./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8943650a21e052edc6a6af145da55799620df509a78c8e503eca6167eaa2f8fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:38:16,657 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:38:16,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 01:38:16,716 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:38:16,717 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:38:16,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:38:16,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:38:16,736 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:38:16,736 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:38:16,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:38:16,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:38:16,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:38:16,737 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:38:16,738 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:38:16,738 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:38:16,738 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:38:16,738 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:38:16,738 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:38:16,738 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:38:16,738 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:38:16,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:38:16,738 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:38:16,739 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:38:16,739 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:38:16,739 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:38:16,739 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:38:16,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:38:16,739 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_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8943650a21e052edc6a6af145da55799620df509a78c8e503eca6167eaa2f8fc [2024-12-06 01:38:16,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:38:16,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:38:16,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:38:17,000 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:38:17,000 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:38:17,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i [2024-12-06 01:38:19,745 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data/7f3d95d46/80d439f6f2a94133933e796c866b16f1/FLAGcd8d215e8 [2024-12-06 01:38:19,970 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:38:19,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i [2024-12-06 01:38:19,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data/7f3d95d46/80d439f6f2a94133933e796c866b16f1/FLAGcd8d215e8 [2024-12-06 01:38:19,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data/7f3d95d46/80d439f6f2a94133933e796c866b16f1 [2024-12-06 01:38:20,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:38:20,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:38:20,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:38:20,004 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:38:20,012 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:38:20,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:38:19" (1/1) ... [2024-12-06 01:38:20,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e77856c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20, skipping insertion in model container [2024-12-06 01:38:20,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:38:19" (1/1) ... [2024-12-06 01:38:20,058 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:38:20,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:38:20,357 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:38:20,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:38:20,449 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:38:20,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20 WrapperNode [2024-12-06 01:38:20,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:38:20,451 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:38:20,451 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:38:20,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:38:20,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,485 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 94 [2024-12-06 01:38:20,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:38:20,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:38:20,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:38:20,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:38:20,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,495 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,495 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,504 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,508 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:38:20,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:38:20,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:38:20,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:38:20,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:20" (1/1) ... [2024-12-06 01:38:20,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:38:20,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:38:20,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:38:20,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:38:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:38:20,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:38:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:38:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:38:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:38:20,571 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:38:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:38:20,571 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:38:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:38:20,571 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:38:20,571 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 01:38:20,571 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 01:38:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:38:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:38:20,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:38:20,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:38:20,573 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:38:20,690 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:38:20,692 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:38:21,065 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:38:21,065 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:38:21,239 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: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-12-06 01:38:21,245 INFO L158 Benchmark]: Toolchain (without parser) took 1242.43ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 71.5MB in the end (delta: 19.7MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-12-06 01:38:21,246 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:38:21,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.53ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 67.2MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:38:21,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.95ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:38:21,247 INFO L158 Benchmark]: Boogie Preprocessor took 28.56ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 63.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:38:21,247 INFO L158 Benchmark]: RCFGBuilder took 728.38ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 71.5MB in the end (delta: -8.0MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-12-06 01:38:21,249 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.53ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 67.2MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.95ms. Allocated memory is still 117.4MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.56ms. Allocated memory is still 117.4MB. Free memory was 65.1MB in the beginning and 63.4MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 728.38ms. Allocated memory is still 117.4MB. Free memory was 63.4MB in the beginning and 71.5MB in the end (delta: -8.0MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0 == ~a$r_buff0_thd0~0 % 256 then 0 else 1);~a$r_buff1_thd1~0 := (if 0 == ~a$r_buff0_thd1~0 % 256 then 0 else 1);~a$r_buff1_thd2~0 := (if 0 == ~a$r_buff0_thd2~0 % 256 then 0 else 1);~a$r_buff1_thd3~0 := (if 0 == ~a$r_buff0_thd3~0 % 256 then 0 else 1);~a$r_buff1_thd4~0 := (if 0 == ~a$r_buff0_thd4~0 % 256 then 0 else 1);~a$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:38:21,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/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 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_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8943650a21e052edc6a6af145da55799620df509a78c8e503eca6167eaa2f8fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:38:23,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:38:23,361 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 01:38:23,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:38:23,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:38:23,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:38:23,390 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:38:23,390 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:38:23,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:38:23,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:38:23,391 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:38:23,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:38:23,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:38:23,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:38:23,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:38:23,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:38:23,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:38:23,393 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:38:23,393 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:38:23,393 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:38:23,393 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_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8943650a21e052edc6a6af145da55799620df509a78c8e503eca6167eaa2f8fc [2024-12-06 01:38:23,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:38:23,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:38:23,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:38:23,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:38:23,672 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:38:23,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i [2024-12-06 01:38:26,517 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data/79dcece3c/0313d0a9052f427da64e56c31953d3e6/FLAGb54aa0947 [2024-12-06 01:38:26,763 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:38:26,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/sv-benchmarks/c/pthread-wmm/mix021_power.oepc_pso.oepc_rmo.oepc.i [2024-12-06 01:38:26,778 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data/79dcece3c/0313d0a9052f427da64e56c31953d3e6/FLAGb54aa0947 [2024-12-06 01:38:27,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/data/79dcece3c/0313d0a9052f427da64e56c31953d3e6 [2024-12-06 01:38:27,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:38:27,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:38:27,073 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:38:27,073 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:38:27,076 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:38:27,077 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41cabdac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27, skipping insertion in model container [2024-12-06 01:38:27,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,106 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:38:27,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:38:27,405 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:38:27,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:38:27,502 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:38:27,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27 WrapperNode [2024-12-06 01:38:27,502 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:38:27,503 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:38:27,503 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:38:27,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:38:27,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,545 INFO L138 Inliner]: procedures = 177, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-12-06 01:38:27,545 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:38:27,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:38:27,546 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:38:27,546 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:38:27,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,569 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,570 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,575 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,580 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:38:27,581 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:38:27,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:38:27,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:38:27,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:38:27" (1/1) ... [2024-12-06 01:38:27,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:38:27,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:38:27,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:38:27,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:38:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 01:38:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 01:38:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:38:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:38:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:38:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-12-06 01:38:27,661 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-12-06 01:38:27,661 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-12-06 01:38:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-12-06 01:38:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-12-06 01:38:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-12-06 01:38:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-12-06 01:38:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-12-06 01:38:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:38:27,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:38:27,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:38:27,664 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:38:27,809 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:38:27,811 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:38:28,216 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:38:28,216 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:38:28,387 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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:38:28,393 INFO L158 Benchmark]: Toolchain (without parser) took 1320.58ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 45.7MB in the end (delta: 21.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-12-06 01:38:28,394 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:38:28,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.08ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 43.0MB in the end (delta: 24.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:38:28,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.73ms. Allocated memory is still 92.3MB. Free memory was 43.0MB in the beginning and 41.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:38:28,395 INFO L158 Benchmark]: Boogie Preprocessor took 35.16ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 38.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:38:28,396 INFO L158 Benchmark]: RCFGBuilder took 810.11ms. Allocated memory is still 92.3MB. Free memory was 38.8MB in the beginning and 45.7MB in the end (delta: -6.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2024-12-06 01:38:28,398 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 430.08ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 43.0MB in the end (delta: 24.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.73ms. Allocated memory is still 92.3MB. Free memory was 43.0MB in the beginning and 41.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.16ms. Allocated memory is still 92.3MB. Free memory was 41.0MB in the beginning and 38.8MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 810.11ms. Allocated memory is still 92.3MB. Free memory was 38.8MB in the beginning and 45.7MB in the end (delta: -6.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:38:28,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_329a151f-ad91-4aef-bd28-40cbc0c2878e/bin/ukojak-verify-CZk0znPC7b/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: ~a$r_buff1_thd0~0 := (if 0bv8 == ~a$r_buff0_thd0~0 then 0bv8 else 1bv8);~a$r_buff1_thd1~0 := (if 0bv8 == ~a$r_buff0_thd1~0 then 0bv8 else 1bv8);~a$r_buff1_thd2~0 := (if 0bv8 == ~a$r_buff0_thd2~0 then 0bv8 else 1bv8);~a$r_buff1_thd3~0 := (if 0bv8 == ~a$r_buff0_thd3~0 then 0bv8 else 1bv8);~a$r_buff1_thd4~0 := (if 0bv8 == ~a$r_buff0_thd4~0 then 0bv8 else 1bv8);~a$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?