./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy10.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy10.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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 58ff882a2a27d6746f141646b2befb8bb2c361fcab13fbe9966095432ec78b12 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:09,280 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:09,400 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:41:09,409 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:41:09,410 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:41:09,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:09,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:09,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:09,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:09,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:09,452 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:09,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:09,453 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:41:09,454 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:41:09,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:41:09,456 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:09,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:09,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:09,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:09,459 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:41:09,460 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:41:09,461 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:41:09,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:09,463 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:09,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:09,464 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:09,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:09,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:09,467 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:09,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:09,468 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:09,469 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:41:09,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:41:09,470 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:09,471 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_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58ff882a2a27d6746f141646b2befb8bb2c361fcab13fbe9966095432ec78b12 [2023-11-11 23:41:09,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:09,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:09,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:09,853 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:09,854 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:09,856 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/test-easy10.wvr.c [2023-11-11 23:41:14,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:14,318 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:14,318 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/sv-benchmarks/c/weaver/test-easy10.wvr.c [2023-11-11 23:41:14,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/data/eb8001e9e/23e101f2c06f434ea61022a0c84cceb8/FLAGe5f841d17 [2023-11-11 23:41:14,359 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/data/eb8001e9e/23e101f2c06f434ea61022a0c84cceb8 [2023-11-11 23:41:14,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:14,371 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:14,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:14,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:14,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:14,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6647065f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14, skipping insertion in model container [2023-11-11 23:41:14,394 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,453 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:14,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:14,739 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:14,778 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:14,790 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:14,791 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:14,801 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:14,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14 WrapperNode [2023-11-11 23:41:14,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:14,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:14,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:14,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:14,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,860 INFO L138 Inliner]: procedures = 23, calls = 85, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2023-11-11 23:41:14,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:14,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:14,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:14,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:14,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,879 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,880 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,891 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,894 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,897 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,903 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:14,904 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:14,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:14,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:14,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:14" (1/1) ... [2023-11-11 23:41:14,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:14,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:14,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:14,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:15,005 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:41:15,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:41:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:41:15,006 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:41:15,006 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:41:15,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:41:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-11 23:41:15,007 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-11 23:41:15,007 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:41:15,007 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:41:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:41:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:41:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:41:15,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:41:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:41:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:15,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:41:15,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:41:15,012 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:41:15,166 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:15,168 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:15,661 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:15,794 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:15,797 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:15,799 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-11 23:41:15,800 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:41:15,812 INFO L158 Benchmark]: Toolchain (without parser) took 1440.11ms. Allocated memory is still 182.5MB. Free memory was 136.5MB in the beginning and 100.8MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-11 23:41:15,813 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 132.1MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:15,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.22ms. Allocated memory is still 182.5MB. Free memory was 135.9MB in the beginning and 124.5MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:41:15,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.47ms. Allocated memory is still 182.5MB. Free memory was 124.5MB in the beginning and 122.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:15,817 INFO L158 Benchmark]: Boogie Preprocessor took 41.92ms. Allocated memory is still 182.5MB. Free memory was 122.4MB in the beginning and 121.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:15,819 INFO L158 Benchmark]: RCFGBuilder took 905.71ms. Allocated memory is still 182.5MB. Free memory was 121.2MB in the beginning and 100.8MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:41:15,824 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 132.1MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.22ms. Allocated memory is still 182.5MB. Free memory was 135.9MB in the beginning and 124.5MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.47ms. Allocated memory is still 182.5MB. Free memory was 124.5MB in the beginning and 122.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.92ms. Allocated memory is still 182.5MB. Free memory was 122.4MB in the beginning and 121.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 905.71ms. Allocated memory is still 182.5MB. Free memory was 121.2MB in the beginning and 100.8MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:41:15,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy10.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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 58ff882a2a27d6746f141646b2befb8bb2c361fcab13fbe9966095432ec78b12 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:19,025 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:19,120 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:41:19,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:19,209 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:19,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:19,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:19,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:19,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:19,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:19,222 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:41:19,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:41:19,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:19,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:19,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:19,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:19,227 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:41:19,228 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:41:19,229 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:41:19,229 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:41:19,230 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:41:19,230 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:41:19,231 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:19,232 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:19,232 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:19,233 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:19,233 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:41:19,234 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:41:19,234 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:41:19,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:19,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:19,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:19,238 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:19,238 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:19,239 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:41:19,239 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:41:19,240 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:19,240 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:41:19,240 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:41:19,242 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_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58ff882a2a27d6746f141646b2befb8bb2c361fcab13fbe9966095432ec78b12 [2023-11-11 23:41:19,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:19,807 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:19,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:19,812 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:19,813 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:19,815 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/test-easy10.wvr.c [2023-11-11 23:41:23,655 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:24,058 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:24,059 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/sv-benchmarks/c/weaver/test-easy10.wvr.c [2023-11-11 23:41:24,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/data/c76014136/ac8fae3351c44ced95537b79a55f1601/FLAG16ca11eb9 [2023-11-11 23:41:24,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/data/c76014136/ac8fae3351c44ced95537b79a55f1601 [2023-11-11 23:41:24,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:24,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:24,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:24,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:24,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:24,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a3be7c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24, skipping insertion in model container [2023-11-11 23:41:24,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,176 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:24,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:24,489 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:24,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:24,543 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:24,543 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:24,554 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:24,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24 WrapperNode [2023-11-11 23:41:24,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:24,557 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:24,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:24,557 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:24,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,632 INFO L138 Inliner]: procedures = 25, calls = 85, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2023-11-11 23:41:24,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:24,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:24,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:24,634 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:24,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,707 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,713 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:24,714 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:24,714 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:24,714 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:24,723 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:24" (1/1) ... [2023-11-11 23:41:24,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:24,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:24,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:24,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:24,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:41:24,905 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:41:24,905 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:41:24,906 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:41:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:41:24,906 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:41:24,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:41:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-11 23:41:24,908 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-11 23:41:24,908 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:41:24,908 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:41:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:41:24,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:41:24,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:41:24,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:41:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:24,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:41:24,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:41:24,915 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:41:25,121 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:25,124 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:25,502 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:25,647 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:25,648 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:25,649 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: $Ultimate##0 is neither atomic block end nor a sink node. [2023-11-11 23:41:25,650 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:41:25,662 INFO L158 Benchmark]: Toolchain (without parser) took 1553.72ms. Allocated memory is still 81.8MB. Free memory was 58.8MB in the beginning and 42.1MB in the end (delta: 16.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:41:25,663 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:25,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.04ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 46.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:41:25,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.66ms. Allocated memory is still 81.8MB. Free memory was 46.3MB in the beginning and 44.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:25,665 INFO L158 Benchmark]: Boogie Preprocessor took 80.03ms. Allocated memory is still 81.8MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:25,666 INFO L158 Benchmark]: RCFGBuilder took 946.48ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 42.1MB in the end (delta: 882.4kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:41:25,669 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.04ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 46.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.66ms. Allocated memory is still 81.8MB. Free memory was 46.3MB in the beginning and 44.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.03ms. Allocated memory is still 81.8MB. Free memory was 44.5MB in the beginning and 43.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 946.48ms. Allocated memory is still 81.8MB. Free memory was 43.0MB in the beginning and 42.1MB in the end (delta: 882.4kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:41:25,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b66fdcd-67b5-4f24-9cf9-d0d565e5d32d/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?