./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring.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_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/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_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/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_aac43e1b-d352-4705-aaeb-c3c58bd74142/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 be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:00:55,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:00:55,784 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:00:55,794 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:00:55,795 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:00:55,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:00:55,830 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:00:55,830 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:00:55,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:00:55,830 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:00:55,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:00:55,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:00:55,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:00:55,832 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:00:55,832 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:00:55,832 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:00:55,832 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:00:55,832 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:00:55,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:00:55,832 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:00:55,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:00:55,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:00:55,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:00:55,833 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:00:55,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:00:55,833 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_aac43e1b-d352-4705-aaeb-c3c58bd74142/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 -> be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe [2024-11-25 04:00:56,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:00:56,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:00:56,194 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:00:56,195 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:00:56,196 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:00:56,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-25 04:00:59,225 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data/e2feb314f/12e62d954d5f4ea782a1603ff65d7aeb/FLAG1a3ea5010 [2024-11-25 04:00:59,548 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:00:59,549 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-25 04:00:59,558 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data/e2feb314f/12e62d954d5f4ea782a1603ff65d7aeb/FLAG1a3ea5010 [2024-11-25 04:00:59,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data/e2feb314f/12e62d954d5f4ea782a1603ff65d7aeb [2024-11-25 04:00:59,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:00:59,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:00:59,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:00:59,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:00:59,584 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:00:59,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:00:59,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c813bf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59, skipping insertion in model container [2024-11-25 04:00:59,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:00:59,604 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:00:59,825 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_aac43e1b-d352-4705-aaeb-c3c58bd74142/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c[3986,3999] [2024-11-25 04:00:59,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:00:59,855 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:00:59,897 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_aac43e1b-d352-4705-aaeb-c3c58bd74142/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c[3986,3999] [2024-11-25 04:00:59,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:00:59,925 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:00:59,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59 WrapperNode [2024-11-25 04:00:59,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:00:59,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:00:59,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:00:59,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:00:59,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:00:59,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:00:59,965 INFO L138 Inliner]: procedures = 24, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2024-11-25 04:00:59,968 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:00:59,969 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:00:59,969 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:00:59,969 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:00:59,976 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:00:59,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:00:59,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:00:59,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:00:59,999 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:01:00,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:01:00,008 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:01:00,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:01:00,014 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:01:00,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:01:00,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:01:00,022 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:01:00,022 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:01:00,023 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:00:59" (1/1) ... [2024-11-25 04:01:00,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:01:00,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:01:00,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:01:00,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:01:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:01:00,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 04:01:00,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 04:01:00,088 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 04:01:00,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 04:01:00,088 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 04:01:00,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 04:01:00,088 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:01:00,088 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:01:00,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:01:00,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:01:00,089 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 04:01:00,089 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 04:01:00,089 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:01:00,089 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:01:00,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:01:00,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:01:00,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:01:00,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:01:00,091 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 04:01:00,211 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:01:00,213 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:01:00,617 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:01:00,617 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:01:00,843 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). 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:146) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:01:00,853 INFO L158 Benchmark]: Toolchain (without parser) took 1274.80ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 43.8MB in the end (delta: 49.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 04:01:00,854 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:01:00,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.71ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 80.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:01:00,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.50ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:01:00,858 INFO L158 Benchmark]: Boogie Preprocessor took 52.76ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:01:00,858 INFO L158 Benchmark]: RCFGBuilder took 829.62ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 43.8MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:01:00,860 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.71ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 80.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.50ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.2MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.76ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 77.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 829.62ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 43.8MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). 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 start of atomic block: ). 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:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:01:00,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/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_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/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_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/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_aac43e1b-d352-4705-aaeb-c3c58bd74142/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 be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:01:03,541 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:01:03,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:01:03,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:01:03,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:01:03,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:01:03,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:01:03,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:01:03,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:01:03,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:01:03,715 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:01:03,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:01:03,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:01:03,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:01:03,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:01:03,716 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:01:03,716 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:01:03,716 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:01:03,716 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:01:03,716 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:01:03,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:01:03,716 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:01:03,717 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:01:03,717 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:01:03,717 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:01:03,717 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:01:03,717 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:01:03,717 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:01:03,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:01:03,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:01:03,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:01:03,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:01:03,718 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:01:03,718 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:01:03,718 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:01:03,719 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:01:03,719 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_aac43e1b-d352-4705-aaeb-c3c58bd74142/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 -> be394a9cdc866c1e1426a3fe296e99873bcf37ee5e7e1c9e487b239a3e0a8fbe [2024-11-25 04:01:04,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:01:04,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:01:04,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:01:04,053 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:01:04,054 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:01:04,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-25 04:01:07,127 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data/533af59fd/dc5508bc27984d48a88a206684577988/FLAGa34ef0749 [2024-11-25 04:01:07,410 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:01:07,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c [2024-11-25 04:01:07,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data/533af59fd/dc5508bc27984d48a88a206684577988/FLAGa34ef0749 [2024-11-25 04:01:07,449 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/data/533af59fd/dc5508bc27984d48a88a206684577988 [2024-11-25 04:01:07,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:01:07,454 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:01:07,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:01:07,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:01:07,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:01:07,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@315b0dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07, skipping insertion in model container [2024-11-25 04:01:07,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,492 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:01:07,738 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_aac43e1b-d352-4705-aaeb-c3c58bd74142/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c[3986,3999] [2024-11-25 04:01:07,749 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 04:01:07,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:01:07,775 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:01:07,807 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_aac43e1b-d352-4705-aaeb-c3c58bd74142/sv-benchmarks/c/weaver/popl20-bad-ring.wvr.c[3986,3999] [2024-11-25 04:01:07,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:01:07,837 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:01:07,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07 WrapperNode [2024-11-25 04:01:07,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:01:07,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:01:07,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:01:07,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:01:07,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,888 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 84 [2024-11-25 04:01:07,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:01:07,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:01:07,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:01:07,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:01:07,896 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,911 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:01:07,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:01:07,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:01:07,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:01:07,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:01:07" (1/1) ... [2024-11-25 04:01:07,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:01:07,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:01:07,970 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:01:07,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:01:08,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:01:08,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 04:01:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 04:01:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 04:01:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 04:01:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:01:08,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:01:08,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:01:08,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:01:08,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:01:08,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:01:08,003 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 04:01:08,124 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:01:08,126 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:01:08,617 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:01:08,618 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:01:08,903 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). 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:146) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:01:08,910 INFO L158 Benchmark]: Toolchain (without parser) took 1454.59ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 44.2MB in the end (delta: 16.2MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-11-25 04:01:08,912 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:01:08,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.32ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 46.9MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:01:08,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.22ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 45.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:01:08,913 INFO L158 Benchmark]: Boogie Preprocessor took 34.24ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 43.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:01:08,913 INFO L158 Benchmark]: RCFGBuilder took 983.57ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 44.2MB in the end (delta: -444.8kB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2024-11-25 04:01:08,915 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.32ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 46.9MB in the end (delta: 13.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.22ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 45.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.24ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 43.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 983.57ms. Allocated memory is still 83.9MB. Free memory was 43.7MB in the beginning and 44.2MB in the end (delta: -444.8kB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ). 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 start of atomic block: ). 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:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:01:08,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aac43e1b-d352-4705-aaeb-c3c58bd74142/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 start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?