./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi003_tso.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_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:55:44,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:55:44,158 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:55:44,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:55:44,163 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:55:44,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:55:44,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:55:44,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:55:44,188 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:55:44,189 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:55:44,189 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:55:44,190 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:55:44,190 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:55:44,191 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:55:44,191 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:55:44,192 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:55:44,192 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:55:44,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:55:44,193 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:55:44,205 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:55:44,205 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:55:44,206 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:55:44,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:55:44,207 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:55:44,207 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:55:44,207 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:55:44,208 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:55:44,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:55:44,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:55:44,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:55:44,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:55:44,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:55:44,210 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:55:44,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:55:44,210 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:55:44,211 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_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 [2023-12-03 04:55:44,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:55:44,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:55:44,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:55:44,450 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:55:44,450 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:55:44,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2023-12-03 04:55:47,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:55:47,455 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:55:47,456 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2023-12-03 04:55:47,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/data/26a866a52/df107acc0166496bbbecebb1c69a94d1/FLAG8ce8ea038 [2023-12-03 04:55:47,483 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/data/26a866a52/df107acc0166496bbbecebb1c69a94d1 [2023-12-03 04:55:47,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:55:47,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:55:47,488 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:55:47,488 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:55:47,492 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:55:47,493 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:55:47" (1/1) ... [2023-12-03 04:55:47,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aaf454f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:47, skipping insertion in model container [2023-12-03 04:55:47,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:55:47" (1/1) ... [2023-12-03 04:55:47,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:55:47,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:55:47,913 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:55:47,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:55:48,009 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:48,009 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:48,016 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:55:48,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48 WrapperNode [2023-12-03 04:55:48,017 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:55:48,018 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:55:48,018 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:55:48,018 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:55:48,026 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,043 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,070 INFO L138 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-12-03 04:55:48,071 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:55:48,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:55:48,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:55:48,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:55:48,081 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,102 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,104 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:55:48,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:55:48,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:55:48,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:55:48,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:48" (1/1) ... [2023-12-03 04:55:48,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:55:48,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:55:48,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:55:48,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:55:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:55:48,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:55:48,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:55:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:55:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:55:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:55:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:55:48,180 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 04:55:48,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 04:55:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 04:55:48,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 04:55:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:55:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:55:48,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:55:48,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:55:48,183 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 04:55:48,324 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:55:48,325 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:55:48,659 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:55:48,839 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$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:55:48,843 INFO L158 Benchmark]: Toolchain (without parser) took 1354.83ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 109.3MB in the beginning and 159.6MB in the end (delta: -50.3MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2023-12-03 04:55:48,844 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 157.3MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:55:48,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.30ms. Allocated memory is still 157.3MB. Free memory was 109.3MB in the beginning and 83.5MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 04:55:48,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.95ms. Allocated memory is still 157.3MB. Free memory was 83.5MB in the beginning and 80.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:55:48,846 INFO L158 Benchmark]: Boogie Preprocessor took 37.27ms. Allocated memory is still 157.3MB. Free memory was 80.8MB in the beginning and 78.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:55:48,847 INFO L158 Benchmark]: RCFGBuilder took 731.58ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 78.7MB in the beginning and 159.6MB in the end (delta: -80.9MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-12-03 04:55:48,850 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 157.3MB. Free memory is still 126.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.30ms. Allocated memory is still 157.3MB. Free memory was 109.3MB in the beginning and 83.5MB in the end (delta: 25.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.95ms. Allocated memory is still 157.3MB. Free memory was 83.5MB in the beginning and 80.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.27ms. Allocated memory is still 157.3MB. Free memory was 80.8MB in the beginning and 78.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 731.58ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 78.7MB in the beginning and 159.6MB in the end (delta: -80.9MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:55:48,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:55:50,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:55:50,847 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 04:55:50,879 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:55:50,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:55:50,881 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:55:50,882 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:55:50,882 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:55:50,883 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:55:50,883 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:55:50,884 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:55:50,885 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:55:50,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:55:50,886 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:55:50,886 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:55:50,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:55:50,887 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:55:50,888 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:55:50,888 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:55:50,889 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:55:50,889 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:55:50,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:55:50,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:55:50,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:55:50,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:55:50,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:55:50,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:55:50,893 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:55:50,893 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:55:50,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:55:50,894 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:55:50,895 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:55:50,895 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:55:50,895 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:55:50,896 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:55:50,896 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:55:50,896 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:55:50,896 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:55:50,897 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:55:50,897 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_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503cbc793fb2369a7e5308c15a611fe38888f935ec98bb5d473194a0a60e31e4 [2023-12-03 04:55:51,184 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:55:51,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:55:51,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:55:51,207 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:55:51,208 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:55:51,209 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2023-12-03 04:55:54,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:55:54,323 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:55:54,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/sv-benchmarks/c/pthread-wmm/rfi003_tso.i [2023-12-03 04:55:54,341 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/data/faf270725/d86373e0aa8e485bb7bcc908cea437c6/FLAG768333f7c [2023-12-03 04:55:54,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/data/faf270725/d86373e0aa8e485bb7bcc908cea437c6 [2023-12-03 04:55:54,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:55:54,359 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:55:54,360 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:55:54,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:55:54,365 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:55:54,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:54,367 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e37cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54, skipping insertion in model container [2023-12-03 04:55:54,367 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:54,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:55:54,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:55:54,853 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:55:54,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:55:54,949 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:54,949 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:55:54,957 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:55:54,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54 WrapperNode [2023-12-03 04:55:54,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:55:54,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:55:54,959 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:55:54,959 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:55:54,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:54,990 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,016 INFO L138 Inliner]: procedures = 178, calls = 48, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-12-03 04:55:55,016 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:55:55,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:55:55,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:55:55,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:55:55,027 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,032 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,050 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:55:55,065 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:55:55,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:55:55,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:55:55,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:55:54" (1/1) ... [2023-12-03 04:55:55,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:55:55,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:55:55,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:55:55,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:55:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:55:55,138 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:55:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:55:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:55:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:55:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:55:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:55:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:55:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 04:55:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 04:55:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 04:55:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 04:55:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:55:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:55:55,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:55:55,143 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 04:55:55,281 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:55:55,283 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:55:55,636 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:55:55,800 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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:55:55,804 INFO L158 Benchmark]: Toolchain (without parser) took 1443.86ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.2MB in the beginning and 53.3MB in the end (delta: -3.1MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2023-12-03 04:55:55,804 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:55:55,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.54ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.1MB in the beginning and 64.1MB in the end (delta: -14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 04:55:55,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.75ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 61.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:55:55,806 INFO L158 Benchmark]: Boogie Preprocessor took 47.54ms. Allocated memory is still 98.6MB. Free memory was 61.6MB in the beginning and 58.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:55:55,807 INFO L158 Benchmark]: RCFGBuilder took 736.80ms. Allocated memory is still 98.6MB. Free memory was 58.8MB in the beginning and 53.3MB in the end (delta: 5.5MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2023-12-03 04:55:55,810 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 597.54ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.1MB in the beginning and 64.1MB in the end (delta: -14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.75ms. Allocated memory is still 98.6MB. Free memory was 64.1MB in the beginning and 61.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.54ms. Allocated memory is still 98.6MB. Free memory was 61.6MB in the beginning and 58.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 736.80ms. Allocated memory is still 98.6MB. Free memory was 58.8MB in the beginning and 53.3MB in the end (delta: 5.5MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:55:55,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5af6db6c-22cc-4a0e-8bd3-5dffc6c905aa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$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?