./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/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_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/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_78db00aa-0f86-4f88-9806-7a464f02fc10/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 dcc3fad0768415d67ba0b5226238487b935d262c55e83ab1790d239680fbb73d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:15:57,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:15:57,437 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:15:57,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:15:57,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:15:57,500 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:15:57,501 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:15:57,502 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:15:57,503 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:15:57,511 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:15:57,512 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:15:57,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:15:57,513 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:15:57,515 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:15:57,516 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:15:57,516 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:15:57,517 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:15:57,517 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:15:57,518 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:15:57,518 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:15:57,519 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:15:57,519 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:15:57,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:15:57,520 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:15:57,521 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:15:57,521 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:15:57,522 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:15:57,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:15:57,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:15:57,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:15:57,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:15:57,526 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:15:57,526 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:15:57,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:15:57,527 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:15:57,527 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_78db00aa-0f86-4f88-9806-7a464f02fc10/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcc3fad0768415d67ba0b5226238487b935d262c55e83ab1790d239680fbb73d [2023-11-19 03:15:57,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:15:57,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:15:57,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:15:57,932 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:15:57,933 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:15:57,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i [2023-11-19 03:16:01,195 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:16:01,502 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:16:01,502 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/sv-benchmarks/c/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i [2023-11-19 03:16:01,534 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/data/3d066e013/9e927eacb8f64edb932bc8d40208a32c/FLAG677ea6f1b [2023-11-19 03:16:01,553 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/data/3d066e013/9e927eacb8f64edb932bc8d40208a32c [2023-11-19 03:16:01,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:16:01,557 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:16:01,558 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:01,558 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:16:01,564 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:16:01,565 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:01" (1/1) ... [2023-11-19 03:16:01,566 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@733f01ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:01, skipping insertion in model container [2023-11-19 03:16:01,566 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:01" (1/1) ... [2023-11-19 03:16:01,640 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:16:02,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:02,263 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:16:02,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:02,406 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:02,406 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:02,454 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:16:02,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02 WrapperNode [2023-11-19 03:16:02,455 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:02,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:02,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:16:02,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:16:02,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,482 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,507 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 111 [2023-11-19 03:16:02,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:02,508 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:16:02,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:16:02,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:16:02,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,534 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,534 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,557 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,578 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:16:02,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:16:02,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:16:02,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:16:02,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:02" (1/1) ... [2023-11-19 03:16:02,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:02,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:16:02,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:16:02,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:16:02,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:16:02,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:16:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:16:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:16:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:16:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:16:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:16:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:16:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:16:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:16:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:16:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:16:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:16:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:16:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:16:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:16:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:16:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:16:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:16:02,683 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 03:16:02,839 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:16:02,843 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:16:03,243 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:16:03,514 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:16:03,514 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:16:03,517 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:16:03,525 INFO L158 Benchmark]: Toolchain (without parser) took 1967.20ms. Allocated memory is still 151.0MB. Free memory was 105.1MB in the beginning and 73.3MB in the end (delta: 31.9MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-11-19 03:16:03,526 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory was 84.1MB in the beginning and 84.0MB in the end (delta: 25.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:16:03,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 896.90ms. Allocated memory is still 151.0MB. Free memory was 105.1MB in the beginning and 120.2MB in the end (delta: -15.1MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2023-11-19 03:16:03,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.73ms. Allocated memory is still 151.0MB. Free memory was 120.2MB in the beginning and 118.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:16:03,529 INFO L158 Benchmark]: Boogie Preprocessor took 74.45ms. Allocated memory is still 151.0MB. Free memory was 118.2MB in the beginning and 116.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:16:03,530 INFO L158 Benchmark]: RCFGBuilder took 940.07ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 73.3MB in the end (delta: 42.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 03:16:03,535 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 115.3MB. Free memory was 84.1MB in the beginning and 84.0MB in the end (delta: 25.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 896.90ms. Allocated memory is still 151.0MB. Free memory was 105.1MB in the beginning and 120.2MB in the end (delta: -15.1MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.73ms. Allocated memory is still 151.0MB. Free memory was 120.2MB in the beginning and 118.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.45ms. Allocated memory is still 151.0MB. Free memory was 118.2MB in the beginning and 116.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 940.07ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 73.3MB in the end (delta: 42.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~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 03:16:03,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/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_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/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_78db00aa-0f86-4f88-9806-7a464f02fc10/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 dcc3fad0768415d67ba0b5226238487b935d262c55e83ab1790d239680fbb73d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:16:06,296 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:16:06,392 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:16:06,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:16:06,447 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:16:06,448 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:16:06,449 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:16:06,449 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:16:06,450 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:16:06,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:16:06,457 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:16:06,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:16:06,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:16:06,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:16:06,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:16:06,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:16:06,463 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:16:06,464 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:16:06,464 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:16:06,465 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:16:06,466 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:16:06,466 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:16:06,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:16:06,467 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:16:06,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:16:06,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:16:06,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:16:06,469 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,469 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:16:06,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:16:06,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:06,471 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:16:06,472 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:16:06,472 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:16:06,473 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:16:06,473 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:16:06,473 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:16:06,473 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:16:06,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:16:06,475 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_78db00aa-0f86-4f88-9806-7a464f02fc10/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcc3fad0768415d67ba0b5226238487b935d262c55e83ab1790d239680fbb73d [2023-11-19 03:16:06,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:16:06,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:16:06,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:16:06,938 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:16:06,938 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:16:06,940 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i [2023-11-19 03:16:10,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:16:10,674 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:16:10,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/sv-benchmarks/c/pthread-wmm/mix047_power.oepc_pso.oepc_rmo.oepc.i [2023-11-19 03:16:10,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/data/1ee36efa1/627dfdd6765246d5a043e6c310f02beb/FLAGad3a5ee4c [2023-11-19 03:16:10,722 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/data/1ee36efa1/627dfdd6765246d5a043e6c310f02beb [2023-11-19 03:16:10,725 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:16:10,727 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:16:10,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:10,729 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:16:10,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:16:10,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:10" (1/1) ... [2023-11-19 03:16:10,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b7f18b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:10, skipping insertion in model container [2023-11-19 03:16:10,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:16:10" (1/1) ... [2023-11-19 03:16:10,811 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:16:11,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:11,420 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:16:11,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:16:11,600 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:11,600 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:16:11,608 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:16:11,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11 WrapperNode [2023-11-19 03:16:11,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:16:11,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:11,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:16:11,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:16:11,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,694 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-19 03:16:11,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:16:11,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:16:11,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:16:11,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:16:11,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,767 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:16:11,768 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:16:11,768 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:16:11,784 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:16:11,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:16:11" (1/1) ... [2023-11-19 03:16:11,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:16:11,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:16:11,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:16:11,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:16:11,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:16:11,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:16:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:16:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:16:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:16:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:16:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:16:11,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:16:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:16:11,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:16:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:16:11,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:16:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:16:11,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:16:11,853 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:16:11,853 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:16:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:16:11,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:16:11,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:16:11,855 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 03:16:12,015 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:16:12,017 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:16:12,498 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:16:12,699 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:16:12,699 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:16:12,702 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:16:12,709 INFO L158 Benchmark]: Toolchain (without parser) took 1981.08ms. Allocated memory is still 98.6MB. Free memory was 73.4MB in the beginning and 53.4MB in the end (delta: 20.0MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2023-11-19 03:16:12,710 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory was 45.4MB in the beginning and 45.3MB in the end (delta: 45.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:16:12,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 881.29ms. Allocated memory is still 98.6MB. Free memory was 73.1MB in the beginning and 71.5MB in the end (delta: 1.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-19 03:16:12,711 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.68ms. Allocated memory is still 98.6MB. Free memory was 71.5MB in the beginning and 69.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:16:12,713 INFO L158 Benchmark]: Boogie Preprocessor took 72.17ms. Allocated memory is still 98.6MB. Free memory was 69.3MB in the beginning and 66.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:16:12,714 INFO L158 Benchmark]: RCFGBuilder took 939.18ms. Allocated memory is still 98.6MB. Free memory was 66.7MB in the beginning and 53.4MB in the end (delta: 13.3MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-11-19 03:16:12,723 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 69.2MB. Free memory was 45.4MB in the beginning and 45.3MB in the end (delta: 45.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 881.29ms. Allocated memory is still 98.6MB. Free memory was 73.1MB in the beginning and 71.5MB in the end (delta: 1.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.68ms. Allocated memory is still 98.6MB. Free memory was 71.5MB in the beginning and 69.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.17ms. Allocated memory is still 98.6MB. Free memory was 69.3MB in the beginning and 66.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 939.18ms. Allocated memory is still 98.6MB. Free memory was 66.7MB in the beginning and 53.4MB in the end (delta: 13.3MB). Peak memory consumption was 34.8MB. 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 03:16:12,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78db00aa-0f86-4f88-9806-7a464f02fc10/bin/ukojak-verify-G8NBE6pJGL/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: ~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?