./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3 --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 a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:12:44,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:12:44,359 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-24 18:12:44,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:12:44,364 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:12:44,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:12:44,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:12:44,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:12:44,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:12:44,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:12:44,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:12:44,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:12:44,401 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:12:44,401 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:12:44,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:12:44,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:12:44,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:12:44,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:12:44,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:12:44,404 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:12:44,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:12:44,404 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:12:44,405 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:12:44,405 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:12:44,405 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:12:44,405 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:12:44,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:12:44,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:12:44,405 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:12:44,405 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:12:44,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:12:44,406 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:12:44,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:12:44,406 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3 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 -> a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 [2024-11-24 18:12:44,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:12:44,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:12:44,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:12:44,745 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:12:44,746 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:12:44,747 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2024-11-24 18:12:47,784 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data/f7cd05008/18abe9ff40534c6aa1846a26df955247/FLAG181d869ec [2024-11-24 18:12:48,089 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:12:48,089 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2024-11-24 18:12:48,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data/f7cd05008/18abe9ff40534c6aa1846a26df955247/FLAG181d869ec [2024-11-24 18:12:48,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data/f7cd05008/18abe9ff40534c6aa1846a26df955247 [2024-11-24 18:12:48,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:12:48,124 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:12:48,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:12:48,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:12:48,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:12:48,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@661b8e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48, skipping insertion in model container [2024-11-24 18:12:48,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,170 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:12:48,337 WARN L250 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_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2024-11-24 18:12:48,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:12:48,537 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:12:48,547 WARN L250 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_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2024-11-24 18:12:48,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:12:48,652 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:12:48,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48 WrapperNode [2024-11-24 18:12:48,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:12:48,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:12:48,654 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:12:48,654 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:12:48,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,685 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,713 INFO L138 Inliner]: procedures = 175, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2024-11-24 18:12:48,713 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:12:48,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:12:48,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:12:48,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:12:48,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,737 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,742 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:12:48,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:12:48,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:12:48,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:12:48,752 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:48" (1/1) ... [2024-11-24 18:12:48,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:12:48,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:12:48,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:12:48,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:12:48,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:12:48,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:12:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:12:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:12:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-24 18:12:48,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-24 18:12:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-24 18:12:48,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-24 18:12:48,822 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-24 18:12:48,822 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-24 18:12:48,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:12:48,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:12:48,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:12:48,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:12:48,824 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:12:48,999 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:12:49,002 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:12:49,420 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:12:49,420 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:12:49,649 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: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-24 18:12:49,655 INFO L158 Benchmark]: Toolchain (without parser) took 1530.93ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 50.3MB in the end (delta: 65.7MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-24 18:12:49,656 INFO L158 Benchmark]: CDTParser took 2.32ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:12:49,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 527.62ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 92.5MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:12:49,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.78ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 90.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:12:49,657 INFO L158 Benchmark]: Boogie Preprocessor took 32.52ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 88.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:12:49,658 INFO L158 Benchmark]: RCFGBuilder took 907.02ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 50.3MB in the end (delta: 38.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-24 18:12:49,660 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.32ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 73.0MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 527.62ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 92.5MB in the end (delta: 23.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.78ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 90.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.52ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 88.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 907.02ms. Allocated memory is still 142.6MB. Free memory was 88.7MB in the beginning and 50.3MB in the end (delta: 38.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 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: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd2~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:12:49,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3 --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 a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:12:52,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:12:52,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-24 18:12:52,523 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:12:52,524 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:12:52,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:12:52,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:12:52,526 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:12:52,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:12:52,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:12:52,528 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:12:52,529 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:12:52,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:12:52,529 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:12:52,529 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:12:52,529 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:12:52,529 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:12:52,529 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:12:52,529 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:12:52,529 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:12:52,529 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:12:52,530 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:12:52,530 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:12:52,530 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:12:52,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:12:52,530 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:12:52,530 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:12:52,530 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:12:52,530 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3 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 -> a86612b573a63cde2c4106f45bf8b3ea66989a894eb80420a80ff8b17f8f03d1 [2024-11-24 18:12:52,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:12:52,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:12:52,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:12:52,892 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:12:52,893 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:12:52,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2024-11-24 18:12:55,868 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data/90b3a2282/3b1ca570959c4dab861ecf1077941fe3/FLAGe5b0640a9 [2024-11-24 18:12:56,182 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:12:56,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i [2024-11-24 18:12:56,201 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data/90b3a2282/3b1ca570959c4dab861ecf1077941fe3/FLAGe5b0640a9 [2024-11-24 18:12:56,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/data/90b3a2282/3b1ca570959c4dab861ecf1077941fe3 [2024-11-24 18:12:56,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:12:56,220 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:12:56,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:12:56,222 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:12:56,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:12:56,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7ba3d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56, skipping insertion in model container [2024-11-24 18:12:56,228 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,265 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:12:56,443 WARN L250 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_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2024-11-24 18:12:56,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:12:56,678 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:12:56,690 WARN L250 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_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/sv-benchmarks/c/pthread-wmm/mix028_power.opt_pso.opt_rmo.opt.i[966,979] [2024-11-24 18:12:56,750 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:12:56,813 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:12:56,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56 WrapperNode [2024-11-24 18:12:56,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:12:56,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:12:56,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:12:56,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:12:56,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,852 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,888 INFO L138 Inliner]: procedures = 176, calls = 44, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2024-11-24 18:12:56,889 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:12:56,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:12:56,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:12:56,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:12:56,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,909 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,927 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,928 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:12:56,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:12:56,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:12:56,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:12:56,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:12:56" (1/1) ... [2024-11-24 18:12:56,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:12:56,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:12:57,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:12:57,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:12:57,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-24 18:12:57,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-24 18:12:57,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:12:57,045 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:12:57,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:12:57,045 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-24 18:12:57,045 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-24 18:12:57,045 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-24 18:12:57,045 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-24 18:12:57,045 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-24 18:12:57,045 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-24 18:12:57,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:12:57,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:12:57,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:12:57,047 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:12:57,246 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:12:57,248 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:12:57,670 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:12:57,674 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:12:57,904 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:12:57,911 INFO L158 Benchmark]: Toolchain (without parser) took 1687.99ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 53.7MB in the end (delta: 5.1MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-11-24 18:12:57,912 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:12:57,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.12ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 34.8MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 18:12:57,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.56ms. Allocated memory is still 83.9MB. Free memory was 34.8MB in the beginning and 32.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:12:57,913 INFO L158 Benchmark]: Boogie Preprocessor took 58.71ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 30.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:12:57,913 INFO L158 Benchmark]: RCFGBuilder took 955.27ms. Allocated memory is still 83.9MB. Free memory was 30.8MB in the beginning and 53.7MB in the end (delta: -22.9MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-24 18:12:57,919 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.12ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 34.8MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.56ms. Allocated memory is still 83.9MB. Free memory was 34.8MB in the beginning and 32.6MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.71ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 30.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 955.27ms. Allocated memory is still 83.9MB. Free memory was 30.8MB in the beginning and 53.7MB in the end (delta: -22.9MB). Peak memory consumption was 28.6MB. 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:12:57,942 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bfb3ad6-9e35-48f4-91bc-1230fbeec1e0/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd2~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?