./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_unsafe-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0f90189cbea201dcd094fc9e84327a00ade17017ada90c5df84c8712afaf176 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:45:10,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:45:10,181 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:45:10,193 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:45:10,194 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:45:10,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:45:10,243 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:45:10,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:45:10,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:45:10,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:45:10,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:45:10,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:45:10,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:45:10,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:45:10,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:45:10,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:45:10,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:45:10,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:45:10,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:45:10,248 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:45:10,248 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:45:10,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:45:10,248 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:45:10,248 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:45:10,248 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:45:10,248 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:45:10,249 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:45:10,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:45:10,249 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:45:10,249 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:45:10,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:45:10,249 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:45:10,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:45:10,250 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_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0f90189cbea201dcd094fc9e84327a00ade17017ada90c5df84c8712afaf176 [2024-11-13 20:45:10,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:45:10,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:45:10,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:45:10,672 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:45:10,673 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:45:10,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread/fib_unsafe-5.i Unable to find full path for "g++" [2024-11-13 20:45:12,803 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:45:13,138 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:45:13,139 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/sv-benchmarks/c/pthread/fib_unsafe-5.i [2024-11-13 20:45:13,162 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/data/422f220bc/350e518ec09a411abb710eee082cfe45/FLAGdba2f67ce [2024-11-13 20:45:13,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/data/422f220bc/350e518ec09a411abb710eee082cfe45 [2024-11-13 20:45:13,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:45:13,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:45:13,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:45:13,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:45:13,195 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:45:13,196 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,197 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d4e862a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13, skipping insertion in model container [2024-11-13 20:45:13,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,243 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:45:13,610 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/sv-benchmarks/c/pthread/fib_unsafe-5.i[30243,30256] [2024-11-13 20:45:13,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:45:13,666 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:45:13,754 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/sv-benchmarks/c/pthread/fib_unsafe-5.i[30243,30256] [2024-11-13 20:45:13,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:45:13,823 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:45:13,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13 WrapperNode [2024-11-13 20:45:13,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:45:13,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:45:13,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:45:13,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:45:13,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,854 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,884 INFO L138 Inliner]: procedures = 164, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 20:45:13,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:45:13,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:45:13,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:45:13,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:45:13,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,907 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,914 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:45:13,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:45:13,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:45:13,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:45:13,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:13" (1/1) ... [2024-11-13 20:45:13,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:45:13,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:45:13,963 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:45:13,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:45:14,007 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-13 20:45:14,007 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-13 20:45:14,008 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-13 20:45:14,008 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-13 20:45:14,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:45:14,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:45:14,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:45:14,009 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:45:14,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:45:14,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:45:14,011 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:45:14,200 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:45:14,203 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:45:14,481 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:45:14,481 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:45:14,498 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:45:14,498 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:45:14,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:45:14 BoogieIcfgContainer [2024-11-13 20:45:14,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:45:14,502 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:45:14,502 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:45:14,514 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:45:14,515 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:45:14" (1/1) ... [2024-11-13 20:45:14,516 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:45:14,523 INFO L158 Benchmark]: Toolchain (without parser) took 1335.32ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 46.4MB in the end (delta: 36.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:45:14,527 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:45:14,528 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.41ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 62.8MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:45:14,529 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.99ms. Allocated memory is still 109.1MB. Free memory was 62.8MB in the beginning and 61.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:45:14,529 INFO L158 Benchmark]: Boogie Preprocessor took 27.66ms. Allocated memory is still 109.1MB. Free memory was 60.9MB in the beginning and 60.1MB in the end (delta: 760.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:45:14,530 INFO L158 Benchmark]: RCFGBuilder took 581.58ms. Allocated memory is still 109.1MB. Free memory was 60.1MB in the beginning and 47.6MB in the end (delta: 12.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:45:14,530 INFO L158 Benchmark]: CodeCheck took 19.53ms. Allocated memory is still 109.1MB. Free memory was 47.6MB in the beginning and 46.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:45:14,532 INFO L338 ainManager$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 0.45ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 636.41ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 62.8MB in the end (delta: 19.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.99ms. Allocated memory is still 109.1MB. Free memory was 62.8MB in the beginning and 61.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.66ms. Allocated memory is still 109.1MB. Free memory was 60.9MB in the beginning and 60.1MB in the end (delta: 760.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.58ms. Allocated memory is still 109.1MB. Free memory was 60.1MB in the beginning and 47.6MB in the end (delta: 12.5MB). There was no memory consumed. Max. memory is 16.1GB. * CodeCheck took 19.53ms. Allocated memory is still 109.1MB. Free memory was 47.6MB in the beginning and 46.4MB 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. [2024-11-13 20:45:14,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/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_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_unsafe-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0f90189cbea201dcd094fc9e84327a00ade17017ada90c5df84c8712afaf176 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:45:17,536 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:45:17,726 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:45:17,810 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:45:17,811 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:45:17,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:45:17,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:45:17,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:45:17,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:45:17,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:45:17,814 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:45:17,814 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:45:17,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:45:17,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:45:17,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:45:17,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:45:17,815 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:45:17,815 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:45:17,815 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:45:17,815 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:45:17,816 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:45:17,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:45:17,816 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:45:17,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:45:17,816 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:45:17,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:45:17,819 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:45:17,819 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:45:17,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:45:17,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:45:17,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:45:17,820 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:45:17,820 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:45:17,820 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:45:17,820 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:45:17,820 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:45:17,820 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_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0f90189cbea201dcd094fc9e84327a00ade17017ada90c5df84c8712afaf176 [2024-11-13 20:45:18,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:45:18,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:45:18,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:45:18,242 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:45:18,243 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:45:18,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread/fib_unsafe-5.i Unable to find full path for "g++" [2024-11-13 20:45:20,466 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:45:20,956 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:45:20,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/sv-benchmarks/c/pthread/fib_unsafe-5.i [2024-11-13 20:45:20,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/data/d09e43b4d/fb2dfe7b6d584253a7748d57b7ad3f85/FLAGdd332aa6b [2024-11-13 20:45:21,011 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/data/d09e43b4d/fb2dfe7b6d584253a7748d57b7ad3f85 [2024-11-13 20:45:21,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:45:21,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:45:21,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:45:21,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:45:21,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:45:21,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,029 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19f3c299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21, skipping insertion in model container [2024-11-13 20:45:21,029 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,084 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:45:21,448 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/sv-benchmarks/c/pthread/fib_unsafe-5.i[30243,30256] [2024-11-13 20:45:21,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:45:21,516 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:45:21,562 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/sv-benchmarks/c/pthread/fib_unsafe-5.i[30243,30256] [2024-11-13 20:45:21,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:45:21,625 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:45:21,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21 WrapperNode [2024-11-13 20:45:21,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:45:21,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:45:21,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:45:21,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:45:21,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,693 INFO L138 Inliner]: procedures = 165, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2024-11-13 20:45:21,695 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:45:21,696 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:45:21,696 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:45:21,696 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:45:21,704 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,715 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,731 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:45:21,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:45:21,732 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:45:21,732 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:45:21,733 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:45:21" (1/1) ... [2024-11-13 20:45:21,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:45:21,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:45:21,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:45:21,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:45:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-13 20:45:21,820 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-13 20:45:21,820 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-13 20:45:21,820 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-13 20:45:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:45:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:45:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:45:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:45:21,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:45:21,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:45:21,823 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:45:22,026 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:45:22,028 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:45:22,339 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:45:22,340 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:45:22,357 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:45:22,358 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:45:22,359 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:45:22 BoogieIcfgContainer [2024-11-13 20:45:22,359 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:45:22,361 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:45:22,361 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:45:22,372 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:45:22,373 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:45:22" (1/1) ... [2024-11-13 20:45:22,374 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:45:22,381 INFO L158 Benchmark]: Toolchain (without parser) took 1364.88ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 51.7MB in the end (delta: 39.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:45:22,381 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:45:22,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 608.24ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 70.2MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:45:22,382 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.77ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 68.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:45:22,383 INFO L158 Benchmark]: Boogie Preprocessor took 34.75ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 67.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:45:22,383 INFO L158 Benchmark]: RCFGBuilder took 628.35ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 52.9MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:45:22,384 INFO L158 Benchmark]: CodeCheck took 18.77ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 51.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:45:22,390 INFO L338 ainManager$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 0.54ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 608.24ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 70.2MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.77ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 68.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.75ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 67.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 628.35ms. Allocated memory is still 117.4MB. Free memory was 67.0MB in the beginning and 52.9MB in the end (delta: 14.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 18.77ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 51.7MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:45:22,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_326c6250-12b6-4d71-a863-63e33bc3bc9a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported