./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix002.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV --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 dab8e857d69436654e6c7f0511b4cf3ecd6cd037fe32ed910d6d601721dfd494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:40,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:40,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:59:40,347 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:59:40,348 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:59:40,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:40,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:40,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:40,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:40,405 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:40,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:40,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:40,408 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:40,409 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:59:40,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:40,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:40,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:40,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:40,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:40,412 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:40,413 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:40,414 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:40,414 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:40,415 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:40,415 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:40,415 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:40,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:40,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:40,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:40,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:40,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:40,419 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:59:40,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:59:40,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:40,420 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_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab8e857d69436654e6c7f0511b4cf3ecd6cd037fe32ed910d6d601721dfd494 [2023-11-11 23:59:40,687 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:40,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:40,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:40,714 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:40,715 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:40,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix002.opt.i [2023-11-11 23:59:43,841 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:44,119 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:44,120 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/sv-benchmarks/c/pthread-wmm/mix002.opt.i [2023-11-11 23:59:44,139 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/data/451316ab6/58065405d15041de96d8082337c17c9a/FLAGccf1c9bcb [2023-11-11 23:59:44,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/data/451316ab6/58065405d15041de96d8082337c17c9a [2023-11-11 23:59:44,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:44,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:44,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:44,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:44,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:44,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:44,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e505ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44, skipping insertion in model container [2023-11-11 23:59:44,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:44,252 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:44,802 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:44,819 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:44,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:44,978 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:44,979 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:44,986 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:44,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44 WrapperNode [2023-11-11 23:59:44,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:44,988 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:44,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:44,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:44,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,014 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,043 INFO L138 Inliner]: procedures = 176, calls = 63, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-11-11 23:59:45,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:45,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:45,052 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:45,052 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:45,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,115 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:45,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:45,127 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:45,127 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:45,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:44" (1/1) ... [2023-11-11 23:59:45,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:45,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:45,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:45,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:59:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:59:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:59:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:59:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:59:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:59:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:59:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:59:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:59:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:59:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:59:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:59:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:45,223 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:45,369 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:45,371 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:45,793 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:46,020 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:46,020 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:59:46,021 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L809 is neither atomic block end nor a sink node. [2023-11-11 23:59:46,022 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-11 23:59:46,027 INFO L158 Benchmark]: Toolchain (without parser) took 1869.54ms. Allocated memory is still 182.5MB. Free memory was 140.6MB in the beginning and 139.8MB in the end (delta: 827.7kB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2023-11-11 23:59:46,028 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:46,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 828.91ms. Allocated memory is still 182.5MB. Free memory was 140.6MB in the beginning and 116.6MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:59:46,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.77ms. Allocated memory is still 182.5MB. Free memory was 116.6MB in the beginning and 114.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:46,031 INFO L158 Benchmark]: Boogie Preprocessor took 75.02ms. Allocated memory is still 182.5MB. Free memory was 114.7MB in the beginning and 112.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:46,032 INFO L158 Benchmark]: RCFGBuilder took 898.67ms. Allocated memory is still 182.5MB. Free memory was 112.6MB in the beginning and 139.8MB in the end (delta: -27.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-11-11 23:59:46,036 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 828.91ms. Allocated memory is still 182.5MB. Free memory was 140.6MB in the beginning and 116.6MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.77ms. Allocated memory is still 182.5MB. Free memory was 116.6MB in the beginning and 114.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.02ms. Allocated memory is still 182.5MB. Free memory was 114.7MB in the beginning and 112.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 898.67ms. Allocated memory is still 182.5MB. Free memory was 112.6MB in the beginning and 139.8MB in the end (delta: -27.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:46,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV --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 dab8e857d69436654e6c7f0511b4cf3ecd6cd037fe32ed910d6d601721dfd494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:59:48,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:59:48,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:59:49,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:59:49,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:59:49,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:59:49,027 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:59:49,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:59:49,029 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:59:49,034 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:59:49,034 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:59:49,035 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:59:49,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:59:49,037 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:59:49,037 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:59:49,038 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:59:49,038 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:59:49,039 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:59:49,039 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:59:49,040 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:59:49,041 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:59:49,041 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:59:49,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:59:49,042 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:59:49,042 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:59:49,043 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:59:49,043 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:59:49,043 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:49,044 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:49,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:59:49,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:49,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:59:49,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:59:49,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:59:49,047 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:59:49,047 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:59:49,047 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:59:49,047 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:59:49,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:59:49,048 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_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab8e857d69436654e6c7f0511b4cf3ecd6cd037fe32ed910d6d601721dfd494 [2023-11-11 23:59:49,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:59:49,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:59:49,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:59:49,529 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:59:49,530 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:59:49,531 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix002.opt.i [2023-11-11 23:59:52,647 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:59:52,963 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:59:52,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/sv-benchmarks/c/pthread-wmm/mix002.opt.i [2023-11-11 23:59:52,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/data/16241c0d1/8b2938c7214142f1b555135338536d4b/FLAG574120c98 [2023-11-11 23:59:52,998 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/data/16241c0d1/8b2938c7214142f1b555135338536d4b [2023-11-11 23:59:53,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:59:53,002 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:59:53,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:53,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:59:53,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:59:53,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:52" (1/1) ... [2023-11-11 23:59:53,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54ef8386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53, skipping insertion in model container [2023-11-11 23:59:53,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:59:52" (1/1) ... [2023-11-11 23:59:53,087 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:59:53,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:53,627 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:59:53,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:59:53,816 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:53,816 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:59:53,850 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:59:53,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53 WrapperNode [2023-11-11 23:59:53,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:59:53,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:53,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:59:53,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:59:53,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:53,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:53,939 INFO L138 Inliner]: procedures = 179, calls = 63, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2023-11-11 23:59:53,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:59:53,940 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:59:53,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:59:53,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:59:53,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:53,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:53,968 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:53,969 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:53,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:53,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:54,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:54,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:54,009 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:59:54,010 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:59:54,010 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:59:54,010 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:59:54,025 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:59:53" (1/1) ... [2023-11-11 23:59:54,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:59:54,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:59:54,064 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:59:54,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:59:54,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:59:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:59:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:59:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:59:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:59:54,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:59:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:59:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:59:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:59:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:59:54,111 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:59:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:59:54,112 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:59:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:59:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:59:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:59:54,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:59:54,116 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:59:54,304 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:59:54,306 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:59:54,762 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:59:55,003 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:59:55,003 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:59:55,005 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L809 is neither atomic block end nor a sink node. [2023-11-11 23:59:55,006 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-11 23:59:55,012 INFO L158 Benchmark]: Toolchain (without parser) took 2009.37ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 56.3MB in the beginning and 61.8MB in the end (delta: -5.5MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,013 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:55,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 847.86ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 54.3MB in the end (delta: 1.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.34ms. Allocated memory is still 81.8MB. Free memory was 54.3MB in the beginning and 51.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:59:55,016 INFO L158 Benchmark]: Boogie Preprocessor took 68.43ms. Allocated memory is still 81.8MB. Free memory was 51.8MB in the beginning and 49.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,018 INFO L158 Benchmark]: RCFGBuilder took 1000.73ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 49.4MB in the beginning and 61.8MB in the end (delta: -12.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-11-11 23:59:55,026 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 81.8MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 847.86ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 54.3MB in the end (delta: 1.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.34ms. Allocated memory is still 81.8MB. Free memory was 54.3MB in the beginning and 51.8MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.43ms. Allocated memory is still 81.8MB. Free memory was 51.8MB in the beginning and 49.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1000.73ms. Allocated memory was 81.8MB in the beginning and 117.4MB in the end (delta: 35.7MB). Free memory was 49.4MB in the beginning and 61.8MB in the end (delta: -12.4MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:59:55,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9166651d-0cd8-4872-a68e-a71c3a1426e9/bin/ukojak-verify-0OAaufAVZV/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?