./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3 --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 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:36:15,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:36:15,446 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:36:15,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:36:15,454 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:36:15,488 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:36:15,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:36:15,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:36:15,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:36:15,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:36:15,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:36:15,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:36:15,492 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:36:15,492 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:36:15,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:36:15,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:36:15,493 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:36:15,493 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:36:15,493 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:36:15,493 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:36:15,493 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:36:15,493 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:36:15,494 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:36:15,494 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:36:15,494 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:36:15,494 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:36:15,495 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:36:15,495 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:36:15,495 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:36:15,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:36:15,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:36:15,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:36:15,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:36:15,496 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:36:15,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:36:15,497 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_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c [2024-11-25 02:36:15,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:36:15,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:36:15,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:36:15,838 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:36:15,839 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:36:15,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2024-11-25 02:36:18,696 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data/4acadd3c0/e5591dbd5f2d401b81aad850cb1b7deb/FLAG6fcd271ee [2024-11-25 02:36:18,970 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:36:18,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2024-11-25 02:36:18,981 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data/4acadd3c0/e5591dbd5f2d401b81aad850cb1b7deb/FLAG6fcd271ee [2024-11-25 02:36:19,032 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data/4acadd3c0/e5591dbd5f2d401b81aad850cb1b7deb [2024-11-25 02:36:19,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:36:19,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:36:19,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:36:19,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:36:19,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:36:19,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6a2b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19, skipping insertion in model container [2024-11-25 02:36:19,058 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:36:19,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:36:19,358 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:36:19,406 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:36:19,432 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:36:19,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19 WrapperNode [2024-11-25 02:36:19,433 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:36:19,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:36:19,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:36:19,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:36:19,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,453 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,482 INFO L138 Inliner]: procedures = 26, calls = 68, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 91 [2024-11-25 02:36:19,482 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:36:19,482 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:36:19,482 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:36:19,483 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:36:19,492 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,516 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,532 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,533 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,539 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:36:19,541 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:36:19,541 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:36:19,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:36:19,542 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:19" (1/1) ... [2024-11-25 02:36:19,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:36:19,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:36:19,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:36:19,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:36:19,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:36:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:36:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 02:36:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 02:36:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:36:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 02:36:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 02:36:19,609 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 02:36:19,609 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 02:36:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 02:36:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 02:36:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-25 02:36:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-25 02:36:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:36:19,610 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:36:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:36:19,610 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-25 02:36:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-25 02:36:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:36:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:36:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:36:19,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:36:19,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:36:19,613 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:36:19,739 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:36:19,741 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:36:20,381 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:36:20,382 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:36:20,672 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: #t~post3 := ~q1_back~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~q1_back~0 := 1 + #t~post3;havoc #t~post3;). 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:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:36:20,682 INFO L158 Benchmark]: Toolchain (without parser) took 1635.71ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 95.0MB in the beginning and 284.9MB in the end (delta: -189.9MB). Peak memory consumption was 63.1MB. Max. memory is 16.1GB. [2024-11-25 02:36:20,682 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:36:20,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 386.78ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 82.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:36:20,683 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.36ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:36:20,683 INFO L158 Benchmark]: Boogie Preprocessor took 56.64ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:36:20,684 INFO L158 Benchmark]: RCFGBuilder took 1135.46ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 78.8MB in the beginning and 284.9MB in the end (delta: -206.1MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2024-11-25 02:36:20,688 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 386.78ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 82.0MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.36ms. Allocated memory is still 117.4MB. Free memory was 82.0MB in the beginning and 80.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.64ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1135.46ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 78.8MB in the beginning and 284.9MB in the end (delta: -206.1MB). Peak memory consumption was 46.4MB. 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: #t~post3 := ~q1_back~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~q1_back~0 := 1 + #t~post3;havoc #t~post3;). 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: #t~post3 := ~q1_back~0;assume 1 + #t~post3 >= -2147483648;assume 1 + #t~post3 <= 2147483647;~q1_back~0 := 1 + #t~post3;havoc #t~post3;). 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. [2024-11-25 02:36:20,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3 --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 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:36:23,326 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:36:23,440 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 02:36:23,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:36:23,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:36:23,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:36:23,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:36:23,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:36:23,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:36:23,495 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:36:23,496 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:36:23,496 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:36:23,496 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:36:23,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:36:23,496 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:36:23,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:36:23,496 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:36:23,496 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:36:23,496 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:36:23,497 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:36:23,497 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:36:23,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:36:23,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:36:23,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:36:23,499 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:36:23,499 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:36:23,499 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:36:23,499 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:36:23,499 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:36:23,499 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_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8dbd267b0e0821e8d358e8d234024d8e484ea32431972ed8b70b87052179a50c [2024-11-25 02:36:23,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:36:23,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:36:23,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:36:23,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:36:23,847 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:36:23,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2024-11-25 02:36:26,793 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data/08a3a6f38/f6ff9f3546504e96a47529076a562ce4/FLAGc2ba6864a [2024-11-25 02:36:27,095 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:36:27,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/sv-benchmarks/c/weaver/popl20-more-buffer-series.wvr.c [2024-11-25 02:36:27,115 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data/08a3a6f38/f6ff9f3546504e96a47529076a562ce4/FLAGc2ba6864a [2024-11-25 02:36:27,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/data/08a3a6f38/f6ff9f3546504e96a47529076a562ce4 [2024-11-25 02:36:27,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:36:27,154 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:36:27,156 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:36:27,157 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:36:27,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:36:27,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5970ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27, skipping insertion in model container [2024-11-25 02:36:27,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:36:27,490 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 02:36:27,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:36:27,526 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:36:27,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:36:27,591 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:36:27,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27 WrapperNode [2024-11-25 02:36:27,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:36:27,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:36:27,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:36:27,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:36:27,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,613 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,633 INFO L138 Inliner]: procedures = 28, calls = 68, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-11-25 02:36:27,633 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:36:27,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:36:27,634 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:36:27,634 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:36:27,641 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,646 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,646 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,660 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:36:27,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:36:27,675 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:36:27,675 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:36:27,676 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:36:27" (1/1) ... [2024-11-25 02:36:27,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:36:27,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:36:27,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:36:27,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:36:27,747 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:36:27,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:36:27,747 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 02:36:27,748 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 02:36:27,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:36:27,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 02:36:27,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 02:36:27,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 02:36:27,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 02:36:27,748 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 02:36:27,748 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 02:36:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-25 02:36:27,749 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-25 02:36:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:36:27,749 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:36:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-25 02:36:27,749 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-25 02:36:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:36:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:36:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:36:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:36:27,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:36:27,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 02:36:27,752 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:36:27,880 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:36:27,883 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:36:28,606 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:36:28,607 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:36:28,980 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: #t~post3 := ~q1_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~q1_back~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). 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:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:36:28,990 INFO L158 Benchmark]: Toolchain (without parser) took 1834.56ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 74.9MB in the end (delta: 18.6MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2024-11-25 02:36:28,993 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:36:28,994 INFO L158 Benchmark]: CACSL2BoogieTranslator took 437.57ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 79.3MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:36:28,994 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.86ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:36:28,994 INFO L158 Benchmark]: Boogie Preprocessor took 39.92ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:36:28,995 INFO L158 Benchmark]: RCFGBuilder took 1312.13ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.9MB in the end (delta: 1.1MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2024-11-25 02:36:29,000 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 437.57ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 79.3MB in the end (delta: 14.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.86ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.92ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.0MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1312.13ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 74.9MB in the end (delta: 1.1MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post3 := ~q1_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~q1_back~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). 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: #t~post3 := ~q1_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~q1_back~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). 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. [2024-11-25 02:36:29,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b99fc3a2-9b62-43a2-b8bd-d3d83462b15b/bin/ukojak-verify-ENZ3QT5qd3/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: #t~post3 := ~q1_back~0;assume ~bvsle~33(6442450944bv33, ~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)));assume ~bvsle~33(~bvadd~33(1bv33, ~sign_extend~33~32(#t~post3)), 2147483647bv33);~q1_back~0 := ~bvadd~32(1bv32, #t~post3);havoc #t~post3;). Is there illegal control flow (e.g. loops) within an atomic block?