./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c --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_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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 ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:13,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:13,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 22:21:13,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:21:13,580 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:21:13,607 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:13,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:13,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:13,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:13,611 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:13,611 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:21:13,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:13,612 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:13,612 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:21:13,613 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:21:13,613 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:21:13,613 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:13,614 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:13,614 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:21:13,615 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:13,615 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:13,619 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:13,619 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:13,620 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:13,620 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:13,620 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:13,621 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:13,621 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:13,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:21:13,622 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:21:13,622 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_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d [2024-11-08 22:21:13,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:13,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:13,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:13,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:13,970 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:13,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c Unable to find full path for "g++" [2024-11-08 22:21:16,063 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:16,264 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:16,265 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c [2024-11-08 22:21:16,273 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/data/cc6640f87/972f6d8931d0405aaffec86e8ec562be/FLAGb12a6983f [2024-11-08 22:21:16,649 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/data/cc6640f87/972f6d8931d0405aaffec86e8ec562be [2024-11-08 22:21:16,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:16,653 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:16,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:16,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:16,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:16,663 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:16" (1/1) ... [2024-11-08 22:21:16,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@461b2aaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:16, skipping insertion in model container [2024-11-08 22:21:16,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:16" (1/1) ... [2024-11-08 22:21:16,701 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:16,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:16,965 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:16,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:17,016 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:17,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17 WrapperNode [2024-11-08 22:21:17,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:17,017 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:17,017 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:17,017 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:17,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,031 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,062 INFO L138 Inliner]: procedures = 24, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 236 [2024-11-08 22:21:17,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:17,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:17,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:17,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:17,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,093 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:17,099 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:17,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:17,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:17,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:17" (1/1) ... [2024-11-08 22:21:17,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:17,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:17,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:17,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:17,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 22:21:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 22:21:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 22:21:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 22:21:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 22:21:17,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 22:21:17,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:21:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:21:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:21:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:21:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:21:17,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:17,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:17,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:21:17,168 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 22:21:17,284 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:17,286 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:17,846 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:21:17,847 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:21:18,050 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:21:18,050 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:21:18,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:18 BoogieIcfgContainer [2024-11-08 22:21:18,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:21:18,052 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:21:18,052 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:21:18,064 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:21:18,064 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:18" (1/1) ... [2024-11-08 22:21:18,065 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 22:21:18,070 INFO L158 Benchmark]: Toolchain (without parser) took 1415.91ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 100.8MB in the beginning and 121.0MB in the end (delta: -20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:21:18,071 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 86.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:21:18,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.85ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 86.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:21:18,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.27ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 84.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:18,073 INFO L158 Benchmark]: Boogie Preprocessor took 35.67ms. Allocated memory is still 142.6MB. Free memory was 84.2MB in the beginning and 82.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:18,074 INFO L158 Benchmark]: RCFGBuilder took 951.67ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 82.1MB in the beginning and 122.3MB in the end (delta: -40.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-11-08 22:21:18,074 INFO L158 Benchmark]: CodeCheck took 16.65ms. Allocated memory is still 176.2MB. Free memory was 122.3MB in the beginning and 121.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:18,079 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 0.22ms. Allocated memory is still 142.6MB. Free memory is still 86.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.85ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 86.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.27ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 84.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.67ms. Allocated memory is still 142.6MB. Free memory was 84.2MB in the beginning and 82.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 951.67ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 82.1MB in the beginning and 122.3MB in the end (delta: -40.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * CodeCheck took 16.65ms. Allocated memory is still 176.2MB. Free memory was 122.3MB in the beginning and 121.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:21:18,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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 ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:20,508 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:20,605 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-08 22:21:20,650 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:20,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:20,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:20,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:20,655 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:20,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:21:20,657 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:20,658 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:20,659 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 22:21:20,659 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 22:21:20,659 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 22:21:20,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:20,660 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:21:20,660 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:21:20,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:20,661 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:21:20,661 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:21:20,661 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:20,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:20,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:20,667 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:20,667 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:20,667 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:20,668 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:21:20,668 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:20,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:20,669 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:20,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:20,669 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:21:20,669 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:20,670 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:21:20,670 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_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ceb2af5016fd0ad74653237fbc44a2b3541e4ff971325e3807dab6f19c05af6d [2024-11-08 22:21:21,115 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:21,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:21,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:21,158 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:21,159 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:21,161 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c Unable to find full path for "g++" [2024-11-08 22:21:23,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:23,435 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:23,436 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/sv-benchmarks/c/weaver/popl20-horseshoe.wvr.c [2024-11-08 22:21:23,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/data/73f8282b9/ee9aee3e46794a1e9f932b9dde1ff3cc/FLAG3922e7631 [2024-11-08 22:21:23,470 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/data/73f8282b9/ee9aee3e46794a1e9f932b9dde1ff3cc [2024-11-08 22:21:23,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:23,478 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:23,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:23,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:23,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:23,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:23" (1/1) ... [2024-11-08 22:21:23,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a9740d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:23, skipping insertion in model container [2024-11-08 22:21:23,489 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:23" (1/1) ... [2024-11-08 22:21:23,523 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:23,857 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:21:23,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:23,899 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:23,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:24,016 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:24,017 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24 WrapperNode [2024-11-08 22:21:24,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:24,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:24,022 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:24,022 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:24,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,089 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 17, calls inlined = 19, statements flattened = 229 [2024-11-08 22:21:24,091 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:24,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:24,093 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:24,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:24,102 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,112 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,136 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,143 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:24,153 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:24,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:24,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:24,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:24" (1/1) ... [2024-11-08 22:21:24,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:24,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:24,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:24,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:21:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:21:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 22:21:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 22:21:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 22:21:24,239 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 22:21:24,239 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-08 22:21:24,240 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-08 22:21:24,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 22:21:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 22:21:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 22:21:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:21:24,243 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 22:21:24,393 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:24,395 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:25,070 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 22:21:25,070 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:21:25,371 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:21:25,372 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 22:21:25,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:25 BoogieIcfgContainer [2024-11-08 22:21:25,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:21:25,376 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:21:25,376 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:21:25,387 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:21:25,388 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:25" (1/1) ... [2024-11-08 22:21:25,389 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 22:21:25,395 INFO L158 Benchmark]: Toolchain (without parser) took 1915.80ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 47.5MB in the beginning and 62.3MB in the end (delta: -14.8MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2024-11-08 22:21:25,396 INFO L158 Benchmark]: CDTParser took 0.89ms. Allocated memory is still 54.5MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:25,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.06ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 48.1MB in the end (delta: -781.8kB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2024-11-08 22:21:25,399 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.23ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 45.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:25,400 INFO L158 Benchmark]: Boogie Preprocessor took 59.59ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 43.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:25,401 INFO L158 Benchmark]: RCFGBuilder took 1219.73ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 43.4MB in the beginning and 63.4MB in the end (delta: -20.0MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2024-11-08 22:21:25,402 INFO L158 Benchmark]: CodeCheck took 17.66ms. Allocated memory is still 88.1MB. Free memory was 63.4MB in the beginning and 62.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:25,408 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 0.89ms. Allocated memory is still 54.5MB. Free memory was 31.1MB in the beginning and 31.1MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.06ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 48.1MB in the end (delta: -781.8kB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.23ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 45.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.59ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 43.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1219.73ms. Allocated memory was 71.3MB in the beginning and 88.1MB in the end (delta: 16.8MB). Free memory was 43.4MB in the beginning and 63.4MB in the end (delta: -20.0MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * CodeCheck took 17.66ms. Allocated memory is still 88.1MB. Free memory was 63.4MB in the beginning and 62.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:21:25,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c05f9c6-f2df-452f-ab58-77fe58937fe9/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