./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/fib_safe-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/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_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/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_ef749764-acf9-4ea6-b6fb-cf827e624a74/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 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:29:47,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:29:47,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-09 00:29:47,179 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:29:47,180 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:29:47,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:29:47,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:29:47,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:29:47,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:29:47,216 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:29:47,216 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:29:47,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:29:47,217 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:29:47,220 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:29:47,220 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:29:47,220 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:29:47,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:29:47,221 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:29:47,221 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:29:47,222 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:29:47,222 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:29:47,223 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:29:47,227 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:29:47,227 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:29:47,228 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:29:47,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:47,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:29:47,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:29:47,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:29:47,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:29:47,230 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_ef749764-acf9-4ea6-b6fb-cf827e624a74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2024-11-09 00:29:47,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:29:47,550 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:29:47,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:29:47,557 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:29:47,558 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:29:47,559 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/fib_safe-7.i Unable to find full path for "g++" [2024-11-09 00:29:49,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:29:49,820 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:29:49,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/sv-benchmarks/c/pthread/fib_safe-7.i [2024-11-09 00:29:49,840 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/data/4aeababc6/18530d84cc134c7da2c6f340896bbca4/FLAG425892fa5 [2024-11-09 00:29:49,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/data/4aeababc6/18530d84cc134c7da2c6f340896bbca4 [2024-11-09 00:29:49,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:29:49,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:29:49,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:49,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:29:49,876 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:29:49,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:49" (1/1) ... [2024-11-09 00:29:49,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19a95886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:49, skipping insertion in model container [2024-11-09 00:29:49,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:49" (1/1) ... [2024-11-09 00:29:49,927 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:29:50,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:50,365 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:29:50,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:50,478 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:29:50,479 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50 WrapperNode [2024-11-09 00:29:50,479 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:50,480 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:50,481 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:29:50,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:29:50,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,505 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,529 INFO L138 Inliner]: procedures = 164, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-11-09 00:29:50,530 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:50,530 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:29:50,531 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:29:50,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:29:50,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,547 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,551 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:29:50,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:29:50,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:29:50,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:29:50,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:50" (1/1) ... [2024-11-09 00:29:50,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:50,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:29:50,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:29:50,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:29:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-09 00:29:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-09 00:29:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-09 00:29:50,625 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-09 00:29:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:29:50,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:29:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:29:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:29:50,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:29:50,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:29:50,628 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:29:50,773 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:29:50,775 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:29:51,042 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:29:51,043 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:29:51,060 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:29:51,061 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:29:51,062 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:51 BoogieIcfgContainer [2024-11-09 00:29:51,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:29:51,064 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:29:51,064 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:29:51,072 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:29:51,073 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:51" (1/1) ... [2024-11-09 00:29:51,073 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) [2024-11-09 00:29:51,077 INFO L158 Benchmark]: Toolchain (without parser) took 1209.55ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 70.3MB in the end (delta: 40.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-09 00:29:51,078 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:51,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.20ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 89.2MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 00:29:51,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.37ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:51,080 INFO L158 Benchmark]: Boogie Preprocessor took 26.29ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 85.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:51,081 INFO L158 Benchmark]: RCFGBuilder took 505.91ms. Allocated memory is still 142.6MB. Free memory was 85.6MB in the beginning and 71.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:29:51,081 INFO L158 Benchmark]: CodeCheck took 11.63ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 70.3MB in the end (delta: 625.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:51,086 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 0.33ms. Allocated memory is still 117.4MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.20ms. Allocated memory is still 142.6MB. Free memory was 110.8MB in the beginning and 89.2MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.37ms. Allocated memory is still 142.6MB. Free memory was 89.2MB in the beginning and 87.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.29ms. Allocated memory is still 142.6MB. Free memory was 87.1MB in the beginning and 85.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 505.91ms. Allocated memory is still 142.6MB. Free memory was 85.6MB in the beginning and 71.0MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 11.63ms. Allocated memory is still 142.6MB. Free memory was 71.0MB in the beginning and 70.3MB in the end (delta: 625.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:29:51,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/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_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/fib_safe-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/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_ef749764-acf9-4ea6-b6fb-cf827e624a74/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 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:29:53,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:29:53,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-09 00:29:53,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:29:53,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:29:53,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:29:53,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:29:53,710 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:29:53,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:29:53,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:29:53,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:29:53,711 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 00:29:53,712 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 00:29:53,712 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 00:29:53,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:29:53,713 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:29:53,713 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:29:53,713 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:29:53,714 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:29:53,714 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:29:53,717 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:29:53,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:29:53,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:29:53,721 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:29:53,722 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:29:53,722 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:29:53,722 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:29:53,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:29:53,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:53,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:29:53,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:29:53,723 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:29:53,724 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:29:53,724 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:29:53,727 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_ef749764-acf9-4ea6-b6fb-cf827e624a74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a12d5b905fa07b94a851888f481630fccc5d15913fb6b7efa54c908526d1783 [2024-11-09 00:29:54,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:29:54,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:29:54,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:29:54,137 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:29:54,141 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:29:54,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread/fib_safe-7.i Unable to find full path for "g++" [2024-11-09 00:29:56,274 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:29:56,638 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:29:56,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/sv-benchmarks/c/pthread/fib_safe-7.i [2024-11-09 00:29:56,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/data/3c1c907a7/80aa3a9eef4b48f89a6f949c0fa3b666/FLAGa4a8ec271 [2024-11-09 00:29:56,672 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/data/3c1c907a7/80aa3a9eef4b48f89a6f949c0fa3b666 [2024-11-09 00:29:56,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:29:56,678 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:29:56,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:56,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:29:56,686 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:29:56,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:56" (1/1) ... [2024-11-09 00:29:56,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bc543f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:56, skipping insertion in model container [2024-11-09 00:29:56,691 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:56" (1/1) ... [2024-11-09 00:29:56,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:29:57,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:57,312 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:29:57,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:57,395 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:29:57,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57 WrapperNode [2024-11-09 00:29:57,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:57,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:57,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:29:57,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:29:57,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,439 INFO L138 Inliner]: procedures = 165, calls = 21, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 67 [2024-11-09 00:29:57,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:57,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:29:57,441 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:29:57,441 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:29:57,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,465 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,469 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:29:57,470 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:29:57,470 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:29:57,471 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:29:57,471 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:57,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:29:57,501 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:29:57,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:29:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-11-09 00:29:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-11-09 00:29:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-11-09 00:29:57,542 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-11-09 00:29:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:29:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:29:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:29:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:29:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:29:57,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:29:57,546 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:29:57,708 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:29:57,710 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:29:57,942 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:29:57,942 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:29:57,961 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:29:57,961 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:29:57,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:57 BoogieIcfgContainer [2024-11-09 00:29:57,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:29:57,962 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:29:57,963 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:29:57,973 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:29:57,973 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:57" (1/1) ... [2024-11-09 00:29:57,974 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) [2024-11-09 00:29:57,981 INFO L158 Benchmark]: Toolchain (without parser) took 1301.90ms. Allocated memory is still 77.6MB. Free memory was 52.2MB in the beginning and 45.7MB in the end (delta: 6.5MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-11-09 00:29:57,981 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:57,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.63ms. Allocated memory is still 77.6MB. Free memory was 52.0MB in the beginning and 46.4MB in the end (delta: 5.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2024-11-09 00:29:57,982 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.90ms. Allocated memory is still 77.6MB. Free memory was 46.4MB in the beginning and 44.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:57,983 INFO L158 Benchmark]: Boogie Preprocessor took 29.13ms. Allocated memory is still 77.6MB. Free memory was 44.4MB in the beginning and 42.8MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:29:57,984 INFO L158 Benchmark]: RCFGBuilder took 491.55ms. Allocated memory is still 77.6MB. Free memory was 42.6MB in the beginning and 46.8MB in the end (delta: -4.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:57,985 INFO L158 Benchmark]: CodeCheck took 16.62ms. Allocated memory is still 77.6MB. Free memory was 46.5MB in the beginning and 45.7MB in the end (delta: 778.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:57,991 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 0.47ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.63ms. Allocated memory is still 77.6MB. Free memory was 52.0MB in the beginning and 46.4MB in the end (delta: 5.5MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.90ms. Allocated memory is still 77.6MB. Free memory was 46.4MB in the beginning and 44.4MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.13ms. Allocated memory is still 77.6MB. Free memory was 44.4MB in the beginning and 42.8MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 491.55ms. Allocated memory is still 77.6MB. Free memory was 42.6MB in the beginning and 46.8MB in the end (delta: -4.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * CodeCheck took 16.62ms. Allocated memory is still 77.6MB. Free memory was 46.5MB in the beginning and 45.7MB in the end (delta: 778.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:29:58,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ef749764-acf9-4ea6-b6fb-cf827e624a74/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