./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:11,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:11,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:05:11,370 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:11,371 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:11,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:11,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:11,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:11,419 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:11,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:11,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:11,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:11,421 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:11,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:11,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:11,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:11,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:11,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:11,424 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:11,425 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:11,425 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:11,429 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:11,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:11,430 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:11,431 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:11,431 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:11,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:11,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:11,432 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:11,433 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:11,433 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:11,433 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:11,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:11,434 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:11,434 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_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e [2023-11-12 00:05:11,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:11,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:11,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:11,771 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:11,772 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:11,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2023-11-12 00:05:14,866 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:15,102 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:15,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2023-11-12 00:05:15,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/data/912a2539e/dc2bb99c619746f8b96d988802655ef2/FLAG772bf85b0 [2023-11-12 00:05:15,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/data/912a2539e/dc2bb99c619746f8b96d988802655ef2 [2023-11-12 00:05:15,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:15,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:15,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:15,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:15,223 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:15,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d486b2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15, skipping insertion in model container [2023-11-12 00:05:15,229 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,278 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:15,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:15,564 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:15,620 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:15,630 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:15,632 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:15,641 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:15,641 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15 WrapperNode [2023-11-12 00:05:15,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:15,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:15,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:15,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:15,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,710 INFO L138 Inliner]: procedures = 25, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-11-12 00:05:15,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:15,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:15,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:15,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:15,721 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,737 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,737 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,766 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,774 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:15,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:15,775 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:15,775 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:15,776 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:15" (1/1) ... [2023-11-12 00:05:15,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:15,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:15,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:15,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:15,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:05:15,865 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-12 00:05:15,865 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-12 00:05:15,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:05:15,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:05:15,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:05:15,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:05:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:05:15,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:05:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:05:15,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:05:15,867 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:05:15,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:05:15,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:05:15,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:05:15,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:05:15,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:15,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:15,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:15,871 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:05:16,020 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:16,022 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:16,564 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:17,030 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:17,030 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:05:17,031 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L59 is neither atomic block end nor a sink node. [2023-11-12 00:05:17,032 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:05:17,037 INFO L158 Benchmark]: Toolchain (without parser) took 1822.52ms. Allocated memory is still 186.6MB. Free memory was 157.6MB in the beginning and 144.4MB in the end (delta: 13.2MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2023-11-12 00:05:17,037 INFO L158 Benchmark]: CDTParser took 1.35ms. Allocated memory is still 121.6MB. Free memory is still 96.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:17,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.65ms. Allocated memory is still 186.6MB. Free memory was 157.6MB in the beginning and 144.9MB in the end (delta: 12.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:05:17,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.71ms. Allocated memory is still 186.6MB. Free memory was 144.6MB in the beginning and 142.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:17,040 INFO L158 Benchmark]: Boogie Preprocessor took 62.81ms. Allocated memory is still 186.6MB. Free memory was 142.8MB in the beginning and 140.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:17,041 INFO L158 Benchmark]: RCFGBuilder took 1260.16ms. Allocated memory is still 186.6MB. Free memory was 140.7MB in the beginning and 144.4MB in the end (delta: -3.7MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:17,044 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35ms. Allocated memory is still 121.6MB. Free memory is still 96.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.65ms. Allocated memory is still 186.6MB. Free memory was 157.6MB in the beginning and 144.9MB in the end (delta: 12.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.71ms. Allocated memory is still 186.6MB. Free memory was 144.6MB in the beginning and 142.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.81ms. Allocated memory is still 186.6MB. Free memory was 142.8MB in the beginning and 140.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1260.16ms. Allocated memory is still 186.6MB. Free memory was 140.7MB in the beginning and 144.4MB in the end (delta: -3.7MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:05:17,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:19,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:19,923 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:05:19,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:19,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:05:19,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:05:19,961 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:19,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:19,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:19,963 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:05:19,964 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:19,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:19,965 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:19,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:05:19,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:19,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:05:19,968 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:05:19,969 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:05:19,969 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:05:19,970 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:05:19,971 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:19,972 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:19,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:05:19,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:19,974 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:19,974 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:19,975 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:05:19,976 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:19,976 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:19,977 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:19,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:19,978 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:19,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:19,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:05:19,980 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:05:19,980 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:05:19,980 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:05:19,981 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:05:19,981 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:05:19,981 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_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73c55a951ef2b92a665c2c32d76e33a5a03bdbde67ee3c8e6748faf493088c7e [2023-11-12 00:05:20,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:20,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:20,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:20,396 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:20,397 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:20,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2023-11-12 00:05:23,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:23,831 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:23,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2023-11-12 00:05:23,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/data/f5555f87a/d98f4df9e46e4d469c629ec1b9fc920d/FLAG9551d86a7 [2023-11-12 00:05:23,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/data/f5555f87a/d98f4df9e46e4d469c629ec1b9fc920d [2023-11-12 00:05:23,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:23,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:23,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:23,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:23,881 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:23,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23831b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:23, skipping insertion in model container [2023-11-12 00:05:23,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:23" (1/1) ... [2023-11-12 00:05:23,929 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:24,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:24,215 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:05:24,222 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:24,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:24,269 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:24,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:24,337 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:24,337 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:05:24,345 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:24,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24 WrapperNode [2023-11-12 00:05:24,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:24,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:24,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:24,347 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:24,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,366 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,387 INFO L138 Inliner]: procedures = 27, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2023-11-12 00:05:24,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:24,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:24,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:24,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:24,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,405 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,424 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,429 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:24,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:24,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:24,434 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:24,435 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:24" (1/1) ... [2023-11-12 00:05:24,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:24,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:24,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:24,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:24,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:05:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:05:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-12 00:05:24,520 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-12 00:05:24,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:05:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:05:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:05:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:05:24,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:05:24,521 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:05:24,524 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:05:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:05:24,525 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:05:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:05:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:05:24,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:05:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:24,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:24,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:24,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:05:24,529 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:05:24,685 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:24,687 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:25,238 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:25,700 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:25,701 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:05:25,702 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L59 is neither atomic block end nor a sink node. [2023-11-12 00:05:25,703 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:05:25,710 INFO L158 Benchmark]: Toolchain (without parser) took 1837.06ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 49.5MB in the beginning and 38.6MB in the end (delta: 10.8MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2023-11-12 00:05:25,711 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 28.4MB in the beginning and 28.4MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:05:25,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.83ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 51.1MB in the end (delta: -2.0MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-11-12 00:05:25,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.96ms. Allocated memory is still 73.4MB. Free memory was 51.0MB in the beginning and 49.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:25,714 INFO L158 Benchmark]: Boogie Preprocessor took 44.93ms. Allocated memory is still 73.4MB. Free memory was 49.2MB in the beginning and 47.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:05:25,715 INFO L158 Benchmark]: RCFGBuilder took 1273.97ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 47.0MB in the beginning and 38.6MB in the end (delta: 8.4MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-11-12 00:05:25,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 52.4MB. Free memory was 28.4MB in the beginning and 28.4MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.83ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 51.1MB in the end (delta: -2.0MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.96ms. Allocated memory is still 73.4MB. Free memory was 51.0MB in the beginning and 49.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.93ms. Allocated memory is still 73.4MB. Free memory was 49.2MB in the beginning and 47.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1273.97ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 47.0MB in the beginning and 38.6MB in the end (delta: 8.4MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:05:25,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b081230-9412-46da-b79c-81728be19021/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?