./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk --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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:44:47,125 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:44:47,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:44:47,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:44:47,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:44:47,262 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:44:47,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:44:47,264 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:44:47,264 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:44:47,265 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:44:47,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:44:47,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:44:47,267 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:44:47,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:44:47,269 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:44:47,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:44:47,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:44:47,270 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:44:47,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:44:47,271 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:44:47,275 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:44:47,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:44:47,276 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:44:47,276 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:44:47,277 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:44:47,277 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:44:47,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:44:47,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:44:47,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:44:47,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:44:47,282 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:44:47,283 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:44:47,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:44:47,283 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-11-09 00:44:47,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:44:47,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:44:47,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:44:47,580 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:44:47,581 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:44:47,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c Unable to find full path for "g++" [2024-11-09 00:44:49,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:44:49,739 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:44:49,740 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-09 00:44:49,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/data/8535467dd/096c9ff086f340a0b41c7668c51178ce/FLAGfa707a842 [2024-11-09 00:44:49,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/data/8535467dd/096c9ff086f340a0b41c7668c51178ce [2024-11-09 00:44:49,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:44:49,770 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:44:49,772 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:44:49,772 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:44:49,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:44:49,781 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:44:49" (1/1) ... [2024-11-09 00:44:49,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2925b1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:49, skipping insertion in model container [2024-11-09 00:44:49,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:44:49" (1/1) ... [2024-11-09 00:44:49,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:44:50,027 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_0d82d559-e49e-44f5-bec9-87f74f95e797/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3654,3667] [2024-11-09 00:44:50,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:44:50,054 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:44:50,082 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_0d82d559-e49e-44f5-bec9-87f74f95e797/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3654,3667] [2024-11-09 00:44:50,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:44:50,104 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:44:50,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50 WrapperNode [2024-11-09 00:44:50,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:44:50,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:44:50,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:44:50,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:44:50,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,144 INFO L138 Inliner]: procedures = 25, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 83 [2024-11-09 00:44:50,145 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:44:50,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:44:50,146 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:44:50,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:44:50,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,158 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,171 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,173 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:44:50,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:44:50,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:44:50,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:44:50,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:50" (1/1) ... [2024-11-09 00:44:50,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:44:50,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:44:50,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:44:50,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:44:50,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:44:50,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 00:44:50,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 00:44:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 00:44:50,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 00:44:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-09 00:44:50,259 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-09 00:44:50,259 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:44:50,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:44:50,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:44:50,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:44:50,261 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-09 00:44:50,261 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-09 00:44:50,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:44:50,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:44:50,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:44:50,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:44:50,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:44:50,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:44:50,265 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:44:50,376 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:44:50,379 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:44:50,718 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:44:50,722 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:44:50,853 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := 1 + #t~post2;havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:44:50,858 INFO L158 Benchmark]: Toolchain (without parser) took 1089.94ms. Allocated memory is still 169.9MB. Free memory was 130.5MB in the beginning and 85.8MB in the end (delta: 44.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 00:44:50,858 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 125.8MB. Free memory was 94.7MB in the beginning and 94.6MB in the end (delta: 115.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:44:50,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.09ms. Allocated memory is still 169.9MB. Free memory was 130.5MB in the beginning and 116.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:44:50,860 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.22ms. Allocated memory is still 169.9MB. Free memory was 116.5MB in the beginning and 114.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:44:50,861 INFO L158 Benchmark]: Boogie Preprocessor took 32.41ms. Allocated memory is still 169.9MB. Free memory was 114.4MB in the beginning and 113.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:44:50,861 INFO L158 Benchmark]: RCFGBuilder took 677.37ms. Allocated memory is still 169.9MB. Free memory was 113.1MB in the beginning and 85.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:44:50,864 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 125.8MB. Free memory was 94.7MB in the beginning and 94.6MB in the end (delta: 115.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.09ms. Allocated memory is still 169.9MB. Free memory was 130.5MB in the beginning and 116.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.22ms. Allocated memory is still 169.9MB. Free memory was 116.5MB in the beginning and 114.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.41ms. Allocated memory is still 169.9MB. Free memory was 114.4MB in the beginning and 113.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 677.37ms. Allocated memory is still 169.9MB. Free memory was 113.1MB in the beginning and 85.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := 1 + #t~post2;havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := 1 + #t~post2;havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:44:50,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk --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 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:44:53,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:44:53,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:44:53,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:44:53,552 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:44:53,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:44:53,553 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:44:53,554 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:44:53,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:44:53,555 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:44:53,555 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:44:53,556 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:44:53,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:44:53,558 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:44:53,558 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:44:53,559 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:44:53,559 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:44:53,559 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:44:53,564 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:44:53,564 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:44:53,564 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:44:53,565 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:44:53,565 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:44:53,565 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:44:53,566 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:44:53,566 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:44:53,566 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:44:53,566 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:44:53,567 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:44:53,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:44:53,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:44:53,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:44:53,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:44:53,568 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:44:53,568 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:44:53,568 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:44:53,570 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dd003755f1e361f3bbf00c3bfecbc1131b6df98a7806f5bb08971966b13d6ac [2024-11-09 00:44:54,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:44:54,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:44:54,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:44:54,066 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:44:54,067 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:44:54,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c Unable to find full path for "g++" [2024-11-09 00:44:56,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:44:56,619 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:44:56,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-09 00:44:56,633 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/data/047185af8/1488cf6247314da8b50efcf8680ffba3/FLAG0359b620e [2024-11-09 00:44:56,936 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/data/047185af8/1488cf6247314da8b50efcf8680ffba3 [2024-11-09 00:44:56,939 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:44:56,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:44:56,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:44:56,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:44:56,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:44:56,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:44:56" (1/1) ... [2024-11-09 00:44:56,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c82d056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:56, skipping insertion in model container [2024-11-09 00:44:56,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:44:56" (1/1) ... [2024-11-09 00:44:56,980 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:44:57,244 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_0d82d559-e49e-44f5-bec9-87f74f95e797/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3654,3667] [2024-11-09 00:44:57,253 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:44:57,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:44:57,271 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:44:57,311 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_0d82d559-e49e-44f5-bec9-87f74f95e797/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3654,3667] [2024-11-09 00:44:57,316 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:44:57,339 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:44:57,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57 WrapperNode [2024-11-09 00:44:57,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:44:57,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:44:57,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:44:57,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:44:57,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,372 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,415 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 78 [2024-11-09 00:44:57,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:44:57,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:44:57,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:44:57,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:44:57,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,472 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:44:57,489 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:44:57,489 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:44:57,490 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:44:57,491 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:44:57" (1/1) ... [2024-11-09 00:44:57,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:44:57,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:44:57,532 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:44:57,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:44:57,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:44:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:44:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-09 00:44:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-09 00:44:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:44:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-09 00:44:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-09 00:44:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-09 00:44:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-09 00:44:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-09 00:44:57,576 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-09 00:44:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:44:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:44:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:44:57,579 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:44:57,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:44:57,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:44:57,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:44:57,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:44:57,583 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:44:57,781 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:44:57,784 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:44:58,286 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:44:58,287 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:44:58,444 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:44:58,451 INFO L158 Benchmark]: Toolchain (without parser) took 1504.76ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.5MB in the beginning and 62.0MB in the end (delta: -14.6MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-11-09 00:44:58,452 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 55.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:44:58,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.84ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.3MB in the beginning and 70.3MB in the end (delta: -23.0MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-09 00:44:58,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.50ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 68.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:44:58,456 INFO L158 Benchmark]: Boogie Preprocessor took 70.50ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 66.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:44:58,456 INFO L158 Benchmark]: RCFGBuilder took 957.57ms. Allocated memory is still 92.3MB. Free memory was 66.7MB in the beginning and 62.0MB in the end (delta: 4.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2024-11-09 00:44:58,463 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 71.3MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 55.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.84ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 47.3MB in the beginning and 70.3MB in the end (delta: -23.0MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.50ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 68.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.50ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 66.7MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 957.57ms. Allocated memory is still 92.3MB. Free memory was 66.7MB in the beginning and 62.0MB in the end (delta: 4.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:44:58,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d82d559-e49e-44f5-bec9-87f74f95e797/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?