./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix006_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix006_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9 --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 932dbff5eab91f48afae7fbaa75574114ec0af0a04ac9352bdcfc8911a65e56a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:39:33,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:39:33,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:39:33,934 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:39:33,934 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:39:33,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:39:33,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:39:33,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:39:33,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:39:33,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:39:33,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:39:33,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:39:33,961 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:39:33,962 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:39:33,962 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:39:33,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:39:33,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:39:33,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:39:33,964 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:39:33,965 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:39:33,965 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:39:33,966 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:39:33,966 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:39:33,967 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:39:33,967 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:39:33,968 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:39:33,968 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:39:33,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:39:33,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:33,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:39:33,970 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:39:33,970 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:39:33,970 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:39:33,971 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:39:33,971 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:39:33,971 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_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 932dbff5eab91f48afae7fbaa75574114ec0af0a04ac9352bdcfc8911a65e56a [2023-12-02 21:39:34,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:39:34,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:39:34,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:39:34,248 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:39:34,249 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:39:34,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix006_power.oepc_pso.oepc_rmo.oepc.i [2023-12-02 21:39:37,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:39:37,237 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:39:37,238 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/sv-benchmarks/c/pthread-wmm/mix006_power.oepc_pso.oepc_rmo.oepc.i [2023-12-02 21:39:37,255 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/data/737c48c08/23f2124acdf94a4991e09c457f8c9220/FLAGf5d18a6df [2023-12-02 21:39:37,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/data/737c48c08/23f2124acdf94a4991e09c457f8c9220 [2023-12-02 21:39:37,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:39:37,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:39:37,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:37,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:39:37,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:39:37,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c78984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37, skipping insertion in model container [2023-12-02 21:39:37,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:39:37,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:37,688 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:39:37,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:37,777 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:37,777 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:37,785 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:39:37,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37 WrapperNode [2023-12-02 21:39:37,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:37,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:37,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:39:37,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:39:37,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,835 INFO L138 Inliner]: procedures = 176, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2023-12-02 21:39:37,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:37,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:39:37,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:39:37,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:39:37,846 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,851 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,861 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,863 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,866 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,872 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:39:37,873 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:39:37,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:39:37,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:39:37,875 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:37" (1/1) ... [2023-12-02 21:39:37,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:37,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:39:37,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:39:37,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:39:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:39:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:39:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:39:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:39:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:39:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:39:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:39:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 21:39:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 21:39:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 21:39:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 21:39:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 21:39:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 21:39:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:39:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:39:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:39:37,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:39:37,941 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:39:38,082 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:39:38,085 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:39:38,393 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:39:38,560 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:39:38,564 INFO L158 Benchmark]: Toolchain (without parser) took 1291.12ms. Allocated memory was 144.7MB in the beginning and 224.4MB in the end (delta: 79.7MB). Free memory was 105.1MB in the beginning and 184.3MB in the end (delta: -79.2MB). Peak memory consumption was 67.6MB. Max. memory is 16.1GB. [2023-12-02 21:39:38,565 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 144.7MB. Free memory was 115.0MB in the beginning and 115.0MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:39:38,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.53ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 80.9MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:38,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.36ms. Allocated memory is still 144.7MB. Free memory was 80.9MB in the beginning and 78.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:38,567 INFO L158 Benchmark]: Boogie Preprocessor took 35.85ms. Allocated memory is still 144.7MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:38,568 INFO L158 Benchmark]: RCFGBuilder took 688.62ms. Allocated memory was 144.7MB in the beginning and 224.4MB in the end (delta: 79.7MB). Free memory was 76.7MB in the beginning and 184.3MB in the end (delta: -107.6MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-12-02 21:39:38,572 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 144.7MB. Free memory was 115.0MB in the beginning and 115.0MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.53ms. Allocated memory is still 144.7MB. Free memory was 104.5MB in the beginning and 80.9MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.36ms. Allocated memory is still 144.7MB. Free memory was 80.9MB in the beginning and 78.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.85ms. Allocated memory is still 144.7MB. Free memory was 78.8MB in the beginning and 76.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 688.62ms. Allocated memory was 144.7MB in the beginning and 224.4MB in the end (delta: 79.7MB). Free memory was 76.7MB in the beginning and 184.3MB in the end (delta: -107.6MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:39:38,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/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_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix006_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9 --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 932dbff5eab91f48afae7fbaa75574114ec0af0a04ac9352bdcfc8911a65e56a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:39:40,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:39:40,525 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:39:40,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:39:40,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:39:40,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:39:40,561 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:39:40,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:39:40,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:39:40,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:39:40,563 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:39:40,563 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:39:40,564 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:39:40,564 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:39:40,565 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:39:40,566 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:39:40,566 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:39:40,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:39:40,567 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:39:40,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:39:40,568 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:39:40,573 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:39:40,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:39:40,573 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:39:40,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:39:40,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:39:40,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:39:40,575 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:39:40,576 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:39:40,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:39:40,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:40,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:39:40,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:39:40,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:39:40,578 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:39:40,578 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:39:40,578 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:39:40,578 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:39:40,579 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:39:40,579 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 932dbff5eab91f48afae7fbaa75574114ec0af0a04ac9352bdcfc8911a65e56a [2023-12-02 21:39:40,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:39:40,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:39:40,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:39:40,886 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:39:40,887 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:39:40,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix006_power.oepc_pso.oepc_rmo.oepc.i [2023-12-02 21:39:43,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:39:43,955 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:39:43,956 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/sv-benchmarks/c/pthread-wmm/mix006_power.oepc_pso.oepc_rmo.oepc.i [2023-12-02 21:39:43,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/data/7dea26d75/06f089a9c7af4899823ea20e93baca33/FLAGb05014c3a [2023-12-02 21:39:43,986 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/data/7dea26d75/06f089a9c7af4899823ea20e93baca33 [2023-12-02 21:39:43,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:39:43,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:39:43,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:43,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:39:43,995 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:39:43,996 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:43" (1/1) ... [2023-12-02 21:39:43,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4be8b653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:43, skipping insertion in model container [2023-12-02 21:39:43,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:43" (1/1) ... [2023-12-02 21:39:44,043 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:39:44,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:44,381 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:39:44,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:44,470 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:44,470 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:44,477 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:39:44,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44 WrapperNode [2023-12-02 21:39:44,477 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:44,478 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:44,478 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:39:44,478 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:39:44,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,529 INFO L138 Inliner]: procedures = 179, calls = 59, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-12-02 21:39:44,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:44,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:39:44,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:39:44,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:39:44,538 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,543 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,556 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,562 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,565 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,570 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:39:44,572 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:39:44,572 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:39:44,572 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:39:44,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:44" (1/1) ... [2023-12-02 21:39:44,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:44,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:39:44,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:39:44,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:39:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:39:44,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:39:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:39:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:39:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:39:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:39:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:39:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:39:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 21:39:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 21:39:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 21:39:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 21:39:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 21:39:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 21:39:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:39:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:39:44,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:39:44,646 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:39:44,824 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:39:44,826 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:39:45,117 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:39:45,242 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:39:45,247 INFO L158 Benchmark]: Toolchain (without parser) took 1256.02ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 52.8MB in the end (delta: 39.6MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2023-12-02 21:39:45,247 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:39:45,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.99ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 67.5MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:45,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.61ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:39:45,249 INFO L158 Benchmark]: Boogie Preprocessor took 40.56ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 62.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:39:45,250 INFO L158 Benchmark]: RCFGBuilder took 673.72ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 52.8MB in the end (delta: 9.9MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-12-02 21:39:45,253 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.99ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 67.5MB in the end (delta: 24.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.61ms. Allocated memory is still 117.4MB. Free memory was 67.5MB in the beginning and 65.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.56ms. Allocated memory is still 117.4MB. Free memory was 65.2MB in the beginning and 62.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 673.72ms. Allocated memory is still 117.4MB. Free memory was 62.7MB in the beginning and 52.8MB in the end (delta: 9.9MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:39:45,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b21d9fd-eba0-42dd-b77f-b7ae4a1eb63c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?