./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 527bcce2 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_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/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_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2 --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-527bcce [2023-11-21 18:36:51,519 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:51,637 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:36:51,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:36:51,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:36:51,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:51,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:51,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:51,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:51,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:51,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:51,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:51,693 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:36:51,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:36:51,695 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:36:51,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:51,696 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:51,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:51,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:51,697 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:51,698 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:51,699 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:36:51,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:51,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:51,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:51,701 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:51,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:51,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:51,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:51,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:51,704 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:51,704 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:51,705 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:36:51,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:36:51,705 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:51,706 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_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 [2023-11-21 18:36:51,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:36:52,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:36:52,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:36:52,010 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:36:52,010 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:36:52,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-21 18:36:55,356 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:36:55,602 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:36:55,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-21 18:36:55,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/data/eac66f452/0e1fcfa9b5244316bbbc22c07e782c7a/FLAG19eddffa7 [2023-11-21 18:36:55,628 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/data/eac66f452/0e1fcfa9b5244316bbbc22c07e782c7a [2023-11-21 18:36:55,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:36:55,632 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:36:55,634 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:55,634 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:36:55,639 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:36:55,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:55,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f6f7e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55, skipping insertion in model container [2023-11-21 18:36:55,642 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:55,671 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:36:55,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:55,911 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:36:55,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:36:55,954 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:55,954 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:36:55,963 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:36:55,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55 WrapperNode [2023-11-21 18:36:55,964 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:36:55,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:55,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:36:55,966 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:36:55,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:55,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,004 INFO L138 Inliner]: procedures = 25, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-21 18:36:56,004 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:36:56,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:36:56,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:36:56,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:36:56,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,044 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,056 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:36:56,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:36:56,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:36:56,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:36:56,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:55" (1/1) ... [2023-11-21 18:36:56,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:56,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:36:56,121 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:36:56,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:36:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:36:56,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:36:56,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:36:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-21 18:36:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-21 18:36:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:36:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:36:56,173 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:36:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:36:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:36:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:36:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:36:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:36:56,174 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:36:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:36:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-21 18:36:56,175 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-21 18:36:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:36:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:36:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:36:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:36:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:36:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:36:56,180 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:36:56,367 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:36:56,371 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:36:56,791 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:36:56,943 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:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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) [2023-11-21 18:36:56,947 INFO L158 Benchmark]: Toolchain (without parser) took 1314.48ms. Allocated memory is still 195.0MB. Free memory was 147.7MB in the beginning and 97.4MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-21 18:36:56,948 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:56,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.97ms. Allocated memory is still 195.0MB. Free memory was 147.1MB in the beginning and 135.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:36:56,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.30ms. Allocated memory is still 195.0MB. Free memory was 135.1MB in the beginning and 133.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:36:56,950 INFO L158 Benchmark]: Boogie Preprocessor took 64.81ms. Allocated memory is still 195.0MB. Free memory was 133.0MB in the beginning and 131.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:36:56,951 INFO L158 Benchmark]: RCFGBuilder took 874.59ms. Allocated memory is still 195.0MB. Free memory was 131.5MB in the beginning and 97.4MB in the end (delta: 34.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 18:36:56,953 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 146.8MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.97ms. Allocated memory is still 195.0MB. Free memory was 147.1MB in the beginning and 135.1MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.30ms. Allocated memory is still 195.0MB. Free memory was 135.1MB in the beginning and 133.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.81ms. Allocated memory is still 195.0MB. Free memory was 133.0MB in the beginning and 131.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 874.59ms. Allocated memory is still 195.0MB. Free memory was 131.5MB in the beginning and 97.4MB in the end (delta: 34.2MB). Peak memory consumption was 35.7MB. 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:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:36:56,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/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_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2 --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-527bcce [2023-11-21 18:36:59,583 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:36:59,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:36:59,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:36:59,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:36:59,706 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:36:59,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:36:59,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:36:59,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:36:59,708 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:36:59,709 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:36:59,709 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:36:59,710 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:36:59,710 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:36:59,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:36:59,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:36:59,717 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:36:59,721 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:36:59,722 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:36:59,722 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:36:59,724 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:36:59,724 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:36:59,724 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:36:59,725 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:36:59,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:36:59,726 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:36:59,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:36:59,726 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:59,727 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:36:59,727 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:36:59,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:36:59,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:36:59,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:36:59,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:36:59,730 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:36:59,730 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:36:59,730 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:36:59,730 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:36:59,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:36:59,731 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_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37988a2d341c7c9f3fcf434d412d9132bef9023d4105c08959698de2759206e2 [2023-11-21 18:37:00,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:37:00,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:37:00,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:37:00,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:37:00,161 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:37:00,163 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-21 18:37:03,501 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:37:03,758 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:37:03,759 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/sv-benchmarks/c/weaver/popl20-more-array-sum.wvr.c [2023-11-21 18:37:03,772 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/data/0f67a8d58/e2683b25bb594099884de531fc0ff7d5/FLAG668243b35 [2023-11-21 18:37:03,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/data/0f67a8d58/e2683b25bb594099884de531fc0ff7d5 [2023-11-21 18:37:03,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:37:03,804 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:37:03,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:03,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:37:03,813 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:37:03,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:03" (1/1) ... [2023-11-21 18:37:03,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216c9d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:03, skipping insertion in model container [2023-11-21 18:37:03,818 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:37:03" (1/1) ... [2023-11-21 18:37:03,854 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:37:04,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:04,175 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:37:04,195 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:37:04,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:04,243 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:37:04,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:37:04,310 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:37:04,311 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:37:04,320 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:37:04,321 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04 WrapperNode [2023-11-21 18:37:04,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:37:04,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:04,323 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:37:04,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:37:04,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,370 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,403 INFO L138 Inliner]: procedures = 27, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-21 18:37:04,404 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:37:04,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:37:04,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:37:04,406 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:37:04,416 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,440 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,479 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,481 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:37:04,494 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:37:04,494 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:37:04,494 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:37:04,495 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:37:04" (1/1) ... [2023-11-21 18:37:04,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:37:04,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:37:04,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:37:04,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:37:04,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:37:04,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:37:04,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:37:04,585 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-21 18:37:04,585 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-21 18:37:04,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:37:04,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:37:04,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:37:04,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:37:04,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:37:04,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:37:04,589 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:37:04,589 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:37:04,590 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:37:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-21 18:37:04,590 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-21 18:37:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:37:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:37:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:37:04,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:37:04,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:37:04,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:37:04,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:37:04,616 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:37:04,802 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:37:04,804 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:37:05,435 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:37:05,590 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:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:295) 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) [2023-11-21 18:37:05,595 INFO L158 Benchmark]: Toolchain (without parser) took 1790.34ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 60.1MB in the beginning and 72.7MB in the end (delta: -12.6MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2023-11-21 18:37:05,595 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 58.0MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:37:05,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 513.25ms. Allocated memory is still 81.8MB. Free memory was 59.9MB in the beginning and 45.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:37:05,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.63ms. Allocated memory is still 81.8MB. Free memory was 45.0MB in the beginning and 43.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:37:05,598 INFO L158 Benchmark]: Boogie Preprocessor took 87.51ms. Allocated memory is still 81.8MB. Free memory was 43.3MB in the beginning and 41.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:37:05,598 INFO L158 Benchmark]: RCFGBuilder took 1099.33ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 41.3MB in the beginning and 72.7MB in the end (delta: -31.4MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-11-21 18:37:05,602 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory was 58.0MB in the beginning and 58.0MB in the end (delta: 83.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 513.25ms. Allocated memory is still 81.8MB. Free memory was 59.9MB in the beginning and 45.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.63ms. Allocated memory is still 81.8MB. Free memory was 45.0MB in the beginning and 43.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 87.51ms. Allocated memory is still 81.8MB. Free memory was 43.3MB in the beginning and 41.3MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1099.33ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 41.3MB in the beginning and 72.7MB in the end (delta: -31.4MB). Peak memory consumption was 11.7MB. 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:332) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:37:05,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66aa4fc4-8423-4094-b5ce-956cbe23115e/bin/ukojak-verify-i0I2FZA1j2/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?