./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7399a2144dae504b22d3bd9a68ebd91d200de1e145cd9c7db720353ffec7d306 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:25:53,187 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:25:53,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:25:53,281 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:25:53,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:25:53,317 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:25:53,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:25:53,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:25:53,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:25:53,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:25:53,323 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:25:53,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:25:53,324 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:25:53,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:25:53,324 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:25:53,325 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:25:53,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:25:53,328 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:25:53,328 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:25:53,331 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:25:53,332 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:25:53,332 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:25:53,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:25:53,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:25:53,333 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:25:53,335 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:25:53,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:25:53,336 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:25:53,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:25:53,336 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:53,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:25:53,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:25:53,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:25:53,339 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:25:53,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:25:53,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7399a2144dae504b22d3bd9a68ebd91d200de1e145cd9c7db720353ffec7d306 [2024-11-08 23:25:53,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:25:53,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:25:53,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:25:53,650 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:25:53,651 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:25:53,653 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/fib_unsafe-7.i Unable to find full path for "g++" [2024-11-08 23:25:55,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:25:55,933 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:25:55,933 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/sv-benchmarks/c/pthread/fib_unsafe-7.i [2024-11-08 23:25:55,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/data/55cf32cc4/2e90a5920f9b4e1ab6ab7b6bcaf1143f/FLAGcba31a3e6 [2024-11-08 23:25:56,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/data/55cf32cc4/2e90a5920f9b4e1ab6ab7b6bcaf1143f [2024-11-08 23:25:56,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:25:56,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:25:56,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:56,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:25:56,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:25:56,231 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2cf873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56, skipping insertion in model container [2024-11-08 23:25:56,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,279 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:25:56,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:56,732 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:25:56,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:25:56,849 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:25:56,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56 WrapperNode [2024-11-08 23:25:56,850 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:25:56,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:56,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:25:56,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:25:56,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,901 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-11-08 23:25:56,901 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:25:56,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:25:56,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:25:56,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:25:56,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,916 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,919 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,924 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,928 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,930 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,931 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:25:56,935 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:25:56,935 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:25:56,935 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:25:56,936 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:25:56" (1/1) ... [2024-11-08 23:25:56,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:25:56,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:25:56,969 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:25:56,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:25:57,003 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-08 23:25:57,003 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-08 23:25:57,004 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-08 23:25:57,004 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-08 23:25:57,004 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:25:57,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:25:57,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:25:57,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:25:57,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:25:57,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:25:57,006 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:25:57,132 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:25:57,134 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:25:57,430 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:25:57,433 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:25:57,487 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:25:57,490 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:25:57,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:57 BoogieIcfgContainer [2024-11-08 23:25:57,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:25:57,493 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:25:57,493 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:25:57,504 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:25:57,505 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:25:57" (1/1) ... [2024-11-08 23:25:57,506 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2024-11-08 23:25:57,512 INFO L158 Benchmark]: Toolchain (without parser) took 1292.26ms. Allocated memory is still 174.1MB. Free memory was 136.9MB in the beginning and 139.4MB in the end (delta: -2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:57,515 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory was 79.7MB in the beginning and 79.6MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:57,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 627.81ms. Allocated memory is still 174.1MB. Free memory was 136.9MB in the beginning and 115.2MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:25:57,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.14ms. Allocated memory is still 174.1MB. Free memory was 115.2MB in the beginning and 113.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:25:57,517 INFO L158 Benchmark]: Boogie Preprocessor took 28.32ms. Allocated memory is still 174.1MB. Free memory was 113.1MB in the beginning and 111.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:57,518 INFO L158 Benchmark]: RCFGBuilder took 557.31ms. Allocated memory is still 174.1MB. Free memory was 111.7MB in the beginning and 140.3MB in the end (delta: -28.6MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-11-08 23:25:57,519 INFO L158 Benchmark]: CodeCheck took 17.62ms. Allocated memory is still 174.1MB. Free memory was 140.3MB in the beginning and 139.4MB in the end (delta: 929.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:25:57,522 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory was 79.7MB in the beginning and 79.6MB in the end (delta: 30.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 627.81ms. Allocated memory is still 174.1MB. Free memory was 136.9MB in the beginning and 115.2MB in the end (delta: 21.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.14ms. Allocated memory is still 174.1MB. Free memory was 115.2MB in the beginning and 113.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.32ms. Allocated memory is still 174.1MB. Free memory was 113.1MB in the beginning and 111.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 557.31ms. Allocated memory is still 174.1MB. Free memory was 111.7MB in the beginning and 140.3MB in the end (delta: -28.6MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * CodeCheck took 17.62ms. Allocated memory is still 174.1MB. Free memory was 140.3MB in the beginning and 139.4MB in the end (delta: 929.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:25:57,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7399a2144dae504b22d3bd9a68ebd91d200de1e145cd9c7db720353ffec7d306 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:25:59,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:26:00,008 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 23:26:00,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:26:00,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:26:00,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:26:00,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:26:00,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:26:00,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:26:00,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:26:00,073 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:26:00,073 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:26:00,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:26:00,075 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:26:00,076 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:26:00,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:26:00,077 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:26:00,077 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:26:00,077 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:26:00,078 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:26:00,078 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:26:00,082 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:26:00,083 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:26:00,083 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:26:00,083 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:26:00,084 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:26:00,084 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:26:00,084 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:26:00,085 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:26:00,085 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:26:00,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:26:00,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:26:00,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:26:00,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:26:00,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:26:00,090 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:26:00,090 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:26:00,090 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:26:00,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7399a2144dae504b22d3bd9a68ebd91d200de1e145cd9c7db720353ffec7d306 [2024-11-08 23:26:00,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:26:00,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:26:00,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:26:00,464 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:26:00,465 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:26:00,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/fib_unsafe-7.i Unable to find full path for "g++" [2024-11-08 23:26:02,499 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:26:02,779 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:26:02,781 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/sv-benchmarks/c/pthread/fib_unsafe-7.i [2024-11-08 23:26:02,795 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/data/16477226b/a6b733c319654d19aa62c7bcfa81737d/FLAG8212630a0 [2024-11-08 23:26:03,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/data/16477226b/a6b733c319654d19aa62c7bcfa81737d [2024-11-08 23:26:03,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:26:03,100 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:26:03,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:26:03,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:26:03,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:26:03,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,108 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1881354e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03, skipping insertion in model container [2024-11-08 23:26:03,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,154 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:26:03,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:26:03,636 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:26:03,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:26:03,750 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:26:03,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03 WrapperNode [2024-11-08 23:26:03,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:26:03,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:26:03,753 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:26:03,756 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:26:03,764 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,817 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-11-08 23:26:03,818 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:26:03,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:26:03,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:26:03,819 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:26:03,828 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,857 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,864 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,865 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:26:03,870 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:26:03,870 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:26:03,870 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:26:03,871 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:26:03" (1/1) ... [2024-11-08 23:26:03,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:26:03,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:26:03,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:26:03,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:26:03,940 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-08 23:26:03,940 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-08 23:26:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-08 23:26:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-08 23:26:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:26:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:26:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:26:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:26:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:26:03,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:26:03,943 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:26:04,143 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:26:04,145 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:26:04,456 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:26:04,457 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:26:04,498 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:26:04,499 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:26:04,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:26:04 BoogieIcfgContainer [2024-11-08 23:26:04,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:26:04,500 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:26:04,500 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:26:04,511 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:26:04,511 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:26:04" (1/1) ... [2024-11-08 23:26:04,512 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2024-11-08 23:26:04,517 INFO L158 Benchmark]: Toolchain (without parser) took 1416.04ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 33.7MB in the beginning and 43.7MB in the end (delta: -9.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-11-08 23:26:04,517 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:26:04,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 650.51ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 33.4MB in the beginning and 46.6MB in the end (delta: -13.2MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-11-08 23:26:04,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.62ms. Allocated memory is still 81.8MB. Free memory was 46.6MB in the beginning and 44.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:26:04,520 INFO L158 Benchmark]: Boogie Preprocessor took 50.30ms. Allocated memory is still 81.8MB. Free memory was 44.5MB in the beginning and 42.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:26:04,520 INFO L158 Benchmark]: RCFGBuilder took 629.69ms. Allocated memory is still 81.8MB. Free memory was 42.7MB in the beginning and 44.8MB in the end (delta: -2.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-11-08 23:26:04,521 INFO L158 Benchmark]: CodeCheck took 14.67ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 43.7MB in the end (delta: 761.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:26:04,528 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 650.51ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 33.4MB in the beginning and 46.6MB in the end (delta: -13.2MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.62ms. Allocated memory is still 81.8MB. Free memory was 46.6MB in the beginning and 44.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.30ms. Allocated memory is still 81.8MB. Free memory was 44.5MB in the beginning and 42.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 629.69ms. Allocated memory is still 81.8MB. Free memory was 42.7MB in the beginning and 44.8MB in the end (delta: -2.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * CodeCheck took 14.67ms. Allocated memory is still 81.8MB. Free memory was 44.4MB in the beginning and 43.7MB in the end (delta: 761.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:26:04,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01781387-d232-49c5-a08b-cdc9dc0ab236/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported