./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-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_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:48:31,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:48:31,531 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:48:31,535 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:48:31,535 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:48:31,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:48:31,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:48:31,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:48:31,555 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:48:31,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:48:31,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:48:31,556 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:48:31,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:48:31,557 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:48:31,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:48:31,557 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:48:31,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:48:31,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:48:31,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:48:31,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:48:31,557 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:48:31,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:48:31,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:48:31,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:48:31,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:48:31,558 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_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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 -> 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c [2024-12-05 23:48:31,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:48:31,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:48:31,804 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:48:31,806 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:48:31,806 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:48:31,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_unsafe-12.i [2024-12-05 23:48:34,438 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data/677afc91e/6e17866e992a42b999c114621da37552/FLAGc0e948389 [2024-12-05 23:48:34,671 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:48:34,672 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/sv-benchmarks/c/pthread/fib_unsafe-12.i [2024-12-05 23:48:34,682 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data/677afc91e/6e17866e992a42b999c114621da37552/FLAGc0e948389 [2024-12-05 23:48:34,696 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data/677afc91e/6e17866e992a42b999c114621da37552 [2024-12-05 23:48:34,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:48:34,699 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:48:34,700 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:48:34,701 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:48:34,704 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:48:34,705 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:48:34" (1/1) ... [2024-12-05 23:48:34,705 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fa0b3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:34, skipping insertion in model container [2024-12-05 23:48:34,705 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:48:34" (1/1) ... [2024-12-05 23:48:34,729 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:48:34,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:48:35,003 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:48:35,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:48:35,092 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:48:35,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35 WrapperNode [2024-12-05 23:48:35,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:48:35,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:48:35,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:48:35,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:48:35,102 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,114 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,134 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-05 23:48:35,134 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:48:35,135 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:48:35,135 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:48:35,135 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:48:35,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,144 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,145 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,149 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,149 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,153 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:48:35,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:48:35,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:48:35,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:48:35,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:48:35,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:48:35,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:48:35,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:48:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-05 23:48:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-05 23:48:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-05 23:48:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-05 23:48:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:48:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:48:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:48:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:48:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:48:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:48:35,202 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:48:35,297 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:48:35,299 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:48:35,485 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:48:35,485 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:48:35,512 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:48:35,512 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 23:48:35,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:48:35 BoogieIcfgContainer [2024-12-05 23:48:35,512 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:48:35,513 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:48:35,513 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:48:35,522 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:48:35,522 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:48:35" (1/1) ... [2024-12-05 23:48:35,523 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:48:35,527 INFO L158 Benchmark]: Toolchain (without parser) took 827.23ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 77.1MB in the end (delta: 39.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 23:48:35,527 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:48:35,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.75ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 97.5MB in the end (delta: 19.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:48:35,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.59ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 96.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:48:35,528 INFO L158 Benchmark]: Boogie Preprocessor took 19.80ms. Allocated memory is still 142.6MB. Free memory was 96.0MB in the beginning and 94.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:48:35,528 INFO L158 Benchmark]: RCFGBuilder took 357.24ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 78.4MB in the end (delta: 16.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:48:35,529 INFO L158 Benchmark]: CodeCheck took 12.81ms. Allocated memory is still 142.6MB. Free memory was 78.4MB in the beginning and 77.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:48:35,531 INFO L338 ainManager$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 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.75ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 97.5MB in the end (delta: 19.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.59ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 96.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.80ms. Allocated memory is still 142.6MB. Free memory was 96.0MB in the beginning and 94.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 357.24ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 78.4MB in the end (delta: 16.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 12.81ms. Allocated memory is still 142.6MB. Free memory was 78.4MB in the beginning and 77.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:48:35,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:48:37,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:48:37,543 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:48:37,566 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:48:37,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:48:37,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:48:37,567 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:48:37,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:48:37,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:48:37,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:48:37,567 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:48:37,568 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:48:37,569 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:48:37,569 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:48:37,569 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:48:37,569 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:48:37,569 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:48:37,569 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:48:37,569 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:48:37,569 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:48:37,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:48:37,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:48:37,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:48:37,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:48:37,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:48:37,570 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:48:37,570 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:48:37,570 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:48:37,570 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_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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 -> 0d5255e9cc8ffb776115e75fa8fa1fa6c2774a79275dfd8235c357288b00417c [2024-12-05 23:48:37,802 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:48:37,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:48:37,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:48:37,811 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:48:37,811 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:48:37,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/pthread/fib_unsafe-12.i [2024-12-05 23:48:40,478 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data/fb73df38a/2d5ce7829f544424b1a78c67480202d8/FLAG7ee0c8ea7 [2024-12-05 23:48:40,752 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:48:40,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/sv-benchmarks/c/pthread/fib_unsafe-12.i [2024-12-05 23:48:40,769 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data/fb73df38a/2d5ce7829f544424b1a78c67480202d8/FLAG7ee0c8ea7 [2024-12-05 23:48:41,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/data/fb73df38a/2d5ce7829f544424b1a78c67480202d8 [2024-12-05 23:48:41,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:48:41,067 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:48:41,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:48:41,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:48:41,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:48:41,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0132d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41, skipping insertion in model container [2024-12-05 23:48:41,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,099 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:48:41,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:48:41,338 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:48:41,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:48:41,415 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:48:41,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41 WrapperNode [2024-12-05 23:48:41,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:48:41,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:48:41,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:48:41,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:48:41,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,448 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 71 [2024-12-05 23:48:41,448 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:48:41,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:48:41,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:48:41,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:48:41,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,465 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,468 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,470 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:48:41,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:48:41,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:48:41,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:48:41,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:48:41,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:48:41,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:48:41,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:48:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-12-05 23:48:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-12-05 23:48:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-12-05 23:48:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-12-05 23:48:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:48:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:48:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:48:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:48:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:48:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:48:41,529 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:48:41,636 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:48:41,637 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:48:41,834 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:48:41,834 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:48:41,864 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:48:41,864 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 23:48:41,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:48:41 BoogieIcfgContainer [2024-12-05 23:48:41,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:48:41,865 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:48:41,865 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:48:41,873 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:48:41,874 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:48:41" (1/1) ... [2024-12-05 23:48:41,874 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:48:41,879 INFO L158 Benchmark]: Toolchain (without parser) took 810.89ms. Allocated memory is still 92.3MB. Free memory was 68.7MB in the beginning and 55.6MB in the end (delta: 13.1MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-05 23:48:41,879 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:48:41,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.87ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 48.5MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:48:41,880 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.21ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 46.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:48:41,880 INFO L158 Benchmark]: Boogie Preprocessor took 24.21ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:48:41,881 INFO L158 Benchmark]: RCFGBuilder took 391.45ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 57.0MB in the end (delta: -11.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-12-05 23:48:41,881 INFO L158 Benchmark]: CodeCheck took 12.03ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 55.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:48:41,883 INFO L338 ainManager$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 83.9MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.87ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 48.5MB in the end (delta: 20.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.21ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 46.7MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.21ms. Allocated memory is still 92.3MB. Free memory was 46.7MB in the beginning and 45.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 391.45ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 57.0MB in the end (delta: -11.9MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 12.03ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 55.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:48:41,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cdb0664-0fe3-488d-8ef3-c47f0e4d2c27/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