./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/fib_safe-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b --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 e169a35d3412f69777e600b250d6db82170a9573bed36816bd393f67ca1b5302 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:13:31,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:13:31,433 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 02:13:31,437 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:13:31,437 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:13:31,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:13:31,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:13:31,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:13:31,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:13:31,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:13:31,457 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:13:31,457 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:13:31,457 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:13:31,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:13:31,458 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:13:31,458 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:13:31,459 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:13:31,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:13:31,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:13:31,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:13:31,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:13:31,459 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:13:31,459 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:13:31,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:13:31,459 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_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> e169a35d3412f69777e600b250d6db82170a9573bed36816bd393f67ca1b5302 [2024-12-06 02:13:31,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:13:31,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:13:31,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:13:31,716 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:13:31,717 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:13:31,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-12.i [2024-12-06 02:13:34,319 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data/8adc5d5ca/434e454a89ae4a80b0cd05bd02f24519/FLAGcc32166aa [2024-12-06 02:13:34,572 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:13:34,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/sv-benchmarks/c/pthread/fib_safe-12.i [2024-12-06 02:13:34,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data/8adc5d5ca/434e454a89ae4a80b0cd05bd02f24519/FLAGcc32166aa [2024-12-06 02:13:34,899 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data/8adc5d5ca/434e454a89ae4a80b0cd05bd02f24519 [2024-12-06 02:13:34,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:13:34,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:13:34,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:13:34,902 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:13:34,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:13:34,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:13:34" (1/1) ... [2024-12-06 02:13:34,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32e5ec42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:34, skipping insertion in model container [2024-12-06 02:13:34,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:13:34" (1/1) ... [2024-12-06 02:13:34,929 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:13:35,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:13:35,202 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:13:35,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:13:35,275 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:13:35,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35 WrapperNode [2024-12-06 02:13:35,276 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:13:35,277 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:13:35,277 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:13:35,277 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:13:35,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,293 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,310 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-06 02:13:35,310 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:13:35,310 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:13:35,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:13:35,311 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:13:35,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,320 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,321 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,325 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:13:35,333 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:13:35,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:13:35,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:13:35,335 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:13:35,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:13:35,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:13:35,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:13:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 02:13:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 02:13:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 02:13:35,391 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 02:13:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:13:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:13:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:13:35,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:13:35,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:13:35,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:13:35,393 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:13:35,492 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:13:35,493 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:13:35,667 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:13:35,667 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:13:35,697 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:13:35,697 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:13:35,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:13:35 BoogieIcfgContainer [2024-12-06 02:13:35,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:13:35,698 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:13:35,699 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:13:35,708 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:13:35,709 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:13:35" (1/1) ... [2024-12-06 02:13:35,710 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:13:35,715 INFO L158 Benchmark]: Toolchain (without parser) took 812.65ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 75.2MB in the end (delta: 39.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 02:13:35,715 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:35,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.21ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 95.8MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:13:35,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.11ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:13:35,716 INFO L158 Benchmark]: Boogie Preprocessor took 22.45ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 92.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:35,717 INFO L158 Benchmark]: RCFGBuilder took 364.44ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 76.3MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:13:35,717 INFO L158 Benchmark]: CodeCheck took 14.67ms. Allocated memory is still 142.6MB. Free memory was 76.3MB in the beginning and 75.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:35,719 INFO L338 ainManager$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 0.26ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.21ms. Allocated memory is still 142.6MB. Free memory was 114.7MB in the beginning and 95.8MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.11ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.45ms. Allocated memory is still 142.6MB. Free memory was 93.9MB in the beginning and 92.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 364.44ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 76.3MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.67ms. Allocated memory is still 142.6MB. Free memory was 76.3MB in the beginning and 75.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:13:35,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_safe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b --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 e169a35d3412f69777e600b250d6db82170a9573bed36816bd393f67ca1b5302 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:13:37,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:13:37,704 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 02:13:37,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:13:37,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:13:37,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:13:37,730 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:13:37,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:13:37,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:13:37,731 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:13:37,732 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:37,732 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:13:37,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:13:37,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:13:37,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:13:37,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:13:37,733 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:13:37,733 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:13:37,733 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:37,733 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:13:37,733 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_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> e169a35d3412f69777e600b250d6db82170a9573bed36816bd393f67ca1b5302 [2024-12-06 02:13:37,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:13:37,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:13:37,973 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:13:37,974 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:13:37,975 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:13:37,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_safe-12.i [2024-12-06 02:13:40,731 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data/99f08c7d3/1051f71dbcad4d00af5dd9e20659d3c4/FLAG1d6130378 [2024-12-06 02:13:40,963 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:13:40,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/sv-benchmarks/c/pthread/fib_safe-12.i [2024-12-06 02:13:40,976 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data/99f08c7d3/1051f71dbcad4d00af5dd9e20659d3c4/FLAG1d6130378 [2024-12-06 02:13:40,991 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/data/99f08c7d3/1051f71dbcad4d00af5dd9e20659d3c4 [2024-12-06 02:13:40,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:13:40,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:13:40,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:13:40,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:13:41,001 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:13:41,002 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:13:40" (1/1) ... [2024-12-06 02:13:41,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a4807ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41, skipping insertion in model container [2024-12-06 02:13:41,003 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:13:40" (1/1) ... [2024-12-06 02:13:41,032 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:13:41,298 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:13:41,310 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:13:41,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:13:41,387 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:13:41,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41 WrapperNode [2024-12-06 02:13:41,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:13:41,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:13:41,389 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:13:41,389 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:13:41,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,420 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-06 02:13:41,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:13:41,421 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:13:41,421 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:13:41,421 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:13:41,426 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,429 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,437 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,437 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,444 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:13:41,448 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:13:41,448 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:13:41,448 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:13:41,449 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:13:41,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:13:41,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:13:41,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:13:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 02:13:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 02:13:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 02:13:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 02:13:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 02:13:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:13:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:13:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 02:13:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:13:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:13:41,501 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:13:41,621 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:13:41,622 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:13:41,816 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:13:41,816 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:13:41,846 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:13:41,846 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:13:41,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:13:41 BoogieIcfgContainer [2024-12-06 02:13:41,846 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:13:41,847 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:13:41,847 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:13:41,856 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:13:41,857 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:13:41" (1/1) ... [2024-12-06 02:13:41,857 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:13:41,863 INFO L158 Benchmark]: Toolchain (without parser) took 867.66ms. Allocated memory is still 92.3MB. Free memory was 68.9MB in the beginning and 56.3MB in the end (delta: 12.7MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-06 02:13:41,863 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:41,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 391.99ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 48.6MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:13:41,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.73ms. Allocated memory is still 92.3MB. Free memory was 48.6MB in the beginning and 46.9MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:13:41,864 INFO L158 Benchmark]: Boogie Preprocessor took 26.21ms. Allocated memory is still 92.3MB. Free memory was 46.8MB in the beginning and 45.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:41,865 INFO L158 Benchmark]: RCFGBuilder took 398.69ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 57.4MB in the end (delta: -12.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-06 02:13:41,865 INFO L158 Benchmark]: CodeCheck took 14.45ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 56.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:13:41,867 INFO L338 ainManager$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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 391.99ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 48.6MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.73ms. Allocated memory is still 92.3MB. Free memory was 48.6MB in the beginning and 46.9MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.21ms. Allocated memory is still 92.3MB. Free memory was 46.8MB in the beginning and 45.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 398.69ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 57.4MB in the end (delta: -12.2MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 14.45ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 56.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:13:41,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0df09f4d-2cfb-4106-951d-ede72fae22e0/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported