./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:45:51,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:45:51,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:45:51,423 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:45:51,424 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:45:51,445 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:45:51,446 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:45:51,446 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:45:51,447 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:45:51,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:45:51,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:45:51,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:45:51,449 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:45:51,450 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:45:51,450 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:45:51,451 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:45:51,451 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:45:51,452 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:45:51,452 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:45:51,453 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:45:51,453 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:45:51,454 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:45:51,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:45:51,455 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:45:51,455 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:45:51,456 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:45:51,456 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:45:51,457 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:45:51,457 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:45:51,457 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:45:51,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:45:51,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:45:51,458 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:45:51,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:45:51,459 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:45:51,460 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2023-12-03 03:45:51,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:45:51,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:45:51,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:45:51,716 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:45:51,716 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:45:51,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2023-12-03 03:45:54,437 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:45:54,688 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:45:54,689 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2023-12-03 03:45:54,704 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/data/4a630c5ab/3835b154b31d4634989cdd425ce61abe/FLAGb78560572 [2023-12-03 03:45:54,717 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/data/4a630c5ab/3835b154b31d4634989cdd425ce61abe [2023-12-03 03:45:54,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:45:54,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:45:54,721 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:45:54,721 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:45:54,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:45:54,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:45:54" (1/1) ... [2023-12-03 03:45:54,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57e7da5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:54, skipping insertion in model container [2023-12-03 03:45:54,727 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:45:54" (1/1) ... [2023-12-03 03:45:54,775 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:45:55,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:45:55,086 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:45:55,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:45:55,165 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:45:55,165 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:45:55,171 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:45:55,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55 WrapperNode [2023-12-03 03:45:55,171 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:45:55,172 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:45:55,172 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:45:55,172 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:45:55,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,216 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-12-03 03:45:55,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:45:55,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:45:55,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:45:55,217 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:45:55,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:45:55,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:45:55,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:45:55,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:45:55,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:45:55" (1/1) ... [2023-12-03 03:45:55,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:45:55,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:45:55,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:45:55,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:45:55,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:45:55,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:45:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:45:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:45:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:45:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:45:55,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:45:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:45:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:45:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:45:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:45:55,314 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 03:45:55,314 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 03:45:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:45:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:45:55,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:45:55,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:45:55,316 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:45:55,436 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:45:55,438 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:45:55,709 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:45:55,871 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:45:55,875 INFO L158 Benchmark]: Toolchain (without parser) took 1153.69ms. Allocated memory is still 134.2MB. Free memory was 102.2MB in the beginning and 91.5MB in the end (delta: 10.7MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-12-03 03:45:55,875 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:45:55,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.01ms. Allocated memory is still 134.2MB. Free memory was 102.2MB in the beginning and 78.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:45:55,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.36ms. Allocated memory is still 134.2MB. Free memory was 78.6MB in the beginning and 76.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:45:55,877 INFO L158 Benchmark]: Boogie Preprocessor took 32.27ms. Allocated memory is still 134.2MB. Free memory was 76.2MB in the beginning and 74.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:45:55,878 INFO L158 Benchmark]: RCFGBuilder took 623.53ms. Allocated memory is still 134.2MB. Free memory was 74.1MB in the beginning and 91.5MB in the end (delta: -17.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-03 03:45:55,881 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 103.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.01ms. Allocated memory is still 134.2MB. Free memory was 102.2MB in the beginning and 78.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.36ms. Allocated memory is still 134.2MB. Free memory was 78.6MB in the beginning and 76.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.27ms. Allocated memory is still 134.2MB. Free memory was 76.2MB in the beginning and 74.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 623.53ms. Allocated memory is still 134.2MB. Free memory was 74.1MB in the beginning and 91.5MB in the end (delta: -17.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:45:55,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:45:57,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:45:57,870 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:45:57,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:45:57,904 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:45:57,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:45:57,905 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:45:57,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:45:57,906 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:45:57,907 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:45:57,907 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:45:57,908 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:45:57,908 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:45:57,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:45:57,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:45:57,910 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:45:57,910 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:45:57,911 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:45:57,911 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:45:57,912 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:45:57,912 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:45:57,915 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:45:57,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:45:57,916 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:45:57,916 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:45:57,917 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:45:57,917 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:45:57,918 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:45:57,918 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:45:57,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:45:57,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:45:57,919 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:45:57,920 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:45:57,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:45:57,920 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:45:57,920 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:45:57,921 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:45:57,921 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:45:57,921 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:45:57,921 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbb513b70df4783d73c8ce937f205ecfc8e5e869592c62a4af16bc0bc109e7a4 [2023-12-03 03:45:58,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:45:58,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:45:58,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:45:58,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:45:58,229 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:45:58,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2023-12-03 03:46:01,002 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:46:01,282 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:46:01,283 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/sv-benchmarks/c/pthread-wmm/safe021_power.oepc_pso.oepc_rmo.oepc_rmo.opt.i [2023-12-03 03:46:01,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/data/d050ba5ec/3b478397877d4530b06be610afd07e3f/FLAG878037910 [2023-12-03 03:46:01,313 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/data/d050ba5ec/3b478397877d4530b06be610afd07e3f [2023-12-03 03:46:01,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:46:01,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:46:01,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:46:01,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:46:01,323 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:46:01,324 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b26870 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01, skipping insertion in model container [2023-12-03 03:46:01,326 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:46:01,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:46:01,754 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:46:01,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:46:01,868 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:46:01,868 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:46:01,876 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:46:01,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01 WrapperNode [2023-12-03 03:46:01,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:46:01,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:46:01,878 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:46:01,878 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:46:01,885 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,928 INFO L138 Inliner]: procedures = 179, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-12-03 03:46:01,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:46:01,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:46:01,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:46:01,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:46:01,939 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,959 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:46:01,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:46:01,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:46:01,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:46:01,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:01" (1/1) ... [2023-12-03 03:46:01,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:46:01,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:46:02,001 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:46:02,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:46:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:46:02,038 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:46:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:46:02,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:46:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:46:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:46:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:46:02,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:46:02,040 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:46:02,040 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:46:02,040 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:46:02,040 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:46:02,041 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 03:46:02,041 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 03:46:02,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:46:02,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:46:02,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:46:02,043 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:46:02,200 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:46:02,203 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:46:02,517 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:46:02,643 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:46:02,647 INFO L158 Benchmark]: Toolchain (without parser) took 1328.51ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 58.0MB in the beginning and 46.9MB in the end (delta: 11.1MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2023-12-03 03:46:02,647 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 81.8MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:46:02,648 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.12ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 57.6MB in the beginning and 96.1MB in the end (delta: -38.5MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-12-03 03:46:02,649 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.77ms. Allocated memory is still 119.5MB. Free memory was 96.1MB in the beginning and 93.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:46:02,649 INFO L158 Benchmark]: Boogie Preprocessor took 40.16ms. Allocated memory is still 119.5MB. Free memory was 93.9MB in the beginning and 90.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:46:02,650 INFO L158 Benchmark]: RCFGBuilder took 674.30ms. Allocated memory is still 119.5MB. Free memory was 90.9MB in the beginning and 46.9MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-12-03 03:46:02,653 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 81.8MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.12ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 57.6MB in the beginning and 96.1MB in the end (delta: -38.5MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.77ms. Allocated memory is still 119.5MB. Free memory was 96.1MB in the beginning and 93.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.16ms. Allocated memory is still 119.5MB. Free memory was 93.9MB in the beginning and 90.9MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 674.30ms. Allocated memory is still 119.5MB. Free memory was 90.9MB in the beginning and 46.9MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:46:02,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95e712d1-f35b-458f-a86c-038fb3dcff28/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?