./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/43_NetBSD_sysmon_power_sliced.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/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_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/43_NetBSD_sysmon_power_sliced.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/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_d153622d-2bd0-4caa-8510-281241bc9e62/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 0cc2344d8bedffb786f66d288e651407abc416f1e22d065ca4595f05e214f2a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:18:10,045 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:18:10,125 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:18:10,130 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:18:10,131 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:18:10,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:18:10,159 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:18:10,159 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:18:10,160 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:18:10,161 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:18:10,162 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:18:10,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:18:10,163 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:18:10,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:18:10,164 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:18:10,165 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:18:10,166 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:18:10,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:18:10,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:18:10,168 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:18:10,169 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:18:10,169 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:18:10,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:18:10,171 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:18:10,171 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:18:10,172 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:18:10,172 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:18:10,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:18:10,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:18:10,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:18:10,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:18:10,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:18:10,175 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:18:10,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:18:10,176 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:18:10,176 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_d153622d-2bd0-4caa-8510-281241bc9e62/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc2344d8bedffb786f66d288e651407abc416f1e22d065ca4595f05e214f2a3 [2023-12-03 02:18:10,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:18:10,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:18:10,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:18:10,455 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:18:10,456 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:18:10,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/43_NetBSD_sysmon_power_sliced.i [2023-12-03 02:18:13,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:18:13,606 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:18:13,607 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/sv-benchmarks/c/pthread-ext/43_NetBSD_sysmon_power_sliced.i [2023-12-03 02:18:13,623 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/data/393ae3156/f4a7d2f838984d9a94908690dc5f54f8/FLAG806e64471 [2023-12-03 02:18:13,636 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/data/393ae3156/f4a7d2f838984d9a94908690dc5f54f8 [2023-12-03 02:18:13,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:18:13,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:18:13,640 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:18:13,640 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:18:13,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:18:13,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:18:13" (1/1) ... [2023-12-03 02:18:13,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b8af3c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:13, skipping insertion in model container [2023-12-03 02:18:13,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:18:13" (1/1) ... [2023-12-03 02:18:13,701 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:18:13,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:18:14,005 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:18:14,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:18:14,096 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:18:14,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14 WrapperNode [2023-12-03 02:18:14,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:18:14,098 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:18:14,098 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:18:14,098 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:18:14,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,150 INFO L138 Inliner]: procedures = 181, calls = 62, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 320 [2023-12-03 02:18:14,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:18:14,151 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:18:14,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:18:14,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:18:14,162 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,166 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,176 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,183 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,189 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,194 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:18:14,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:18:14,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:18:14,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:18:14,197 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:14" (1/1) ... [2023-12-03 02:18:14,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:18:14,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:18:14,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:18:14,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:18:14,288 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 02:18:14,288 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 02:18:14,288 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 02:18:14,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 02:18:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:18:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2023-12-03 02:18:14,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2023-12-03 02:18:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:18:14,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:18:14,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:18:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:18:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:18:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:18:14,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2023-12-03 02:18:14,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2023-12-03 02:18:14,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:18:14,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:18:14,293 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 02:18:14,444 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:18:14,445 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:18:14,909 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:18:15,040 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:15,041 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:15,050 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:15,054 WARN L1821 r$LargeBlockEncoding]: Complex 12:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:15,072 WARN L1821 r$LargeBlockEncoding]: Complex 13:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:15,109 WARN L1821 r$LargeBlockEncoding]: Complex 13:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:15,157 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations$UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo at de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) at de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo.merge(AtomicBlockInfo.java:61) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotationsFiltered(ModelUtils.java:165) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotations(ModelUtils.java:66) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeSequential(CfgBuilder.java:1843) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1707) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:290) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:18:15,162 INFO L158 Benchmark]: Toolchain (without parser) took 1521.80ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 103.2MB in the beginning and 133.1MB in the end (delta: -29.9MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2023-12-03 02:18:15,163 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:18:15,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.99ms. Allocated memory is still 151.0MB. Free memory was 102.8MB in the beginning and 81.0MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 02:18:15,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.49ms. Allocated memory is still 151.0MB. Free memory was 81.0MB in the beginning and 78.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:18:15,165 INFO L158 Benchmark]: Boogie Preprocessor took 43.58ms. Allocated memory is still 151.0MB. Free memory was 78.4MB in the beginning and 76.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:18:15,166 INFO L158 Benchmark]: RCFGBuilder took 964.76ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 76.0MB in the beginning and 133.1MB in the end (delta: -57.1MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-12-03 02:18:15,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 92.3MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.99ms. Allocated memory is still 151.0MB. Free memory was 102.8MB in the beginning and 81.0MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.49ms. Allocated memory is still 151.0MB. Free memory was 81.0MB in the beginning and 78.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.58ms. Allocated memory is still 151.0MB. Free memory was 78.4MB in the beginning and 76.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 964.76ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 76.0MB in the beginning and 133.1MB in the end (delta: -57.1MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:18:15,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/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_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/43_NetBSD_sysmon_power_sliced.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/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_d153622d-2bd0-4caa-8510-281241bc9e62/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 0cc2344d8bedffb786f66d288e651407abc416f1e22d065ca4595f05e214f2a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:18:17,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:18:17,552 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:18:17,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:18:17,590 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:18:17,591 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:18:17,592 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:18:17,592 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:18:17,593 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:18:17,594 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:18:17,594 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:18:17,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:18:17,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:18:17,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:18:17,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:18:17,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:18:17,598 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:18:17,599 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:18:17,599 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:18:17,600 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:18:17,600 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:18:17,601 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:18:17,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:18:17,602 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:18:17,603 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:18:17,603 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:18:17,604 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:18:17,604 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:18:17,605 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:18:17,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:18:17,606 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:18:17,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:18:17,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:18:17,607 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:18:17,608 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:18:17,608 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:18:17,609 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:18:17,609 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:18:17,610 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:18:17,610 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_d153622d-2bd0-4caa-8510-281241bc9e62/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc2344d8bedffb786f66d288e651407abc416f1e22d065ca4595f05e214f2a3 [2023-12-03 02:18:17,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:18:17,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:18:17,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:18:17,999 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:18:18,000 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:18:18,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/43_NetBSD_sysmon_power_sliced.i [2023-12-03 02:18:21,343 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:18:21,604 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:18:21,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/sv-benchmarks/c/pthread-ext/43_NetBSD_sysmon_power_sliced.i [2023-12-03 02:18:21,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/data/ab5f838e1/a28bc8b71385444b84048b1f3934e2f5/FLAG0d9ee27c9 [2023-12-03 02:18:21,633 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/data/ab5f838e1/a28bc8b71385444b84048b1f3934e2f5 [2023-12-03 02:18:21,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:18:21,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:18:21,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:18:21,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:18:21,642 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:18:21,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:18:21" (1/1) ... [2023-12-03 02:18:21,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d06147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:21, skipping insertion in model container [2023-12-03 02:18:21,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:18:21" (1/1) ... [2023-12-03 02:18:21,691 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:18:22,030 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:18:22,047 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:18:22,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:18:22,164 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:18:22,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22 WrapperNode [2023-12-03 02:18:22,164 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:18:22,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:18:22,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:18:22,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:18:22,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,225 INFO L138 Inliner]: procedures = 184, calls = 62, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 302 [2023-12-03 02:18:22,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:18:22,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:18:22,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:18:22,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:18:22,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,243 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:18:22,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:18:22,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:18:22,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:18:22,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:18:22" (1/1) ... [2023-12-03 02:18:22,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:18:22,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:18:22,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:18:22,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:18:22,346 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 02:18:22,346 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 02:18:22,346 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 02:18:22,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 02:18:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2023-12-03 02:18:22,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2023-12-03 02:18:22,347 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:18:22,348 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:18:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:18:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:18:22,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:18:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:18:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:18:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2023-12-03 02:18:22,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2023-12-03 02:18:22,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:18:22,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:18:22,352 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 02:18:22,499 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:18:22,501 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:18:22,839 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:18:22,930 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:22,931 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:22,937 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:22,939 WARN L1821 r$LargeBlockEncoding]: Complex 12:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:22,949 WARN L1821 r$LargeBlockEncoding]: Complex 13:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:22,976 WARN L1821 r$LargeBlockEncoding]: Complex 13:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 02:18:23,017 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations$UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo at de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) at de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo.merge(AtomicBlockInfo.java:61) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotationsFiltered(ModelUtils.java:165) at de.uni_freiburg.informatik.ultimate.core.model.models.ModelUtils.copyAnnotations(ModelUtils.java:66) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeSequential(CfgBuilder.java:1843) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1707) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:290) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:18:23,022 INFO L158 Benchmark]: Toolchain (without parser) took 1383.66ms. Allocated memory is still 96.5MB. Free memory was 71.4MB in the beginning and 69.1MB in the end (delta: 2.3MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2023-12-03 02:18:23,022 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 71.3MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:18:23,023 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.49ms. Allocated memory is still 96.5MB. Free memory was 71.2MB in the beginning and 70.1MB in the end (delta: 1.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-12-03 02:18:23,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.48ms. Allocated memory is still 96.5MB. Free memory was 70.1MB in the beginning and 67.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:18:23,024 INFO L158 Benchmark]: Boogie Preprocessor took 45.63ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:18:23,025 INFO L158 Benchmark]: RCFGBuilder took 746.92ms. Allocated memory is still 96.5MB. Free memory was 64.8MB in the beginning and 69.1MB in the end (delta: -4.3MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-12-03 02:18:23,028 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 71.3MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.49ms. Allocated memory is still 96.5MB. Free memory was 71.2MB in the beginning and 70.1MB in the end (delta: 1.1MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.48ms. Allocated memory is still 96.5MB. Free memory was 70.1MB in the beginning and 67.3MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.63ms. Allocated memory is still 96.5MB. Free memory was 67.3MB in the beginning and 64.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 746.92ms. Allocated memory is still 96.5MB. Free memory was 64.8MB in the beginning and 69.1MB in the end (delta: -4.3MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo: de.uni_freiburg.informatik.ultimate.core.model.models.annotation.IAnnotations.merge(IAnnotations.java:78) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:18:23,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d153622d-2bd0-4caa-8510-281241bc9e62/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: UnmergeableAnnotationsException: Cannot merge class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo with class de.uni_freiburg.informatik.ultimate.core.lib.models.annotation.AtomicBlockInfo