./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/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_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/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_967caf29-1f92-4cef-91a0-2908c748e4d3/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 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:11,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:11,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:06:11,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:11,549 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:11,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:11,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:11,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:11,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:11,583 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:11,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:11,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:11,585 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:11,586 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:11,586 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:11,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:11,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:11,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:11,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:11,590 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:11,591 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:11,592 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:11,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:11,593 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:11,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:11,594 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:11,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:11,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:11,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:11,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:11,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:11,598 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:11,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:11,599 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:11,600 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_967caf29-1f92-4cef-91a0-2908c748e4d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 [2023-11-12 00:06:11,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:11,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:11,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:11,979 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:11,980 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:11,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-12 00:06:15,616 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:15,886 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:15,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-12 00:06:15,897 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/data/12ad8a5fe/a7812fbb2a0f4b00afa77519e9aeb3c0/FLAGf00abb601 [2023-11-12 00:06:15,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/data/12ad8a5fe/a7812fbb2a0f4b00afa77519e9aeb3c0 [2023-11-12 00:06:15,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:15,931 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:15,934 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:15,934 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:15,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:15,944 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:15" (1/1) ... [2023-11-12 00:06:15,946 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1310f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:15, skipping insertion in model container [2023-11-12 00:06:15,946 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:15" (1/1) ... [2023-11-12 00:06:15,978 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:16,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:16,194 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:16,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:16,242 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:16,242 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:16,252 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:16,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16 WrapperNode [2023-11-12 00:06:16,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:16,254 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:16,254 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:16,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:16,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,304 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-12 00:06:16,305 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:16,306 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:16,306 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:16,307 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:16,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,325 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,325 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,337 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,343 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,346 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,348 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,352 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:16,354 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:16,354 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:16,354 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:16,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:16" (1/1) ... [2023-11-12 00:06:16,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:16,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:16,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:16,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:16,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:16,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:16,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:06:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-12 00:06:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-12 00:06:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:06:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:06:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:06:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:06:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:06:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:06:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:06:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:06:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:06:16,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-12 00:06:16,456 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-12 00:06:16,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:16,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:06:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:16,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:16,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:16,462 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:06:16,579 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:16,582 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:17,014 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:17,195 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:17,195 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:06:17,196 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L50-1 is neither atomic block end nor a sink node. [2023-11-12 00:06:17,197 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) [2023-11-12 00:06:17,201 INFO L158 Benchmark]: Toolchain (without parser) took 1269.87ms. Allocated memory is still 159.4MB. Free memory was 122.2MB in the beginning and 119.1MB in the end (delta: 3.2MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2023-11-12 00:06:17,202 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 104.9MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:17,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.28ms. Allocated memory is still 159.4MB. Free memory was 122.2MB in the beginning and 110.2MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:06:17,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.31ms. Allocated memory is still 159.4MB. Free memory was 110.2MB in the beginning and 108.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:17,204 INFO L158 Benchmark]: Boogie Preprocessor took 46.69ms. Allocated memory is still 159.4MB. Free memory was 108.2MB in the beginning and 106.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:17,205 INFO L158 Benchmark]: RCFGBuilder took 846.08ms. Allocated memory is still 159.4MB. Free memory was 106.5MB in the beginning and 119.1MB in the end (delta: -12.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-12 00:06:17,208 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 104.9MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.28ms. Allocated memory is still 159.4MB. Free memory was 122.2MB in the beginning and 110.2MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.31ms. Allocated memory is still 159.4MB. Free memory was 110.2MB in the beginning and 108.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.69ms. Allocated memory is still 159.4MB. Free memory was 108.2MB in the beginning and 106.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 846.08ms. Allocated memory is still 159.4MB. Free memory was 106.5MB in the beginning and 119.1MB in the end (delta: -12.6MB). Peak memory consumption was 28.9MB. 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. [2023-11-12 00:06:17,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/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_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/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_967caf29-1f92-4cef-91a0-2908c748e4d3/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 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:20,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:20,138 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:06:20,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:20,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:20,190 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:20,191 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:20,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:20,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:20,198 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:20,199 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:20,199 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:20,200 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:20,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:20,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:20,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:20,203 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:06:20,203 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:06:20,204 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:20,205 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:06:20,205 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:20,206 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:20,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:20,207 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:20,207 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:20,207 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:20,208 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:06:20,208 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:20,209 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:20,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:20,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:20,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:20,211 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:20,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:20,212 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:06:20,212 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:06:20,212 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:20,213 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:06:20,213 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:06:20,214 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_967caf29-1f92-4cef-91a0-2908c748e4d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 [2023-11-12 00:06:20,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:20,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:20,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:20,711 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:20,711 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:20,713 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-12 00:06:23,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:24,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:24,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-12 00:06:24,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/data/5d8aaeb03/71e012424f4f46cda3d0700516165ef4/FLAG9eadec5ea [2023-11-12 00:06:24,245 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/data/5d8aaeb03/71e012424f4f46cda3d0700516165ef4 [2023-11-12 00:06:24,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:24,249 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:24,251 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:24,251 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:24,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:24,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af22385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24, skipping insertion in model container [2023-11-12 00:06:24,259 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,286 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:24,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:24,595 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:06:24,610 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:24,658 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:24,665 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:24,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:24,728 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:24,728 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:24,736 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:24,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24 WrapperNode [2023-11-12 00:06:24,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:24,738 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:24,739 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:24,739 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:24,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,801 INFO L138 Inliner]: procedures = 27, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-12 00:06:24,801 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:24,802 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:24,802 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:24,802 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:24,812 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,817 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,833 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,842 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:24,843 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:24,843 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:24,843 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:24,844 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:24" (1/1) ... [2023-11-12 00:06:24,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:24,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:24,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:24,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:06:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-12 00:06:24,944 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-12 00:06:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:06:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:06:24,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:06:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:06:24,945 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:06:24,945 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:06:24,947 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:06:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:06:24,948 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:06:24,948 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-12 00:06:24,948 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-12 00:06:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:06:24,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:24,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:24,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:24,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:06:24,952 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:06:25,132 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:25,134 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:25,623 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:25,836 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:25,836 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:06:25,837 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L50-1 is neither atomic block end nor a sink node. [2023-11-12 00:06:25,838 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) [2023-11-12 00:06:25,842 INFO L158 Benchmark]: Toolchain (without parser) took 1592.27ms. Allocated memory is still 77.6MB. Free memory was 53.0MB in the beginning and 36.8MB in the end (delta: 16.2MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:25,843 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 32.3MB in the beginning and 32.3MB in the end (delta: 9.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:25,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.41ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 38.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:06:25,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.90ms. Allocated memory is still 77.6MB. Free memory was 38.4MB in the beginning and 56.5MB in the end (delta: -18.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-12 00:06:25,845 INFO L158 Benchmark]: Boogie Preprocessor took 40.17ms. Allocated memory is still 77.6MB. Free memory was 56.5MB in the beginning and 54.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:06:25,846 INFO L158 Benchmark]: RCFGBuilder took 998.05ms. Allocated memory is still 77.6MB. Free memory was 54.4MB in the beginning and 36.8MB in the end (delta: 17.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-12 00:06:25,849 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 56.6MB. Free memory was 32.3MB in the beginning and 32.3MB in the end (delta: 9.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 486.41ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 38.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.90ms. Allocated memory is still 77.6MB. Free memory was 38.4MB in the beginning and 56.5MB in the end (delta: -18.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.17ms. Allocated memory is still 77.6MB. Free memory was 56.5MB in the beginning and 54.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 998.05ms. Allocated memory is still 77.6MB. Free memory was 54.4MB in the beginning and 36.8MB in the end (delta: 17.6MB). Peak memory consumption was 25.2MB. 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. [2023-11-12 00:06:25,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_967caf29-1f92-4cef-91a0-2908c748e4d3/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?