./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 0e0057cc 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_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/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_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:10,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:10,998 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:10:11,009 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:11,011 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:11,053 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:11,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:11,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:11,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:11,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:11,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:11,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:11,066 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:11,068 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:11,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:11,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:11,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:11,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:11,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:11,073 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:10:11,074 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:11,075 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:11,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:11,077 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:11,079 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:11,079 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:11,080 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:11,080 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:11,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:11,082 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:11,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:11,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:11,085 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:11,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:11,085 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:11,086 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_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 [2023-11-24 22:10:11,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:11,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:11,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:11,393 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:11,393 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:11,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-24 22:10:14,544 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:14,841 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:14,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-24 22:10:14,851 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/data/3de58532e/6598b395bc464a598e3d05261e3b6c8b/FLAGc43bdb077 [2023-11-24 22:10:14,867 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/data/3de58532e/6598b395bc464a598e3d05261e3b6c8b [2023-11-24 22:10:14,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:14,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:14,873 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:14,873 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:14,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:14,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:14" (1/1) ... [2023-11-24 22:10:14,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b07743a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:14, skipping insertion in model container [2023-11-24 22:10:14,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:14" (1/1) ... [2023-11-24 22:10:14,913 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:15,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:15,178 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:15,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:15,222 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:15,222 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:15,231 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:15,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15 WrapperNode [2023-11-24 22:10:15,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:15,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:15,234 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:15,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:15,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,256 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,279 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-24 22:10:15,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:15,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:15,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:15,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:15,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,297 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,313 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,318 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,323 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:15,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:15,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:15,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:15,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:15" (1/1) ... [2023-11-24 22:10:15,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:15,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:15,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:15,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:15,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:15,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:15,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:10:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 22:10:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 22:10:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:10:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:10:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:10:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:10:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:10:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:10:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:10:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:10:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:10:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 22:10:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 22:10:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:10:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:10:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:10:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:15,432 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:10:15,564 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:15,566 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:15,942 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:16,189 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~tmp~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:10:16,198 INFO L158 Benchmark]: Toolchain (without parser) took 1324.75ms. Allocated memory is still 151.0MB. Free memory was 107.0MB in the beginning and 56.8MB in the end (delta: 50.2MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-24 22:10:16,198 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:16,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.56ms. Allocated memory is still 151.0MB. Free memory was 106.5MB in the beginning and 94.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:10:16,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.30ms. Allocated memory is still 151.0MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:16,202 INFO L158 Benchmark]: Boogie Preprocessor took 53.09ms. Allocated memory is still 151.0MB. Free memory was 92.4MB in the beginning and 90.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:16,203 INFO L158 Benchmark]: RCFGBuilder took 860.97ms. Allocated memory is still 151.0MB. Free memory was 90.8MB in the beginning and 56.8MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 22:10:16,207 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 63.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.56ms. Allocated memory is still 151.0MB. Free memory was 106.5MB in the beginning and 94.0MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.30ms. Allocated memory is still 151.0MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.09ms. Allocated memory is still 151.0MB. Free memory was 92.4MB in the beginning and 90.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 860.97ms. Allocated memory is still 151.0MB. Free memory was 90.8MB in the beginning and 56.8MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~tmp~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret5 && #t~ret5 <= 2147483647;~tmp~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:10:16,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/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_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:19,012 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:19,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:10:19,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:19,233 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:19,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:19,235 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:19,236 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:19,237 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:19,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:19,244 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:19,244 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:19,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:19,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:19,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:19,248 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:19,248 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:10:19,249 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:10:19,249 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:10:19,251 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:10:19,251 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:19,252 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:19,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:19,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:19,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:19,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:19,254 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:19,255 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:10:19,255 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:10:19,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:19,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:19,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:19,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:19,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:19,259 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:10:19,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:10:19,259 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:19,260 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:10:19,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:10:19,261 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_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 [2023-11-24 22:10:19,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:19,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:19,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:19,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:19,755 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:19,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-24 22:10:22,911 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:23,208 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:23,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-24 22:10:23,218 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/data/eb87b45ac/667ece59ecac4173bb0876e7c6fd62b0/FLAG6fa495cfd [2023-11-24 22:10:23,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/data/eb87b45ac/667ece59ecac4173bb0876e7c6fd62b0 [2023-11-24 22:10:23,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:23,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:23,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:23,241 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:23,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:23,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4138ccad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23, skipping insertion in model container [2023-11-24 22:10:23,249 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:23,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:23,614 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:10:23,625 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:23,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:23,695 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:23,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:23,781 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:23,781 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:23,790 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:23,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23 WrapperNode [2023-11-24 22:10:23,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:23,793 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:23,793 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:23,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:23,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,882 INFO L138 Inliner]: procedures = 27, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-24 22:10:23,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:23,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:23,884 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:23,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:23,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,961 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,981 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:23,983 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:23,983 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:23,983 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:23,984 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:23" (1/1) ... [2023-11-24 22:10:23,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:24,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:24,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:24,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:24,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:10:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:24,090 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-24 22:10:24,091 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-24 22:10:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:10:24,091 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:10:24,091 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:10:24,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:10:24,092 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:10:24,092 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:10:24,094 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:10:24,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:10:24,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:10:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-24 22:10:24,096 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-24 22:10:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:10:24,096 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:10:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:10:24,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:24,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:24,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:24,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:10:24,101 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:10:24,296 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:24,299 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:24,729 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:24,946 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~tmp~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:10:24,953 INFO L158 Benchmark]: Toolchain (without parser) took 1713.45ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 47.2MB in the beginning and 34.6MB in the end (delta: 12.5MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:24,954 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:24,955 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.08ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 32.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:10:24,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.46ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 32.3MB in the beginning and 77.2MB in the end (delta: -44.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-24 22:10:24,958 INFO L158 Benchmark]: Boogie Preprocessor took 97.52ms. Allocated memory is still 98.6MB. Free memory was 77.2MB in the beginning and 75.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:24,959 INFO L158 Benchmark]: RCFGBuilder took 968.72ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 34.6MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-24 22:10:24,968 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 71.3MB. Free memory is still 47.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.08ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 32.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.46ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 32.3MB in the beginning and 77.2MB in the end (delta: -44.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.52ms. Allocated memory is still 98.6MB. Free memory was 77.2MB in the beginning and 75.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 968.72ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 34.6MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~tmp~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~tmp~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:10:25,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e3719d6-aa5a-459e-bf4e-a205ebd68f3a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~tmp~0 := #t~ret5;havoc #t~mem2;havoc #t~mem3;havoc #t~ret4;havoc #t~ret5;). Is there illegal control flow (e.g. loops) within an atomic block?