./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3 --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 0.3.0-dev-d790fec [2024-11-25 02:15:35,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:15:35,881 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:15:35,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:15:35,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:15:35,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:15:35,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:15:35,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:15:35,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:15:35,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:15:35,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:15:35,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:15:35,925 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:15:35,925 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:15:35,925 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:15:35,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:15:35,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:15:35,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:15:35,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:15:35,926 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:15:35,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:15:35,926 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:15:35,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:15:35,927 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:15:35,928 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:15:35,928 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:15:35,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:15:35,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:35,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:15:35,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:15:35,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:15:35,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:15:35,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:15:35,930 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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 [2024-11-25 02:15:36,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:15:36,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:15:36,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:15:36,252 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:15:36,252 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:15:36,255 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-25 02:15:39,281 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data/e81522715/732cab7265694e2f834b7e95d36e8d04/FLAGec7d3fe92 [2024-11-25 02:15:39,613 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:15:39,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-25 02:15:39,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data/e81522715/732cab7265694e2f834b7e95d36e8d04/FLAGec7d3fe92 [2024-11-25 02:15:39,673 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data/e81522715/732cab7265694e2f834b7e95d36e8d04 [2024-11-25 02:15:39,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:15:39,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:15:39,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:39,682 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:15:39,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:15:39,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:39" (1/1) ... [2024-11-25 02:15:39,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41981998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:39, skipping insertion in model container [2024-11-25 02:15:39,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:39" (1/1) ... [2024-11-25 02:15:39,715 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:15:39,972 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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3654,3667] [2024-11-25 02:15:39,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:40,005 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:15:40,054 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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3654,3667] [2024-11-25 02:15:40,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:40,081 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:15:40,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40 WrapperNode [2024-11-25 02:15:40,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:40,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:40,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:15:40,084 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:15:40,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,109 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,131 INFO L138 Inliner]: procedures = 25, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 83 [2024-11-25 02:15:40,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:40,132 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:15:40,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:15:40,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:15:40,139 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,154 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,163 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,172 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:15:40,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:15:40,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:15:40,177 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:15:40,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:40" (1/1) ... [2024-11-25 02:15:40,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:40,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:15:40,215 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:15:40,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:15:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:15:40,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 02:15:40,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 02:15:40,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 02:15:40,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 02:15:40,247 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 02:15:40,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 02:15:40,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:15:40,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:15:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:15:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:15:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 02:15:40,248 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 02:15:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:15:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:15:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:15:40,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:15:40,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:15:40,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:15:40,250 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:15:40,362 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:15:40,364 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:15:40,717 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:15:40,717 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:15:40,822 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:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:15:40,831 INFO L158 Benchmark]: Toolchain (without parser) took 1153.73ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 79.7MB in the end (delta: 39.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 02:15:40,832 INFO L158 Benchmark]: CDTParser took 2.06ms. Allocated memory is still 142.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:40,836 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.11ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 106.4MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:15:40,837 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.16ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:40,837 INFO L158 Benchmark]: Boogie Preprocessor took 40.17ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:15:40,838 INFO L158 Benchmark]: RCFGBuilder took 653.00ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 79.7MB in the end (delta: 24.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:15:40,840 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.06ms. Allocated memory is still 142.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.11ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 106.4MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.16ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 105.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.17ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.8MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 653.00ms. Allocated memory is still 142.6MB. Free memory was 103.8MB in the beginning and 79.7MB in the end (delta: 24.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: 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. [2024-11-25 02:15:40,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3 --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 0.3.0-dev-d790fec [2024-11-25 02:15:43,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:15:43,779 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:15:43,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:15:43,808 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:15:43,808 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:15:43,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:15:43,809 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:15:43,809 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:15:43,809 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:15:43,809 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:15:43,809 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:15:43,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:15:43,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:15:43,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:15:43,810 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:15:43,810 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:15:43,811 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:15:43,811 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:43,811 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:15:43,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:15:43,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:43,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:15:43,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:15:43,811 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:15:43,811 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:15:43,812 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:43,812 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:15:43,812 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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 [2024-11-25 02:15:44,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:15:44,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:15:44,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:15:44,179 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:15:44,180 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:15:44,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-25 02:15:47,421 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data/3cee252a9/c28071ddfb91477b9bcf5682a7f975ce/FLAG6a7ac82c9 [2024-11-25 02:15:47,643 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:15:47,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c [2024-11-25 02:15:47,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data/3cee252a9/c28071ddfb91477b9bcf5682a7f975ce/FLAG6a7ac82c9 [2024-11-25 02:15:47,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/data/3cee252a9/c28071ddfb91477b9bcf5682a7f975ce [2024-11-25 02:15:47,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:15:47,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:15:47,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:47,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:15:47,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:15:47,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:47,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1091feaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47, skipping insertion in model container [2024-11-25 02:15:47,680 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:47,697 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:15:47,899 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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3654,3667] [2024-11-25 02:15:47,909 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 02:15:47,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:47,924 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:15:47,954 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_846909b3-1ebd-4c47-b15f-3b79e3c3802d/sv-benchmarks/c/weaver/popl20-more-queue-add-3-nl.wvr.c[3654,3667] [2024-11-25 02:15:47,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:15:47,975 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:15:47,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47 WrapperNode [2024-11-25 02:15:47,976 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:15:47,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:47,977 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:15:47,977 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:15:47,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:47,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,012 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 78 [2024-11-25 02:15:48,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:15:48,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:15:48,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:15:48,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:15:48,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,025 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,035 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,047 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:15:48,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:15:48,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:15:48,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:15:48,049 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:15:47" (1/1) ... [2024-11-25 02:15:48,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:15:48,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:15:48,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:15:48,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:15:48,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:15:48,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:15:48,129 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 02:15:48,129 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 02:15:48,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:15:48,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 02:15:48,130 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 02:15:48,130 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 02:15:48,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 02:15:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 02:15:48,132 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 02:15:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:15:48,132 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:15:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 02:15:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 02:15:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:15:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:15:48,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:15:48,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 02:15:48,134 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 02:15:48,292 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:15:48,294 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:15:48,761 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 02:15:48,761 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:15:48,982 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:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:15:48,994 INFO L158 Benchmark]: Toolchain (without parser) took 1321.78ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 54.3MB in the end (delta: 6.4MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-25 02:15:48,994 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.7MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:48,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.30ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 47.3MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:15:48,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.44ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 46.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:48,997 INFO L158 Benchmark]: Boogie Preprocessor took 34.06ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 44.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:48,998 INFO L158 Benchmark]: RCFGBuilder took 944.72ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 54.3MB in the end (delta: -9.8MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-11-25 02:15:49,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.7MB in the end (delta: 37.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.30ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 47.3MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.44ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 46.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.06ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 44.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 944.72ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 54.3MB in the end (delta: -9.8MB). Peak memory consumption was 29.1MB. 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~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. [2024-11-25 02:15:49,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_846909b3-1ebd-4c47-b15f-3b79e3c3802d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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?