./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:35:24,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:35:24,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:35:24,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:35:24,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:35:24,380 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:35:24,381 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:35:24,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:35:24,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:35:24,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:35:24,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:35:24,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:35:24,382 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:35:24,382 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:35:24,382 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:35:24,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:35:24,382 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:35:24,382 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:35:24,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:35:24,384 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:35:24,384 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:35:24,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:35:24,385 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:35:24,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:35:24,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:35:24,385 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:35:24,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:35:24,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:24,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:35:24,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:35:24,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:35:24,386 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:35:24,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:35:24,387 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) 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 -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2024-11-13 22:35:24,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:35:24,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:35:24,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:35:24,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:35:24,715 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:35:24,716 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c Unable to find full path for "g++" [2024-11-13 22:35:26,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:35:27,050 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:35:27,051 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2024-11-13 22:35:27,062 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/data/8166152cf/85f496b5a4f345a483dc60883c705e47/FLAG4ec51ec8c [2024-11-13 22:35:27,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/data/8166152cf/85f496b5a4f345a483dc60883c705e47 [2024-11-13 22:35:27,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:35:27,080 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:35:27,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:27,083 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:35:27,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:35:27,089 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,090 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2457356c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27, skipping insertion in model container [2024-11-13 22:35:27,090 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,108 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:35:27,296 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4270,4283] [2024-11-13 22:35:27,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:27,318 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:35:27,350 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4270,4283] [2024-11-13 22:35:27,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:27,370 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:35:27,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27 WrapperNode [2024-11-13 22:35:27,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:27,372 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:27,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:35:27,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:35:27,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,409 INFO L138 Inliner]: procedures = 26, calls = 60, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 90 [2024-11-13 22:35:27,411 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:27,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:35:27,412 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:35:27,412 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:35:27,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,431 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,446 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,449 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,452 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:35:27,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:35:27,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:35:27,453 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:35:27,454 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:27" (1/1) ... [2024-11-13 22:35:27,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:27,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:35:27,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:35:27,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:35:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:35:27,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:35:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 22:35:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 22:35:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:35:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 22:35:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 22:35:27,539 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 22:35:27,539 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 22:35:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 22:35:27,540 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 22:35:27,540 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 22:35:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 22:35:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:35:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:35:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:35:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 22:35:27,541 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 22:35:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:35:27,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:35:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:35:27,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:35:27,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:35:27,543 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 22:35:27,687 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:35:27,689 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:35:28,134 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:35:28,134 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:35:28,245 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := 1 + #t~post2;havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:35:28,254 INFO L158 Benchmark]: Toolchain (without parser) took 1173.71ms. Allocated memory is still 142.6MB. Free memory was 119.2MB in the beginning and 75.7MB in the end (delta: 43.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:35:28,255 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:28,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.48ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 105.8MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:35:28,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.25ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:35:28,257 INFO L158 Benchmark]: Boogie Preprocessor took 39.84ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:28,258 INFO L158 Benchmark]: RCFGBuilder took 799.74ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 75.7MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:35:28,262 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 79.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.48ms. Allocated memory is still 142.6MB. Free memory was 118.9MB in the beginning and 105.8MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.25ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.84ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 799.74ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 75.7MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := 1 + #t~post2;havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := 1 + #t~post2;havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:35:28,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:35:31,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:35:31,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:35:31,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:35:31,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:35:31,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:35:31,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:35:31,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:35:31,314 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:35:31,314 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:35:31,315 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:35:31,315 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:35:31,315 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:35:31,315 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:35:31,316 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:35:31,316 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:35:31,317 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:35:31,317 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:35:31,317 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:35:31,317 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:35:31,318 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:35:31,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:35:31,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:35:31,318 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:35:31,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:35:31,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:35:31,318 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:31,318 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:35:31,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:35:31,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:31,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:35:31,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:35:31,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:35:31,319 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:35:31,319 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:35:31,319 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:35:31,319 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm 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 ! call(reach_error())) ) 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 -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2024-11-13 22:35:31,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:35:31,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:35:31,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:35:31,639 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:35:31,640 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:35:31,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c Unable to find full path for "g++" [2024-11-13 22:35:33,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:35:33,941 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:35:33,944 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2024-11-13 22:35:33,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/data/08d66f7f8/9ececa4de7db41a1a8acdd258802de0e/FLAG00b689047 [2024-11-13 22:35:33,979 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/data/08d66f7f8/9ececa4de7db41a1a8acdd258802de0e [2024-11-13 22:35:33,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:35:33,985 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:35:33,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:33,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:35:33,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:35:33,995 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:33" (1/1) ... [2024-11-13 22:35:33,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@266a1bf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:33, skipping insertion in model container [2024-11-13 22:35:33,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:33" (1/1) ... [2024-11-13 22:35:34,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:35:34,280 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4270,4283] [2024-11-13 22:35:34,290 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:35:34,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:34,316 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:35:34,363 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4270,4283] [2024-11-13 22:35:34,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:34,396 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:35:34,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34 WrapperNode [2024-11-13 22:35:34,397 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:34,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:34,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:35:34,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:35:34,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,447 INFO L138 Inliner]: procedures = 28, calls = 60, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 84 [2024-11-13 22:35:34,451 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:34,451 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:35:34,451 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:35:34,451 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:35:34,458 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,468 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:35:34,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:35:34,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:35:34,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:35:34,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:34" (1/1) ... [2024-11-13 22:35:34,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:34,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:35:34,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:35:34,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:35:34,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:35:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:35:34,585 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-13 22:35:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-13 22:35:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:35:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 22:35:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 22:35:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 22:35:34,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 22:35:34,586 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-13 22:35:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-13 22:35:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-13 22:35:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-13 22:35:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 22:35:34,587 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 22:35:34,587 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-13 22:35:34,588 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-13 22:35:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 22:35:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 22:35:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 22:35:34,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:35:34,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:35:34,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:35:34,590 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 22:35:34,771 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:35:34,773 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:35:35,242 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 22:35:35,242 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:35:35,399 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:35:35,406 INFO L158 Benchmark]: Toolchain (without parser) took 1419.57ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 52.1MB in the end (delta: 8.3MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-11-13 22:35:35,409 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:35,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.36ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 46.6MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:35:35,411 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.60ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 45.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:35,411 INFO L158 Benchmark]: Boogie Preprocessor took 56.37ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:35:35,411 INFO L158 Benchmark]: RCFGBuilder took 894.61ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 52.1MB in the end (delta: -8.6MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-13 22:35:35,415 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.36ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 46.6MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.60ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 45.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.37ms. Allocated memory is still 83.9MB. Free memory was 45.0MB in the beginning and 43.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 894.61ms. Allocated memory is still 83.9MB. Free memory was 43.5MB in the beginning and 52.1MB in the end (delta: -8.6MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:35:35,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dccf0c0-896d-4f8f-9e80-b120a341431c/bin/ukojak-verify-EEHR8qb7sm/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: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?