./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe035_power.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe035_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL --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 6415bffc70cf05f8f6460106962f2f9c59b321fd2fc94a45894cc3c1f3d85b66 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:10,146 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:10,271 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:59:10,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:10,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:10,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:10,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:10,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:10,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:10,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:10,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:10,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:10,335 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:10,338 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:10,338 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:10,340 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:10,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:10,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:10,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:10,342 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:59:10,342 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:59:10,343 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:10,343 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:10,344 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:10,344 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:10,345 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:10,345 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:10,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:10,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:10,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:10,349 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:10,349 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:10,350 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:10,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:10,361 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:10,361 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_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6415bffc70cf05f8f6460106962f2f9c59b321fd2fc94a45894cc3c1f3d85b66 [2023-11-19 03:59:10,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:10,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:10,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:10,677 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:10,680 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:10,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe035_power.i [2023-11-19 03:59:13,664 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:13,970 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:13,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/sv-benchmarks/c/pthread-wmm/safe035_power.i [2023-11-19 03:59:13,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/data/fe2d558db/f897054be1dc4b8c9424e22721076122/FLAGcaeeb3987 [2023-11-19 03:59:14,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/data/fe2d558db/f897054be1dc4b8c9424e22721076122 [2023-11-19 03:59:14,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:14,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:14,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:14,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:14,019 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:14,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@248007e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14, skipping insertion in model container [2023-11-19 03:59:14,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,105 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:14,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:14,649 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:14,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:14,791 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:14,792 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:14,801 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:14,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14 WrapperNode [2023-11-19 03:59:14,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:14,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:14,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:14,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:14,813 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,907 INFO L138 Inliner]: procedures = 176, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 117 [2023-11-19 03:59:14,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:14,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:14,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:14,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:14,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,977 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,980 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:14,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:15,004 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:15,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:15,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:15,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:15,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:14" (1/1) ... [2023-11-19 03:59:15,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:15,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:15,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:15,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:15,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:59:15,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:59:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:59:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:59:15,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:59:15,087 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:59:15,087 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:59:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:59:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:59:15,088 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:59:15,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:59:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:59:15,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:15,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:15,091 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:59:15,293 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:15,295 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:15,964 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:16,197 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:16,197 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:59:16,199 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:59:16,204 INFO L158 Benchmark]: Toolchain (without parser) took 2191.92ms. Allocated memory is still 172.0MB. Free memory was 140.5MB in the beginning and 83.6MB in the end (delta: 56.9MB). Peak memory consumption was 55.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:16,204 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 103.5MB in the beginning and 103.3MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:59:16,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.27ms. Allocated memory is still 172.0MB. Free memory was 140.3MB in the beginning and 115.6MB in the end (delta: 24.7MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2023-11-19 03:59:16,206 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.48ms. Allocated memory is still 172.0MB. Free memory was 115.6MB in the beginning and 112.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:16,207 INFO L158 Benchmark]: Boogie Preprocessor took 93.71ms. Allocated memory is still 172.0MB. Free memory was 112.9MB in the beginning and 110.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:59:16,208 INFO L158 Benchmark]: RCFGBuilder took 1197.37ms. Allocated memory is still 172.0MB. Free memory was 110.1MB in the beginning and 83.6MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:59:16,211 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 103.5MB in the beginning and 103.3MB in the end (delta: 133.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.27ms. Allocated memory is still 172.0MB. Free memory was 140.3MB in the beginning and 115.6MB in the end (delta: 24.7MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.48ms. Allocated memory is still 172.0MB. Free memory was 115.6MB in the beginning and 112.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.71ms. Allocated memory is still 172.0MB. Free memory was 112.9MB in the beginning and 110.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1197.37ms. Allocated memory is still 172.0MB. Free memory was 110.1MB in the beginning and 83.6MB in the end (delta: 26.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:59:16,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/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_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe035_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL --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 6415bffc70cf05f8f6460106962f2f9c59b321fd2fc94a45894cc3c1f3d85b66 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:18,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:18,962 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:59:18,992 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:18,993 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:18,994 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:18,995 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:18,995 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:18,996 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:18,996 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:18,997 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:18,998 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:18,998 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:18,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:19,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:19,000 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:19,001 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:59:19,002 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:59:19,002 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:59:19,003 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:59:19,004 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:59:19,004 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:19,005 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:19,005 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:19,006 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:19,007 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:19,007 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:19,008 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:59:19,008 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:59:19,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:19,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:19,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:19,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:19,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:19,012 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:59:19,012 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:59:19,013 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:19,013 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:59:19,014 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:59:19,014 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_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6415bffc70cf05f8f6460106962f2f9c59b321fd2fc94a45894cc3c1f3d85b66 [2023-11-19 03:59:19,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:19,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:19,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:19,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:19,474 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:19,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe035_power.i [2023-11-19 03:59:22,548 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:22,941 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:22,941 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/sv-benchmarks/c/pthread-wmm/safe035_power.i [2023-11-19 03:59:22,964 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/data/bbe177b5e/8b14959cfaf840eb97a9de79b8a47e42/FLAGa9901fae3 [2023-11-19 03:59:22,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/data/bbe177b5e/8b14959cfaf840eb97a9de79b8a47e42 [2023-11-19 03:59:22,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:22,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:22,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:22,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:22,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:22,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:22" (1/1) ... [2023-11-19 03:59:22,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185b648b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:22, skipping insertion in model container [2023-11-19 03:59:22,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:22" (1/1) ... [2023-11-19 03:59:23,079 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:23,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:23,649 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:23,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:23,838 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:23,839 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:23,846 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:23,847 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23 WrapperNode [2023-11-19 03:59:23,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:23,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:23,849 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:23,849 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:23,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,947 INFO L138 Inliner]: procedures = 179, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 118 [2023-11-19 03:59:23,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:23,949 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:23,949 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:23,949 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:23,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,996 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:23,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:24,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:24,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:24,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:24,007 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:24,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:23" (1/1) ... [2023-11-19 03:59:24,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:24,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:24,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:24,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:59:24,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:59:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:59:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:24,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:59:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:59:24,134 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:59:24,134 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:59:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:59:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:59:24,135 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:59:24,135 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:59:24,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:59:24,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:24,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:24,140 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:59:24,338 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:24,340 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:24,901 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:25,237 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:25,237 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:59:25,241 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:59:25,249 INFO L158 Benchmark]: Toolchain (without parser) took 2257.62ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 56.0MB in the beginning and 51.7MB in the end (delta: 4.3MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-11-19 03:59:25,249 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 57.1MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:59:25,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 856.55ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 50.1MB in the end (delta: 5.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-11-19 03:59:25,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.51ms. Allocated memory is still 81.8MB. Free memory was 50.1MB in the beginning and 47.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:25,252 INFO L158 Benchmark]: Boogie Preprocessor took 57.43ms. Allocated memory is still 81.8MB. Free memory was 47.3MB in the beginning and 44.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:59:25,253 INFO L158 Benchmark]: RCFGBuilder took 1239.78ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 44.4MB in the beginning and 51.7MB in the end (delta: -7.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:25,256 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 57.1MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 856.55ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 50.1MB in the end (delta: 5.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.51ms. Allocated memory is still 81.8MB. Free memory was 50.1MB in the beginning and 47.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.43ms. Allocated memory is still 81.8MB. Free memory was 47.3MB in the beginning and 44.4MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1239.78ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 44.4MB in the beginning and 51.7MB in the end (delta: -7.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:59:25,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea745ec-29df-4f9f-a250-f66e6243b21e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 1bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?