peak memory consumption was 32.8MB. 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: ~b$r_buff1_thd0~0 := ~b$r_buff0_thd0~0;~b$r_buff1_thd1~0 := ~b$r_buff0_thd1~0;~b$r_buff1_thd2~0 := ~b$r_buff0_thd2~0;~b$r_buff1_thd3~0 := ~b$r_buff0_thd3~0;~b$r_buff1_thd4~0 := ~b$r_buff0_thd4~0;~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := ~b$r_buff0_thd0~0;~b$r_buff1_thd1~0 := ~b$r_buff0_thd1~0;~b$r_buff1_thd2~0 := ~b$r_buff0_thd2~0;~b$r_buff1_thd3~0 := ~b$r_buff0_thd3~0;~b$r_buff1_thd4~0 := ~b$r_buff0_thd4~0;~b$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:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:53,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9448c6f-2ce7-48ea-bbe0-cd337b4cf7dc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := ~b$r_buff0_thd0~0;~b$r_buff1_thd1~0 := ~b$r_buff0_thd1~0;~b$r_buff1_thd2~0 := ~b$r_buff0_thd2~0;~b$r_buff1_thd3~0 := ~b$r_buff0_thd3~0;~b$r_buff1_thd4~0 := ~b$r_buff0_thd4~0;~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?