./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b --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 d2c89f010e0f73e8ba7e81bb150b82b70d39c0827c0d616dd2c3347839d51e01 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:22:11,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:22:11,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:22:11,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:22:11,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:22:11,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:22:11,406 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:22:11,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:22:11,407 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:22:11,407 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:22:11,407 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:22:11,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:22:11,407 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:22:11,407 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:22:11,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:22:11,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:22:11,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:22:11,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:22:11,408 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:22:11,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:22:11,409 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:22:11,409 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:22:11,409 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:22:11,409 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:22:11,409 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:22:11,409 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_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b 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 -> d2c89f010e0f73e8ba7e81bb150b82b70d39c0827c0d616dd2c3347839d51e01 [2024-12-06 00:22:11,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:22:11,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:22:11,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:22:11,659 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:22:11,659 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:22:11,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2024-12-06 00:22:14,260 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data/b9ccb0826/429bf5b9f4294b159e3b2104b9e1d679/FLAG4feefecc9 [2024-12-06 00:22:14,466 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:22:14,467 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2024-12-06 00:22:14,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data/b9ccb0826/429bf5b9f4294b159e3b2104b9e1d679/FLAG4feefecc9 [2024-12-06 00:22:14,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data/b9ccb0826/429bf5b9f4294b159e3b2104b9e1d679 [2024-12-06 00:22:14,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:22:14,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:22:14,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:22:14,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:22:14,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:22:14,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:22:14" (1/1) ... [2024-12-06 00:22:14,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@270d1ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:14, skipping insertion in model container [2024-12-06 00:22:14,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:22:14" (1/1) ... [2024-12-06 00:22:14,862 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:22:14,990 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_54788e46-964a-40bc-b90e-7530dfd24906/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3451,3464] [2024-12-06 00:22:14,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:22:15,006 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:22:15,026 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_54788e46-964a-40bc-b90e-7530dfd24906/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3451,3464] [2024-12-06 00:22:15,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:22:15,041 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:22:15,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15 WrapperNode [2024-12-06 00:22:15,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:22:15,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:22:15,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:22:15,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:22:15,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,053 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,068 INFO L138 Inliner]: procedures = 24, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 76 [2024-12-06 00:22:15,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:22:15,069 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:22:15,069 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:22:15,069 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:22:15,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,077 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,083 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,089 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:22:15,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:22:15,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:22:15,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:22:15,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:22:15,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:22:15,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:22:15,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:22:15,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:22:15,138 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 00:22:15,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 00:22:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 00:22:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:22:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-12-06 00:22:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:22:15,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:22:15,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:22:15,141 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 00:22:15,222 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:22:15,224 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:22:15,449 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:22:15,449 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:22:15,519 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~mem4;#t~post5 := ~q1_back~0;~q1_back~0 := 1 + #t~post5;havoc #t~post5;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:22:15,523 INFO L158 Benchmark]: Toolchain (without parser) took 678.27ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 78.4MB in the end (delta: 39.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 00:22:15,523 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.4MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:15,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.14ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 104.5MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:22:15,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.74ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.4MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:22:15,524 INFO L158 Benchmark]: Boogie Preprocessor took 23.29ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 102.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:15,524 INFO L158 Benchmark]: RCFGBuilder took 428.98ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 78.6MB in the end (delta: 23.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:22:15,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.4MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.14ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 104.5MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.74ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.4MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.29ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 102.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 428.98ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 78.6MB in the end (delta: 23.3MB). Peak memory consumption was 8.4MB. 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: havoc #t~mem4;#t~post5 := ~q1_back~0;~q1_back~0 := 1 + #t~post5;havoc #t~post5;). 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~mem4;#t~post5 := ~q1_back~0;~q1_back~0 := 1 + #t~post5;havoc #t~post5;). 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. [2024-12-06 00:22:15,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/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_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b --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 d2c89f010e0f73e8ba7e81bb150b82b70d39c0827c0d616dd2c3347839d51e01 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:22:17,384 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:22:17,454 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 00:22:17,481 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:22:17,482 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:22:17,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:22:17,482 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:22:17,482 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:22:17,482 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:22:17,483 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:22:17,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:22:17,484 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:22:17,484 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:22:17,484 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:22:17,484 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:22:17,484 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:22:17,484 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:22:17,484 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:22:17,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:22:17,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:22:17,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:22:17,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:22:17,485 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:22:17,485 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:22:17,485 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:22:17,485 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:22:17,485 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_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b 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 -> d2c89f010e0f73e8ba7e81bb150b82b70d39c0827c0d616dd2c3347839d51e01 [2024-12-06 00:22:17,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:22:17,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:22:17,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:22:17,713 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:22:17,713 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:22:17,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2024-12-06 00:22:20,404 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data/0ca6b4c87/e8288a44cfbc4410905c0f0cf78a3c98/FLAGd58059108 [2024-12-06 00:22:20,582 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:22:20,583 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c [2024-12-06 00:22:20,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data/0ca6b4c87/e8288a44cfbc4410905c0f0cf78a3c98/FLAGd58059108 [2024-12-06 00:22:20,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/data/0ca6b4c87/e8288a44cfbc4410905c0f0cf78a3c98 [2024-12-06 00:22:20,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:22:20,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:22:20,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:22:20,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:22:20,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:22:20,614 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,615 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f2e9b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20, skipping insertion in model container [2024-12-06 00:22:20,615 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,630 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:22:20,792 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_54788e46-964a-40bc-b90e-7530dfd24906/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3451,3464] [2024-12-06 00:22:20,798 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:22:20,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:22:20,811 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:22:20,835 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_54788e46-964a-40bc-b90e-7530dfd24906/sv-benchmarks/c/weaver/popl20-queue-add-3.wvr.c[3451,3464] [2024-12-06 00:22:20,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:22:20,853 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:22:20,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20 WrapperNode [2024-12-06 00:22:20,853 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:22:20,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:22:20,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:22:20,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:22:20,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,868 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,882 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 71 [2024-12-06 00:22:20,882 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:22:20,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:22:20,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:22:20,883 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:22:20,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,901 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,902 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,905 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,907 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,908 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,910 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:22:20,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:22:20,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:22:20,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:22:20,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:20" (1/1) ... [2024-12-06 00:22:20,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:22:20,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:22:20,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:22:20,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:22:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:22:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:22:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-12-06 00:22:20,967 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-12-06 00:22:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 00:22:20,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 00:22:20,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 00:22:20,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:22:20,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:22:20,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:22:20,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:22:20,970 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 00:22:21,056 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:22:21,058 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:22:21,307 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 00:22:21,307 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:22:21,391 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~mem4;#t~post5 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post5);havoc #t~post5;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 00:22:21,396 INFO L158 Benchmark]: Toolchain (without parser) took 787.90ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 56.9MB in the end (delta: 12.8MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-12-06 00:22:21,397 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:21,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.35ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 56.5MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:22:21,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.36ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:21,398 INFO L158 Benchmark]: Boogie Preprocessor took 27.15ms. Allocated memory is still 92.3MB. Free memory was 55.2MB in the beginning and 53.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:21,398 INFO L158 Benchmark]: RCFGBuilder took 484.20ms. Allocated memory is still 92.3MB. Free memory was 53.7MB in the beginning and 56.9MB in the end (delta: -3.2MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-06 00:22:21,400 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.35ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 56.5MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.36ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 55.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.15ms. Allocated memory is still 92.3MB. Free memory was 55.2MB in the beginning and 53.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 484.20ms. Allocated memory is still 92.3MB. Free memory was 53.7MB in the beginning and 56.9MB in the end (delta: -3.2MB). Peak memory consumption was 20.1MB. 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~mem4;#t~post5 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post5);havoc #t~post5;). 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~mem4;#t~post5 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post5);havoc #t~post5;). 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. [2024-12-06 00:22:21,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54788e46-964a-40bc-b90e-7530dfd24906/bin/ukojak-verify-CZk0znPC7b/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~mem4;#t~post5 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post5);havoc #t~post5;). Is there illegal control flow (e.g. loops) within an atomic block?