./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix056_power.oepc_pso.oepc_rmo.oepc.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_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi --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 40cdaf120a3550cc54773a608bdbc3a68dee1334013ab0b4984b9366bf820a3d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:24,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:24,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:59:24,242 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:24,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:24,269 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:24,272 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:24,273 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:24,273 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:24,274 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:24,275 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:24,275 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:24,276 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:24,276 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:24,277 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:24,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:24,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:24,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:24,279 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:24,280 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:59:24,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:24,281 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:24,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:24,282 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:24,283 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:24,284 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:24,284 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:24,285 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:24,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:24,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:24,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:24,287 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:24,288 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:24,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:24,289 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:24,289 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_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40cdaf120a3550cc54773a608bdbc3a68dee1334013ab0b4984b9366bf820a3d [2023-11-24 22:59:24,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:24,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:24,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:24,691 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:24,692 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:24,693 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix056_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 22:59:27,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:28,076 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:28,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/sv-benchmarks/c/pthread-wmm/mix056_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 22:59:28,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/data/b9c166b89/0668e5691a9840409224b15b0714bfd5/FLAG19044b559 [2023-11-24 22:59:28,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/data/b9c166b89/0668e5691a9840409224b15b0714bfd5 [2023-11-24 22:59:28,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:28,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:28,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:28,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:28,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:28,144 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35375678 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28, skipping insertion in model container [2023-11-24 22:59:28,146 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,201 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:28,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:28,742 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:28,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:28,868 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:28,869 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:28,877 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:28,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28 WrapperNode [2023-11-24 22:59:28,878 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:28,879 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:28,880 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:28,880 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:28,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,934 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2023-11-24 22:59:28,934 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:28,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:28,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:28,935 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:28,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,950 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,967 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,969 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,974 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:28,975 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:28,975 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:28,975 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:28,976 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:28,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:29,028 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:29,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:29,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:59:29,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:59:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:59:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:29,065 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:59:29,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:59:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:59:29,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:59:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:59:29,066 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:59:29,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:29,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:59:29,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:29,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:29,068 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:59:29,225 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:29,227 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:29,637 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:29,906 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:59:29,911 INFO L158 Benchmark]: Toolchain (without parser) took 1778.01ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 103.8MB in the beginning and 164.3MB in the end (delta: -60.6MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:29,911 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 155.2MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:29,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.68ms. Allocated memory is still 155.2MB. Free memory was 103.8MB in the beginning and 80.1MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:29,912 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.87ms. Allocated memory is still 155.2MB. Free memory was 80.1MB in the beginning and 77.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:29,913 INFO L158 Benchmark]: Boogie Preprocessor took 39.22ms. Allocated memory is still 155.2MB. Free memory was 77.6MB in the beginning and 75.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:29,914 INFO L158 Benchmark]: RCFGBuilder took 934.04ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 75.5MB in the beginning and 164.3MB in the end (delta: -88.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-24 22:59:29,924 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 155.2MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.68ms. Allocated memory is still 155.2MB. Free memory was 103.8MB in the beginning and 80.1MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.87ms. Allocated memory is still 155.2MB. Free memory was 80.1MB in the beginning and 77.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.22ms. Allocated memory is still 155.2MB. Free memory was 77.6MB in the beginning and 75.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 934.04ms. Allocated memory was 155.2MB in the beginning and 209.7MB in the end (delta: 54.5MB). Free memory was 75.5MB in the beginning and 164.3MB in the end (delta: -88.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:59:29,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/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_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix056_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi --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 40cdaf120a3550cc54773a608bdbc3a68dee1334013ab0b4984b9366bf820a3d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:32,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:32,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:59:32,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:32,883 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:32,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:32,885 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:32,885 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:32,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:32,892 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:32,892 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:32,893 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:32,893 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:32,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:32,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:32,896 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:32,896 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:59:32,896 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:59:32,897 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:59:32,897 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:59:32,898 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:59:32,898 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:32,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:32,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:32,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:32,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:32,900 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:32,900 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:59:32,901 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:59:32,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:32,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:32,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:32,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:32,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:32,904 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:59:32,904 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:59:32,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:32,904 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:59:32,905 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:59:32,906 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_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40cdaf120a3550cc54773a608bdbc3a68dee1334013ab0b4984b9366bf820a3d [2023-11-24 22:59:33,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:33,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:33,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:33,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:33,339 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:33,341 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix056_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 22:59:36,615 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:36,915 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:36,916 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/sv-benchmarks/c/pthread-wmm/mix056_power.oepc_pso.oepc_rmo.oepc.i [2023-11-24 22:59:36,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/data/3edef2a30/a75d736d88a44a21b913bad8c44e4fc7/FLAG9f2429cbd [2023-11-24 22:59:36,948 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/data/3edef2a30/a75d736d88a44a21b913bad8c44e4fc7 [2023-11-24 22:59:36,950 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:36,952 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:36,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:36,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:36,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:36,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:36" (1/1) ... [2023-11-24 22:59:36,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5636132c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:36, skipping insertion in model container [2023-11-24 22:59:36,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:36" (1/1) ... [2023-11-24 22:59:37,012 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:37,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:37,631 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:37,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:37,796 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:37,797 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:37,805 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:37,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37 WrapperNode [2023-11-24 22:59:37,805 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:37,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:37,807 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:37,807 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:37,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,853 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,878 INFO L138 Inliner]: procedures = 179, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 96 [2023-11-24 22:59:37,878 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:37,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:37,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:37,879 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:37,889 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:37,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:37,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:37,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:37,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:37" (1/1) ... [2023-11-24 22:59:37,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:37,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:37,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:37,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:38,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:59:38,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:59:38,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:59:38,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:38,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:38,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:38,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:59:38,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:59:38,013 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:59:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:59:38,013 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:59:38,013 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:59:38,014 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:59:38,014 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:59:38,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:59:38,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:38,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:38,018 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:59:38,233 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:38,236 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:38,727 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:38,931 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:59:38,938 INFO L158 Benchmark]: Toolchain (without parser) took 1985.33ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 43.4MB in the beginning and 40.3MB in the end (delta: 3.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-24 22:59:38,939 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:38,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.80ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 43.1MB in the beginning and 59.4MB in the end (delta: -16.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-24 22:59:38,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.68ms. Allocated memory is still 94.4MB. Free memory was 59.4MB in the beginning and 57.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:38,942 INFO L158 Benchmark]: Boogie Preprocessor took 43.38ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 54.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:59:38,943 INFO L158 Benchmark]: RCFGBuilder took 1013.03ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 40.3MB in the end (delta: 14.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-24 22:59:38,952 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.80ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 43.1MB in the beginning and 59.4MB in the end (delta: -16.3MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.68ms. Allocated memory is still 94.4MB. Free memory was 59.4MB in the beginning and 57.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.38ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 54.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1013.03ms. Allocated memory is still 94.4MB. Free memory was 54.7MB in the beginning and 40.3MB in the end (delta: 14.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:59:38,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b551b24-9f69-4942-9303-b34bd538991c/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?