./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:19,984 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:44:20,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:44:20,080 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:44:20,081 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:44:20,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:44:20,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:44:20,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:44:20,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:44:20,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:44:20,113 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:44:20,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:44:20,115 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:44:20,118 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:44:20,118 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:44:20,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:44:20,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:44:20,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:44:20,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:44:20,125 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:44:20,126 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:44:20,127 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:44:20,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:44:20,127 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:44:20,128 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:44:20,128 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:44:20,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:44:20,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:20,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:44:20,131 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:44:20,132 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:44:20,133 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:44:20,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:44:20,133 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:44:20,134 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_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 [2023-11-11 23:44:20,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:44:20,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:44:20,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:44:20,529 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:44:20,530 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:44:20,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i [2023-11-11 23:44:23,810 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:44:24,201 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:44:24,203 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/sv-benchmarks/c/pthread-wmm/mix013.oepc.i [2023-11-11 23:44:24,231 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/data/e93a5d01b/1ffd068afec24d789be4e37b08081f6b/FLAG9156c8a07 [2023-11-11 23:44:24,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/data/e93a5d01b/1ffd068afec24d789be4e37b08081f6b [2023-11-11 23:44:24,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:44:24,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:44:24,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:24,265 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:44:24,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:44:24,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:24" (1/1) ... [2023-11-11 23:44:24,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127b3242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:24, skipping insertion in model container [2023-11-11 23:44:24,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:24" (1/1) ... [2023-11-11 23:44:24,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:44:24,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:24,884 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:44:25,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:25,043 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:25,044 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:25,053 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:44:25,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25 WrapperNode [2023-11-11 23:44:25,054 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:25,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:25,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:44:25,057 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:44:25,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,109 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,166 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2023-11-11 23:44:25,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:25,167 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:44:25,167 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:44:25,168 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:44:25,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,195 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,233 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:44:25,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:44:25,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:44:25,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:44:25,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:25" (1/1) ... [2023-11-11 23:44:25,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:25,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:44:25,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:44:25,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:44:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:44:25,337 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:44:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:44:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:44:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:44:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:44:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:44:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:44:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:44:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:44:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:44:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:44:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:44:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:44:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:44:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:44:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:44:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:44:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:44:25,345 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 23:44:25,535 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:44:25,538 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:44:25,904 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:44:26,204 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:44:26,204 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:44:26,205 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor a sink node. [2023-11-11 23:44:26,206 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 23:44:26,215 INFO L158 Benchmark]: Toolchain (without parser) took 1954.47ms. Allocated memory is still 155.2MB. Free memory was 112.0MB in the beginning and 124.1MB in the end (delta: -12.1MB). Peak memory consumption was 78.8MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,216 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 117.4MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:26,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 790.07ms. Allocated memory is still 155.2MB. Free memory was 111.8MB in the beginning and 87.5MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.97ms. Allocated memory is still 155.2MB. Free memory was 87.5MB in the beginning and 85.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,220 INFO L158 Benchmark]: Boogie Preprocessor took 82.03ms. Allocated memory is still 155.2MB. Free memory was 85.4MB in the beginning and 83.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,221 INFO L158 Benchmark]: RCFGBuilder took 962.80ms. Allocated memory is still 155.2MB. Free memory was 83.3MB in the beginning and 124.1MB in the end (delta: -40.8MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2023-11-11 23:44:26,226 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 117.4MB. Free memory is still 86.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 790.07ms. Allocated memory is still 155.2MB. Free memory was 111.8MB in the beginning and 87.5MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.97ms. Allocated memory is still 155.2MB. Free memory was 87.5MB in the beginning and 85.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.03ms. Allocated memory is still 155.2MB. Free memory was 85.4MB in the beginning and 83.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 962.80ms. Allocated memory is still 155.2MB. Free memory was 83.3MB in the beginning and 124.1MB in the end (delta: -40.8MB). Peak memory consumption was 49.4MB. 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 23:44:26,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:44:29,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:44:29,200 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:44:29,261 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:44:29,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:44:29,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:44:29,265 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:44:29,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:44:29,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:44:29,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:44:29,274 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:44:29,274 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:44:29,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:44:29,277 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:44:29,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:44:29,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:44:29,279 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:44:29,279 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:44:29,280 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:44:29,281 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:44:29,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:44:29,282 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:44:29,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:44:29,283 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:44:29,284 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:44:29,284 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:44:29,285 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:44:29,285 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:29,286 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:44:29,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:44:29,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:29,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:44:29,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:44:29,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:44:29,290 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:44:29,290 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:29,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:44:29,291 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:44:29,291 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:44:29,292 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_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 [2023-11-11 23:44:29,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:44:29,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:44:29,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:44:29,869 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:44:29,870 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:44:29,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix013.oepc.i [2023-11-11 23:44:33,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:44:33,546 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:44:33,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/sv-benchmarks/c/pthread-wmm/mix013.oepc.i [2023-11-11 23:44:33,576 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/data/8aa86c80f/863b0441fb424538b7d99a214d46d6ad/FLAGdd7d39ef4 [2023-11-11 23:44:33,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/data/8aa86c80f/863b0441fb424538b7d99a214d46d6ad [2023-11-11 23:44:33,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:44:33,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:44:33,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:33,607 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:44:33,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:44:33,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:33" (1/1) ... [2023-11-11 23:44:33,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dde4a62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:33, skipping insertion in model container [2023-11-11 23:44:33,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:44:33" (1/1) ... [2023-11-11 23:44:33,686 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:44:34,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:34,090 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:44:34,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:44:34,269 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:34,269 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:44:34,277 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:44:34,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34 WrapperNode [2023-11-11 23:44:34,277 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:44:34,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:34,279 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:44:34,279 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:44:34,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,353 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2023-11-11 23:44:34,353 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:44:34,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:44:34,354 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:44:34,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:44:34,363 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,373 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,384 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,419 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,427 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:44:34,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:44:34,441 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:44:34,441 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:44:34,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:44:34" (1/1) ... [2023-11-11 23:44:34,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:44:34,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:44:34,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:44:34,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:44:34,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:44:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:44:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:44:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:44:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:44:34,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:44:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:44:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:44:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:44:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:44:34,545 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:44:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:44:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:44:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:44:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:44:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:44:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:44:34,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:44:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:44:34,549 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 23:44:34,749 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:44:34,751 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:44:35,321 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:44:35,540 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:44:35,540 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:44:35,541 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L760 is neither atomic block end nor a sink node. [2023-11-11 23:44:35,542 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 23:44:35,547 INFO L158 Benchmark]: Toolchain (without parser) took 1942.54ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 39.1MB in the beginning and 54.1MB in the end (delta: -15.0MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-11 23:44:35,547 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 40.3MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:44:35,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 671.21ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.9MB in the beginning and 44.3MB in the end (delta: -5.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-11 23:44:35,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.61ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 41.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:44:35,549 INFO L158 Benchmark]: Boogie Preprocessor took 86.04ms. Allocated memory is still 79.7MB. Free memory was 41.7MB in the beginning and 39.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:44:35,550 INFO L158 Benchmark]: RCFGBuilder took 1104.56ms. Allocated memory is still 79.7MB. Free memory was 39.3MB in the beginning and 54.1MB in the end (delta: -14.8MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-11 23:44:35,553 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory was 40.4MB in the beginning and 40.3MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 671.21ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.9MB in the beginning and 44.3MB in the end (delta: -5.4MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.61ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 41.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.04ms. Allocated memory is still 79.7MB. Free memory was 41.7MB in the beginning and 39.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1104.56ms. Allocated memory is still 79.7MB. Free memory was 39.3MB in the beginning and 54.1MB in the end (delta: -14.8MB). Peak memory consumption was 8.5MB. 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 23:44:35,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7457fb39-faff-4af6-8d6f-7ecbf7a12171/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?