./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix020.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_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/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_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix020.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/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_91ab6296-e39a-4465-8c6e-a58d168ce175/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 035ec41aa2053cde8ee24830f9eb7cf444ea0c142ead33ef0c1fe95c3a7de39e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:18,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:18,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:56:18,488 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:18,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:18,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:18,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:18,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:18,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:18,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:18,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:18,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:18,518 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:18,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:18,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:18,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:18,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:18,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:18,522 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:18,522 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:18,523 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:18,523 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:18,524 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:18,524 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:18,525 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:18,525 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:18,526 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:18,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:18,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:18,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:18,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:18,528 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:18,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:18,529 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:18,530 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_91ab6296-e39a-4465-8c6e-a58d168ce175/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 035ec41aa2053cde8ee24830f9eb7cf444ea0c142ead33ef0c1fe95c3a7de39e [2023-11-11 23:56:18,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:18,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:18,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:18,903 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:18,905 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:18,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix020.oepc.i [2023-11-11 23:56:22,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:22,331 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:22,332 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/sv-benchmarks/c/pthread-wmm/mix020.oepc.i [2023-11-11 23:56:22,350 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/data/8601cbe82/4b80b250afcc44bdabe051b286e70afd/FLAG155e69f00 [2023-11-11 23:56:22,366 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/data/8601cbe82/4b80b250afcc44bdabe051b286e70afd [2023-11-11 23:56:22,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:22,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:22,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:22,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:22,378 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:22,379 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:22" (1/1) ... [2023-11-11 23:56:22,381 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@121c2b95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:22, skipping insertion in model container [2023-11-11 23:56:22,381 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:22" (1/1) ... [2023-11-11 23:56:22,437 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:23,014 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:23,035 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:23,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:23,181 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:23,181 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:23,190 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:23,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23 WrapperNode [2023-11-11 23:56:23,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:23,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:23,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:23,193 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:23,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,232 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,284 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-11 23:56:23,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:23,286 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:23,286 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:23,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:23,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,314 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,329 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:23,362 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:23,362 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:23,362 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:23,363 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:23" (1/1) ... [2023-11-11 23:56:23,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:23,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:23,400 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:23,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:56:23,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:56:23,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:23,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:56:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:23,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:56:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:56:23,457 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:56:23,457 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:56:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:56:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:56:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:56:23,458 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:56:23,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:56:23,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:23,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:23,463 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 23:56:23,743 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:23,745 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:24,204 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:24,444 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:24,445 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:56:24,446 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor a sink node. [2023-11-11 23:56:24,447 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 23:56:24,456 INFO L158 Benchmark]: Toolchain (without parser) took 2083.75ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 81.2MB in the beginning and 102.4MB in the end (delta: -21.2MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2023-11-11 23:56:24,457 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 125.8MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:24,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 818.49ms. Allocated memory is still 125.8MB. Free memory was 80.8MB in the beginning and 56.8MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:24,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.88ms. Allocated memory is still 125.8MB. Free memory was 56.8MB in the beginning and 54.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:24,461 INFO L158 Benchmark]: Boogie Preprocessor took 74.60ms. Allocated memory is still 125.8MB. Free memory was 54.4MB in the beginning and 52.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:24,462 INFO L158 Benchmark]: RCFGBuilder took 1092.13ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 52.3MB in the beginning and 102.4MB in the end (delta: -50.1MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:24,472 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80ms. Allocated memory is still 125.8MB. Free memory is still 96.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 818.49ms. Allocated memory is still 125.8MB. Free memory was 80.8MB in the beginning and 56.8MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.88ms. Allocated memory is still 125.8MB. Free memory was 56.8MB in the beginning and 54.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.60ms. Allocated memory is still 125.8MB. Free memory was 54.4MB in the beginning and 52.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1092.13ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 52.3MB in the beginning and 102.4MB in the end (delta: -50.1MB). Peak memory consumption was 18.1MB. 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 23:56:24,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/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 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_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/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_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix020.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/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_91ab6296-e39a-4465-8c6e-a58d168ce175/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 035ec41aa2053cde8ee24830f9eb7cf444ea0c142ead33ef0c1fe95c3a7de39e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:27,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:27,428 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:56:27,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:27,484 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:27,485 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:27,486 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:27,486 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:27,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:27,493 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:27,494 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:27,494 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:27,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:27,496 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:27,497 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:27,497 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:27,498 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:56:27,498 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:56:27,499 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:27,499 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:56:27,499 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:27,500 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:27,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:27,501 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:27,501 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:27,502 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:27,502 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:56:27,502 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:27,503 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:27,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:27,505 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:27,505 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:27,506 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:27,506 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:27,506 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:56:27,507 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:56:27,507 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:27,507 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:56:27,507 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:56:27,508 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_91ab6296-e39a-4465-8c6e-a58d168ce175/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 035ec41aa2053cde8ee24830f9eb7cf444ea0c142ead33ef0c1fe95c3a7de39e [2023-11-11 23:56:27,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:27,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:27,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:27,990 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:27,990 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:27,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix020.oepc.i [2023-11-11 23:56:31,232 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:31,604 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:31,604 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/sv-benchmarks/c/pthread-wmm/mix020.oepc.i [2023-11-11 23:56:31,623 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/data/8a8c413c1/9fd5c393585948eaac51e43857c4802d/FLAGc116ff9b9 [2023-11-11 23:56:31,647 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/data/8a8c413c1/9fd5c393585948eaac51e43857c4802d [2023-11-11 23:56:31,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:31,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:31,660 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:31,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:31,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:31,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d2961fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:31, skipping insertion in model container [2023-11-11 23:56:31,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:31" (1/1) ... [2023-11-11 23:56:31,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:32,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:32,447 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:32,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:32,610 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:32,611 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:56:32,619 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:32,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32 WrapperNode [2023-11-11 23:56:32,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:32,621 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:32,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:32,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:32,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,667 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,719 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-11 23:56:32,724 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:32,725 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:32,725 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:32,725 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:32,737 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,760 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,794 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,808 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:32,809 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:32,809 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:32,809 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:32,810 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:32" (1/1) ... [2023-11-11 23:56:32,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:32,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:32,863 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:32,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:32,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:56:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:56:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:56:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:56:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:56:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:56:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:56:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:56:32,916 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:56:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:56:32,917 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:56:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:56:32,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:56:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:56:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:32,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:32,921 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 23:56:33,161 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:33,163 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:33,663 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:33,882 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:33,883 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:56:33,885 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L756 is neither atomic block end nor a sink node. [2023-11-11 23:56:33,886 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 23:56:33,894 INFO L158 Benchmark]: Toolchain (without parser) took 2236.21ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 48.0MB in the beginning and 80.2MB in the end (delta: -32.2MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:33,895 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:56:33,896 INFO L158 Benchmark]: CACSL2BoogieTranslator took 960.02ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 47.8MB in the beginning and 71.1MB in the end (delta: -23.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:56:33,897 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.76ms. Allocated memory is still 104.9MB. Free memory was 71.1MB in the beginning and 68.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:33,899 INFO L158 Benchmark]: Boogie Preprocessor took 83.00ms. Allocated memory is still 104.9MB. Free memory was 68.6MB in the beginning and 66.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:56:33,900 INFO L158 Benchmark]: RCFGBuilder took 1082.78ms. Allocated memory is still 104.9MB. Free memory was 66.1MB in the beginning and 80.2MB in the end (delta: -14.0MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-11 23:56:33,909 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 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 960.02ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 47.8MB in the beginning and 71.1MB in the end (delta: -23.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.76ms. Allocated memory is still 104.9MB. Free memory was 71.1MB in the beginning and 68.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.00ms. Allocated memory is still 104.9MB. Free memory was 68.6MB in the beginning and 66.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1082.78ms. Allocated memory is still 104.9MB. Free memory was 66.1MB in the beginning and 80.2MB in the end (delta: -14.0MB). Peak memory consumption was 24.2MB. 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 23:56:33,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91ab6296-e39a-4465-8c6e-a58d168ce175/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?