./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.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_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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 497394b95b3d1d02ab9ce49b64d507b876172aa5c11270440b3f7ed6bf5019ac --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:32:08,762 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:32:08,832 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:32:08,836 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:32:08,837 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:32:08,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:32:08,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:32:08,862 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:32:08,863 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:32:08,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:32:08,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:32:08,865 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:32:08,865 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:32:08,866 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:32:08,866 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:32:08,867 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:32:08,867 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:32:08,868 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:32:08,868 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:32:08,868 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:32:08,869 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:32:08,870 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:32:08,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:32:08,871 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:32:08,871 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:32:08,872 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:32:08,872 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:32:08,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:32:08,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:32:08,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:32:08,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:32:08,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:32:08,874 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:32:08,874 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:32:08,874 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:32:08,875 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_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 497394b95b3d1d02ab9ce49b64d507b876172aa5c11270440b3f7ed6bf5019ac [2023-12-02 23:32:09,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:32:09,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:32:09,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:32:09,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:32:09,160 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:32:09,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-12-02 23:32:11,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:32:12,142 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:32:12,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-12-02 23:32:12,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/data/740efc1ad/53dc758454a349f2b2912cd69d3c9763/FLAGf657fb995 [2023-12-02 23:32:12,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/data/740efc1ad/53dc758454a349f2b2912cd69d3c9763 [2023-12-02 23:32:12,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:32:12,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:32:12,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:32:12,177 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:32:12,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:32:12,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31f3c0dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12, skipping insertion in model container [2023-12-02 23:32:12,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,237 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:32:12,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:12,567 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:32:12,624 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:12,655 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:32:12,655 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:32:12,661 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:32:12,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12 WrapperNode [2023-12-02 23:32:12,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:32:12,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:32:12,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:32:12,663 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:32:12,668 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,685 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,708 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2023-12-02 23:32:12,709 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:32:12,710 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:32:12,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:32:12,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:32:12,718 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,723 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,733 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:32:12,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:32:12,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:32:12,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:32:12,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:12" (1/1) ... [2023-12-02 23:32:12,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:32:12,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:32:12,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:32:12,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:32:12,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:32:12,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:32:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:32:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:32:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:32:12,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:32:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:32:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 23:32:12,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 23:32:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 23:32:12,827 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 23:32:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 23:32:12,828 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 23:32:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:32:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:32:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:32:12,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:32:12,830 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 23:32:12,972 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:32:12,975 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:32:13,310 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:32:13,440 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:32:13,444 INFO L158 Benchmark]: Toolchain (without parser) took 1267.85ms. Allocated memory is still 174.1MB. Free memory was 144.5MB in the beginning and 112.4MB in the end (delta: 32.1MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-12-02 23:32:13,445 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory was 96.9MB in the beginning and 96.8MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:32:13,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 485.32ms. Allocated memory is still 174.1MB. Free memory was 144.3MB in the beginning and 124.3MB in the end (delta: 20.0MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-12-02 23:32:13,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.27ms. Allocated memory is still 174.1MB. Free memory was 124.3MB in the beginning and 122.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:32:13,447 INFO L158 Benchmark]: Boogie Preprocessor took 34.37ms. Allocated memory is still 174.1MB. Free memory was 122.0MB in the beginning and 120.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:32:13,447 INFO L158 Benchmark]: RCFGBuilder took 697.74ms. Allocated memory is still 174.1MB. Free memory was 120.1MB in the beginning and 112.4MB in the end (delta: 7.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:32:13,450 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory was 96.9MB in the beginning and 96.8MB in the end (delta: 132.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 485.32ms. Allocated memory is still 174.1MB. Free memory was 144.3MB in the beginning and 124.3MB in the end (delta: 20.0MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.27ms. Allocated memory is still 174.1MB. Free memory was 124.3MB in the beginning and 122.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.37ms. Allocated memory is still 174.1MB. Free memory was 122.0MB in the beginning and 120.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 697.74ms. Allocated memory is still 174.1MB. Free memory was 120.1MB in the beginning and 112.4MB in the end (delta: 7.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$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 23:32:13,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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 497394b95b3d1d02ab9ce49b64d507b876172aa5c11270440b3f7ed6bf5019ac --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:32:15,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:32:15,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 23:32:15,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:32:15,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:32:15,521 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:32:15,522 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:32:15,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:32:15,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:32:15,524 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:32:15,524 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:32:15,525 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:32:15,525 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:32:15,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:32:15,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:32:15,527 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:32:15,527 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:32:15,528 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:32:15,528 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:32:15,529 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:32:15,529 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:32:15,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:32:15,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:32:15,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:32:15,531 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:32:15,532 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:32:15,532 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:32:15,533 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:32:15,533 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:32:15,534 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:32:15,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:32:15,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:32:15,535 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:32:15,535 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:32:15,536 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:32:15,536 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:32:15,536 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:32:15,536 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:32:15,537 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:32:15,537 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_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 497394b95b3d1d02ab9ce49b64d507b876172aa5c11270440b3f7ed6bf5019ac [2023-12-02 23:32:15,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:32:15,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:32:15,833 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:32:15,834 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:32:15,835 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:32:15,836 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-12-02 23:32:18,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:32:18,949 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:32:18,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/sv-benchmarks/c/pthread-wmm/safe026_power.oepc_power.opt_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-12-02 23:32:18,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/data/56aa0ae8c/114e9e17399b4cfabf4c79a30dc3301b/FLAG0f50445cf [2023-12-02 23:32:18,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/data/56aa0ae8c/114e9e17399b4cfabf4c79a30dc3301b [2023-12-02 23:32:18,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:32:18,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:32:18,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:32:18,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:32:18,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:32:18,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:32:18" (1/1) ... [2023-12-02 23:32:18,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da281fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:18, skipping insertion in model container [2023-12-02 23:32:18,996 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:32:18" (1/1) ... [2023-12-02 23:32:19,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:32:19,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:19,423 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:32:19,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:32:19,534 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:32:19,534 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:32:19,542 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:32:19,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19 WrapperNode [2023-12-02 23:32:19,542 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:32:19,543 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:32:19,543 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:32:19,544 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:32:19,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,595 INFO L138 Inliner]: procedures = 179, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-12-02 23:32:19,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:32:19,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:32:19,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:32:19,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:32:19,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:32:19,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:32:19,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:32:19,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:32:19,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:32:19" (1/1) ... [2023-12-02 23:32:19,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:32:19,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:32:19,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:32:19,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:32:19,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:32:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:32:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:32:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:32:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:32:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:32:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:32:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:32:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 23:32:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 23:32:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 23:32:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 23:32:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 23:32:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 23:32:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:32:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:32:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:32:19,713 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 23:32:19,863 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:32:19,866 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:32:20,175 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:32:20,317 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:32:20,321 INFO L158 Benchmark]: Toolchain (without parser) took 1333.63ms. Allocated memory is still 94.4MB. Free memory was 69.5MB in the beginning and 52.2MB in the end (delta: 17.3MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2023-12-02 23:32:20,322 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:32:20,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.42ms. Allocated memory is still 94.4MB. Free memory was 69.2MB in the beginning and 66.3MB in the end (delta: 2.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-12-02 23:32:20,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.97ms. Allocated memory is still 94.4MB. Free memory was 66.3MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:32:20,323 INFO L158 Benchmark]: Boogie Preprocessor took 40.66ms. Allocated memory is still 94.4MB. Free memory was 64.3MB in the beginning and 61.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:32:20,324 INFO L158 Benchmark]: RCFGBuilder took 682.12ms. Allocated memory is still 94.4MB. Free memory was 61.6MB in the beginning and 52.2MB in the end (delta: 9.4MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2023-12-02 23:32:20,327 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 38.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.42ms. Allocated memory is still 94.4MB. Free memory was 69.2MB in the beginning and 66.3MB in the end (delta: 2.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.97ms. Allocated memory is still 94.4MB. Free memory was 66.3MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.66ms. Allocated memory is still 94.4MB. Free memory was 64.3MB in the beginning and 61.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 682.12ms. Allocated memory is still 94.4MB. Free memory was 61.6MB in the beginning and 52.2MB in the end (delta: 9.4MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:32:20,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b58ca104-eb2d-4e89-85d8-0a4ed521ba91/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?