./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-10.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_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/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_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/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_98d8c897-59da-4dd4-9560-778c6bad0321/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 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:37:43,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:37:43,700 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-06 04:37:43,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:37:43,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:37:43,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:37:43,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:37:43,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:37:43,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:37:43,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:37:43,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:37:43,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:37:43,727 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:37:43,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:37:43,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:37:43,728 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:37:43,728 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:37:43,729 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:37:43,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:37:43,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:43,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:37:43,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:37:43,729 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:37:43,729 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:37:43,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:37:43,729 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_98d8c897-59da-4dd4-9560-778c6bad0321/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 -> 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 [2024-12-06 04:37:43,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:37:43,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:37:43,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:37:43,979 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:37:43,979 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:37:43,980 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_unsafe-10.i [2024-12-06 04:37:46,632 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data/d6f027f8b/7b011ebbd44641b882c5b61bd11ad19b/FLAG622b591f0 [2024-12-06 04:37:46,842 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:37:46,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/sv-benchmarks/c/pthread/fib_unsafe-10.i [2024-12-06 04:37:46,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data/d6f027f8b/7b011ebbd44641b882c5b61bd11ad19b/FLAG622b591f0 [2024-12-06 04:37:46,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data/d6f027f8b/7b011ebbd44641b882c5b61bd11ad19b [2024-12-06 04:37:46,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:37:46,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:37:46,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:46,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:37:46,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:37:46,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:46" (1/1) ... [2024-12-06 04:37:46,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a6be88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:46, skipping insertion in model container [2024-12-06 04:37:46,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:46" (1/1) ... [2024-12-06 04:37:46,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:37:47,134 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:47,143 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:37:47,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:47,205 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:37:47,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47 WrapperNode [2024-12-06 04:37:47,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:47,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:47,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:37:47,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:37:47,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,235 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-06 04:37:47,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:47,236 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:37:47,236 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:37:47,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:37:47,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,242 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,244 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,249 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,254 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,255 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:37:47,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:37:47,258 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:37:47,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:37:47,259 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:47,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:37:47,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:37:47,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:37:47,304 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 04:37:47,304 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 04:37:47,304 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 04:37:47,304 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 04:37:47,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:37:47,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:37:47,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:37:47,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:37:47,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:37:47,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:37:47,306 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 04:37:47,409 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:37:47,410 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:37:47,581 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:37:47,581 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:37:47,612 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:37:47,612 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 04:37:47,613 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:47 BoogieIcfgContainer [2024-12-06 04:37:47,613 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:37:47,614 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:37:47,614 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:37:47,623 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:37:47,623 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:47" (1/1) ... [2024-12-06 04:37:47,624 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:37:47,629 INFO L158 Benchmark]: Toolchain (without parser) took 754.91ms. Allocated memory is still 142.6MB. Free memory was 115.3MB in the beginning and 75.4MB in the end (delta: 39.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:37:47,629 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:47,629 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.04ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 95.9MB in the end (delta: 19.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:37:47,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.87ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:37:47,630 INFO L158 Benchmark]: Boogie Preprocessor took 21.17ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 93.2MB in the end (delta: 999.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:47,630 INFO L158 Benchmark]: RCFGBuilder took 354.67ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 76.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:37:47,631 INFO L158 Benchmark]: CodeCheck took 13.43ms. Allocated memory is still 142.6MB. Free memory was 76.5MB in the beginning and 75.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:47,633 INFO L338 ainManager$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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.04ms. Allocated memory is still 142.6MB. Free memory was 115.1MB in the beginning and 95.9MB in the end (delta: 19.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.87ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 94.2MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.17ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 93.2MB in the end (delta: 999.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 354.67ms. Allocated memory is still 142.6MB. Free memory was 93.0MB in the beginning and 76.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.43ms. Allocated memory is still 142.6MB. Free memory was 76.5MB in the beginning and 75.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:37:47,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/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_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/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_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/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_98d8c897-59da-4dd4-9560-778c6bad0321/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 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:37:49,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:37:49,655 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-06 04:37:49,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:37:49,680 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:37:49,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:37:49,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:37:49,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:37:49,681 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:37:49,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:37:49,681 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:37:49,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:37:49,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:37:49,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:37:49,682 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:37:49,683 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:37:49,683 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:37:49,683 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:37:49,683 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:37:49,683 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:37:49,683 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:49,683 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:37:49,683 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:37:49,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:49,684 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:37:49,684 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:37:49,684 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:37:49,684 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:37:49,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:37:49,684 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:37:49,684 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_98d8c897-59da-4dd4-9560-778c6bad0321/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 -> 89d9c43e2f37f1bac8114d01260f8a993f33530b50231d4afed1f3cf3859d385 [2024-12-06 04:37:49,909 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:37:49,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:37:49,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:37:49,919 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:37:49,919 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:37:49,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_unsafe-10.i [2024-12-06 04:37:52,581 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data/5b660ca1f/f411947255204addabfa73a23d7f7d0f/FLAGf47432b61 [2024-12-06 04:37:52,804 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:37:52,804 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/sv-benchmarks/c/pthread/fib_unsafe-10.i [2024-12-06 04:37:52,816 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data/5b660ca1f/f411947255204addabfa73a23d7f7d0f/FLAGf47432b61 [2024-12-06 04:37:52,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/data/5b660ca1f/f411947255204addabfa73a23d7f7d0f [2024-12-06 04:37:52,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:37:52,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:37:52,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:52,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:37:52,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:37:52,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:52" (1/1) ... [2024-12-06 04:37:52,837 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3d255d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:52, skipping insertion in model container [2024-12-06 04:37:52,837 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:37:52" (1/1) ... [2024-12-06 04:37:52,863 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:37:53,125 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:53,134 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:37:53,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:37:53,215 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:37:53,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53 WrapperNode [2024-12-06 04:37:53,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:37:53,217 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:53,217 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:37:53,217 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:37:53,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,253 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-06 04:37:53,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:37:53,254 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:37:53,254 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:37:53,254 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:37:53,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,263 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,263 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,270 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,271 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:37:53,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:37:53,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:37:53,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:37:53,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:37:53,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:37:53,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:37:53,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:37:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-06 04:37:53,338 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-06 04:37:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-06 04:37:53,338 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-06 04:37:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:37:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:37:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:37:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:37:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:37:53,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:37:53,340 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 04:37:53,456 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:37:53,458 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:37:53,658 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:37:53,658 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:37:53,688 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:37:53,688 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 04:37:53,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:53 BoogieIcfgContainer [2024-12-06 04:37:53,688 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:37:53,689 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:37:53,689 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:37:53,698 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:37:53,698 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:37:53" (1/1) ... [2024-12-06 04:37:53,699 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:37:53,703 INFO L158 Benchmark]: Toolchain (without parser) took 872.48ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 55.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-06 04:37:53,703 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:53,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 385.22ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 48.2MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:37:53,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.22ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 46.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:37:53,704 INFO L158 Benchmark]: Boogie Preprocessor took 26.48ms. Allocated memory is still 92.3MB. Free memory was 46.4MB in the beginning and 44.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:53,705 INFO L158 Benchmark]: RCFGBuilder took 407.88ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 56.7MB in the end (delta: -11.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-06 04:37:53,705 INFO L158 Benchmark]: CodeCheck took 12.67ms. Allocated memory is still 92.3MB. Free memory was 56.7MB in the beginning and 55.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:37:53,707 INFO L338 ainManager$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 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 385.22ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 48.2MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.22ms. Allocated memory is still 92.3MB. Free memory was 48.2MB in the beginning and 46.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.48ms. Allocated memory is still 92.3MB. Free memory was 46.4MB in the beginning and 44.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 407.88ms. Allocated memory is still 92.3MB. Free memory was 44.8MB in the beginning and 56.7MB in the end (delta: -11.8MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 12.67ms. Allocated memory is still 92.3MB. Free memory was 56.7MB in the beginning and 55.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:37:53,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98d8c897-59da-4dd4-9560-778c6bad0321/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