./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/fib_safe-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_safe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d0c5b9355e30d5caa4f24695b56ab4fa8d9d282078ca8b4e24a8f9b8920e450 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:31:12,387 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:31:12,504 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 23:31:12,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:31:12,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:31:12,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:31:12,563 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:31:12,563 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:31:12,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:31:12,568 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:31:12,569 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:31:12,570 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:31:12,570 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:31:12,570 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:31:12,571 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:31:12,571 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:31:12,572 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:31:12,573 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:31:12,573 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:31:12,574 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:31:12,574 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:31:12,575 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:31:12,575 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:31:12,576 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:31:12,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:31:12,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:12,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:31:12,578 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:31:12,578 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:31:12,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:31:12,579 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d0c5b9355e30d5caa4f24695b56ab4fa8d9d282078ca8b4e24a8f9b8920e450 [2024-11-08 23:31:12,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:31:13,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:31:13,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:31:13,008 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:31:13,009 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:31:13,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/fib_safe-10.i Unable to find full path for "g++" [2024-11-08 23:31:15,558 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:31:15,804 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:31:15,805 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/sv-benchmarks/c/pthread/fib_safe-10.i [2024-11-08 23:31:15,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/data/ff2b6d653/208ad65d0d3549d6ae837394eaf99bb0/FLAG30ba872b1 [2024-11-08 23:31:15,837 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/data/ff2b6d653/208ad65d0d3549d6ae837394eaf99bb0 [2024-11-08 23:31:15,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:31:15,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:31:15,842 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:15,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:31:15,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:31:15,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:15" (1/1) ... [2024-11-08 23:31:15,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78533950 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:15, skipping insertion in model container [2024-11-08 23:31:15,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:15" (1/1) ... [2024-11-08 23:31:15,910 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:31:16,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:16,568 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:31:16,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:16,705 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:31:16,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16 WrapperNode [2024-11-08 23:31:16,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:16,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:16,708 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:31:16,708 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:31:16,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,740 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,768 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-11-08 23:31:16,769 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:16,770 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:31:16,770 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:31:16,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:31:16,783 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,799 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,801 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,803 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,806 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:31:16,808 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:31:16,808 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:31:16,808 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:31:16,810 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:16" (1/1) ... [2024-11-08 23:31:16,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:16,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:31:16,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:31:16,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:31:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-08 23:31:16,907 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-08 23:31:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-08 23:31:16,907 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-08 23:31:16,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:31:16,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:31:16,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:31:16,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:31:16,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:31:16,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:31:16,912 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:31:17,075 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:31:17,078 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:31:17,301 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:31:17,301 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:31:17,317 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:31:17,318 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:31:17,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:17 BoogieIcfgContainer [2024-11-08 23:31:17,319 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:31:17,320 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:31:17,320 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:31:17,335 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:31:17,335 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:17" (1/1) ... [2024-11-08 23:31:17,336 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:31:17,341 INFO L158 Benchmark]: Toolchain (without parser) took 1499.51ms. Allocated memory is still 169.9MB. Free memory was 129.3MB in the beginning and 88.4MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-08 23:31:17,342 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:17,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 864.26ms. Allocated memory is still 169.9MB. Free memory was 128.8MB in the beginning and 106.8MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 23:31:17,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.97ms. Allocated memory is still 169.9MB. Free memory was 106.8MB in the beginning and 105.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:31:17,345 INFO L158 Benchmark]: Boogie Preprocessor took 36.65ms. Allocated memory is still 169.9MB. Free memory was 105.2MB in the beginning and 103.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:31:17,346 INFO L158 Benchmark]: RCFGBuilder took 511.02ms. Allocated memory is still 169.9MB. Free memory was 103.6MB in the beginning and 88.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:31:17,346 INFO L158 Benchmark]: CodeCheck took 19.27ms. Allocated memory is still 169.9MB. Free memory was 88.9MB in the beginning and 88.4MB in the end (delta: 549.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:17,353 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 0.34ms. Allocated memory is still 119.5MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 864.26ms. Allocated memory is still 169.9MB. Free memory was 128.8MB in the beginning and 106.8MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.97ms. Allocated memory is still 169.9MB. Free memory was 106.8MB in the beginning and 105.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.65ms. Allocated memory is still 169.9MB. Free memory was 105.2MB in the beginning and 103.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 511.02ms. Allocated memory is still 169.9MB. Free memory was 103.6MB in the beginning and 88.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 19.27ms. Allocated memory is still 169.9MB. Free memory was 88.9MB in the beginning and 88.4MB in the end (delta: 549.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:31:17,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_safe-10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4d0c5b9355e30d5caa4f24695b56ab4fa8d9d282078ca8b4e24a8f9b8920e450 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:31:20,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:31:20,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-08 23:31:20,623 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:31:20,624 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:31:20,625 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:31:20,626 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:31:20,626 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:31:20,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:31:20,627 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:31:20,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:31:20,628 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:31:20,630 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:31:20,632 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:31:20,633 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:31:20,634 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:31:20,634 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:31:20,635 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:31:20,635 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:31:20,636 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:31:20,636 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:31:20,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:31:20,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:31:20,642 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:31:20,642 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:31:20,643 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:20,643 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:31:20,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:31:20,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:20,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:31:20,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:31:20,650 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:31:20,651 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:20,651 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:31:20,652 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d0c5b9355e30d5caa4f24695b56ab4fa8d9d282078ca8b4e24a8f9b8920e450 [2024-11-08 23:31:21,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:31:21,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:31:21,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:31:21,212 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:31:21,214 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:31:21,216 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/fib_safe-10.i Unable to find full path for "g++" [2024-11-08 23:31:23,787 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:31:24,161 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:31:24,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/sv-benchmarks/c/pthread/fib_safe-10.i [2024-11-08 23:31:24,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/data/9447ed4d2/5ea925284f1b47caa48de79b36a46d89/FLAGaa7e28574 [2024-11-08 23:31:24,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/data/9447ed4d2/5ea925284f1b47caa48de79b36a46d89 [2024-11-08 23:31:24,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:31:24,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:31:24,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:24,382 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:31:24,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:31:24,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:24" (1/1) ... [2024-11-08 23:31:24,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81dd173 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:24, skipping insertion in model container [2024-11-08 23:31:24,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:24" (1/1) ... [2024-11-08 23:31:24,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:31:25,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:25,061 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:31:25,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:25,187 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:31:25,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25 WrapperNode [2024-11-08 23:31:25,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:25,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:25,189 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:31:25,189 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:31:25,199 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,285 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-11-08 23:31:25,288 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:25,289 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:31:25,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:31:25,289 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:31:25,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,307 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,308 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,328 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,334 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,336 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:31:25,341 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:31:25,341 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:31:25,341 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:31:25,342 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:25" (1/1) ... [2024-11-08 23:31:25,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:25,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:31:25,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:31:25,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:31:25,425 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-08 23:31:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-08 23:31:25,426 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-08 23:31:25,426 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-08 23:31:25,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:31:25,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:31:25,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:31:25,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:31:25,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:31:25,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:31:25,431 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:31:25,708 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:31:25,712 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:31:26,003 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:31:26,003 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:31:26,021 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:31:26,022 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:31:26,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:26 BoogieIcfgContainer [2024-11-08 23:31:26,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:31:26,024 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:31:26,025 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:31:26,038 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:31:26,038 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:26" (1/1) ... [2024-11-08 23:31:26,041 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:31:26,047 INFO L158 Benchmark]: Toolchain (without parser) took 1667.61ms. Allocated memory is still 83.9MB. Free memory was 58.7MB in the beginning and 39.5MB in the end (delta: 19.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-08 23:31:26,050 INFO L158 Benchmark]: CDTParser took 1.55ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 142.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:31:26,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 806.10ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 59.5MB in the end (delta: -1.1MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2024-11-08 23:31:26,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.51ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 57.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:31:26,053 INFO L158 Benchmark]: Boogie Preprocessor took 51.26ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 55.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:26,054 INFO L158 Benchmark]: RCFGBuilder took 682.59ms. Allocated memory is still 83.9MB. Free memory was 55.7MB in the beginning and 40.6MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 23:31:26,056 INFO L158 Benchmark]: CodeCheck took 20.32ms. Allocated memory is still 83.9MB. Free memory was 40.6MB in the beginning and 39.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:31:26,060 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 1.55ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 142.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 806.10ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 59.5MB in the end (delta: -1.1MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.51ms. Allocated memory is still 83.9MB. Free memory was 59.5MB in the beginning and 57.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.26ms. Allocated memory is still 83.9MB. Free memory was 57.3MB in the beginning and 55.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 682.59ms. Allocated memory is still 83.9MB. Free memory was 55.7MB in the beginning and 40.6MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 20.32ms. Allocated memory is still 83.9MB. Free memory was 40.6MB in the beginning and 39.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:31:26,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a3d895c-096b-42aa-8b2c-6057737df048/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported