./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e0191a7c0154db5e6d5798f5b20e5814ce0ff555e18a7acf1f1e5e323a36576 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:13,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:13,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:17:13,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:17:13,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:17:13,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:13,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:13,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:13,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:13,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:13,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:13,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:13,736 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:13,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:17:13,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:13,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:13,740 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:13,740 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:13,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:13,742 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:13,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:13,743 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:13,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:13,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:13,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:13,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:13,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:13,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:13,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:13,748 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:13,748 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:17:13,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:17:13,750 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:13,750 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_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e0191a7c0154db5e6d5798f5b20e5814ce0ff555e18a7acf1f1e5e323a36576 [2023-11-24 22:17:14,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:14,181 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:14,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:14,203 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:14,204 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:14,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2023-11-24 22:17:17,446 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:17,857 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:17,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2023-11-24 22:17:17,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/data/2fe7bc52f/b3733437a53546f59290f1080a7ef111/FLAG1db4284fa [2023-11-24 22:17:17,906 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/data/2fe7bc52f/b3733437a53546f59290f1080a7ef111 [2023-11-24 22:17:17,912 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:17,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:17,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:17,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:17,926 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:17,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:17" (1/1) ... [2023-11-24 22:17:17,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73008c54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:17, skipping insertion in model container [2023-11-24 22:17:17,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:17" (1/1) ... [2023-11-24 22:17:18,003 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:18,305 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i[967,980] [2023-11-24 22:17:18,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:18,669 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:18,688 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i[967,980] [2023-11-24 22:17:18,769 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:18,802 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:18,802 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:18,811 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:18,812 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18 WrapperNode [2023-11-24 22:17:18,812 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:18,813 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:18,813 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:18,814 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:18,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,846 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,882 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-24 22:17:18,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:18,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:18,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:18,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:18,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,906 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,907 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,918 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,920 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:18,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:18,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:18,933 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:18,934 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:18" (1/1) ... [2023-11-24 22:17:18,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:18,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:18,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:19,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:19,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:17:19,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:17:19,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:17:19,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:17:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:19,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:17:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:17:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:17:19,042 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:17:19,042 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:17:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:17:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:17:19,043 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:17:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:17:19,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:17:19,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:19,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:19,048 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:17:19,223 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:19,225 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:19,566 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:19,734 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:17:19,739 INFO L158 Benchmark]: Toolchain (without parser) took 1824.24ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 76.3MB in the beginning and 100.8MB in the end (delta: -24.5MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-11-24 22:17:19,740 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 138.4MB. Free memory was 101.6MB in the beginning and 101.6MB in the end (delta: 24.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:17:19,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.86ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 76.3MB in the beginning and 138.5MB in the end (delta: -62.2MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-24 22:17:19,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.94ms. Allocated memory is still 180.4MB. Free memory was 138.5MB in the beginning and 135.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:17:19,743 INFO L158 Benchmark]: Boogie Preprocessor took 47.84ms. Allocated memory is still 180.4MB. Free memory was 135.4MB in the beginning and 133.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:17:19,743 INFO L158 Benchmark]: RCFGBuilder took 805.01ms. Allocated memory is still 180.4MB. Free memory was 133.3MB in the beginning and 100.8MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 22:17:19,747 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 138.4MB. Free memory was 101.6MB in the beginning and 101.6MB in the end (delta: 24.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.86ms. Allocated memory was 138.4MB in the beginning and 180.4MB in the end (delta: 41.9MB). Free memory was 76.3MB in the beginning and 138.5MB in the end (delta: -62.2MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.94ms. Allocated memory is still 180.4MB. Free memory was 138.5MB in the beginning and 135.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.84ms. Allocated memory is still 180.4MB. Free memory was 135.4MB in the beginning and 133.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 805.01ms. Allocated memory is still 180.4MB. Free memory was 133.3MB in the beginning and 100.8MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:17:19,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e0191a7c0154db5e6d5798f5b20e5814ce0ff555e18a7acf1f1e5e323a36576 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:17:22,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:17:22,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:17:23,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:17:23,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:17:23,015 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:17:23,016 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:17:23,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:17:23,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:17:23,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:17:23,025 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:17:23,026 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:17:23,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:17:23,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:17:23,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:17:23,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:17:23,030 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:17:23,030 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:17:23,031 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:17:23,031 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:17:23,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:17:23,032 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:17:23,033 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:17:23,033 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:17:23,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:17:23,034 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:17:23,034 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:17:23,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:17:23,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:23,036 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:17:23,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:17:23,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:17:23,038 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:17:23,039 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:17:23,039 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:17:23,039 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:17:23,039 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:17:23,040 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_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e0191a7c0154db5e6d5798f5b20e5814ce0ff555e18a7acf1f1e5e323a36576 [2023-11-24 22:17:23,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:17:23,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:17:23,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:17:23,597 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:17:23,597 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:17:23,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2023-11-24 22:17:27,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:17:28,220 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:17:28,221 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i [2023-11-24 22:17:28,244 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/data/7ee185338/0c762be70e824b47baf1cce12ab7c06e/FLAG5db871a6e [2023-11-24 22:17:28,270 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/data/7ee185338/0c762be70e824b47baf1cce12ab7c06e [2023-11-24 22:17:28,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:17:28,279 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:17:28,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:28,284 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:17:28,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:17:28,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:28" (1/1) ... [2023-11-24 22:17:28,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5644b400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:28, skipping insertion in model container [2023-11-24 22:17:28,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:17:28" (1/1) ... [2023-11-24 22:17:28,380 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:17:28,590 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i[967,980] [2023-11-24 22:17:28,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:28,904 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:17:28,922 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/sv-benchmarks/c/pthread-wmm/safe030_power.opt_pso.opt_rmo.opt.i[967,980] [2023-11-24 22:17:28,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:17:29,063 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:29,079 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:17:29,089 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:17:29,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29 WrapperNode [2023-11-24 22:17:29,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:17:29,093 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:29,093 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:17:29,099 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:17:29,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,191 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2023-11-24 22:17:29,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:17:29,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:17:29,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:17:29,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:17:29,206 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,206 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,214 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,232 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,242 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:17:29,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:17:29,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:17:29,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:17:29,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:17:29" (1/1) ... [2023-11-24 22:17:29,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:17:29,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:17:29,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:17:29,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:17:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:17:29,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:17:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:17:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:17:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:17:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:17:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:17:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:17:29,364 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:17:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:17:29,365 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:17:29,365 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:17:29,367 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:17:29,367 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:17:29,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:17:29,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:17:29,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:17:29,371 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:17:29,582 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:17:29,585 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:17:30,004 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:17:30,202 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:17:30,208 INFO L158 Benchmark]: Toolchain (without parser) took 1927.69ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 55.5MB in the beginning and 70.7MB in the end (delta: -15.1MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2023-11-24 22:17:30,208 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:17:30,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 808.08ms. Allocated memory is still 81.8MB. Free memory was 55.3MB in the beginning and 55.0MB in the end (delta: 278.0kB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-24 22:17:30,210 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.15ms. Allocated memory is still 81.8MB. Free memory was 55.0MB in the beginning and 52.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:17:30,211 INFO L158 Benchmark]: Boogie Preprocessor took 57.05ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 50.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:17:30,213 INFO L158 Benchmark]: RCFGBuilder took 954.83ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 50.3MB in the beginning and 70.7MB in the end (delta: -20.4MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-24 22:17:30,217 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 808.08ms. Allocated memory is still 81.8MB. Free memory was 55.3MB in the beginning and 55.0MB in the end (delta: 278.0kB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.15ms. Allocated memory is still 81.8MB. Free memory was 55.0MB in the beginning and 52.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.05ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 50.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 954.83ms. Allocated memory was 81.8MB in the beginning and 115.3MB in the end (delta: 33.6MB). Free memory was 50.3MB in the beginning and 70.7MB in the end (delta: -20.4MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:17:30,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b45567-d4ec-4a6f-9660-46ba36f89a70/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~y$r_buff1_thd0~0 := ~y$r_buff0_thd0~0;~y$r_buff1_thd1~0 := ~y$r_buff0_thd1~0;~y$r_buff1_thd2~0 := ~y$r_buff0_thd2~0;~y$r_buff1_thd3~0 := ~y$r_buff0_thd3~0;~y$r_buff0_thd3~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?