./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL --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 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:51:55,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:51:56,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:51:56,026 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:51:56,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:51:56,053 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:51:56,054 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:51:56,055 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:51:56,056 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:51:56,057 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:51:56,057 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:51:56,058 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:51:56,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:51:56,059 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:51:56,060 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:51:56,061 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:51:56,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:51:56,062 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:51:56,063 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:51:56,063 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:51:56,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:51:56,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:51:56,066 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:51:56,067 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:51:56,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:51:56,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:51:56,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:51:56,069 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:51:56,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:51:56,070 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_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-11-19 02:51:56,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:51:56,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:51:56,381 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:51:56,382 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:51:56,383 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:51:56,386 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-19 02:51:59,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:51:59,893 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:51:59,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-19 02:51:59,902 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/data/e896f7d56/5e347d1c3d184ea3a596642dd485ffd4/FLAG242d84a81 [2023-11-19 02:51:59,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/data/e896f7d56/5e347d1c3d184ea3a596642dd485ffd4 [2023-11-19 02:51:59,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:51:59,922 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:51:59,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:51:59,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:51:59,930 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:51:59,931 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:59" (1/1) ... [2023-11-19 02:51:59,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4493728e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:51:59, skipping insertion in model container [2023-11-19 02:51:59,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:51:59" (1/1) ... [2023-11-19 02:51:59,964 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:00,194 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:00,207 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:00,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:00,251 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:00,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00 WrapperNode [2023-11-19 02:52:00,252 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:00,253 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:00,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:00,254 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:00,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,271 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,294 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2023-11-19 02:52:00,294 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:00,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:00,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:00,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:00,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,309 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:00,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:00,329 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:00,329 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:00,330 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:00" (1/1) ... [2023-11-19 02:52:00,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:00,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:00,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:00,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:00,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:00,419 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:52:00,419 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:52:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:52:00,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:52:00,420 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:52:00,420 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:52:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:52:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:52:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:52:00,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:00,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:52:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:52:00,426 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:52:00,620 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:00,627 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:01,025 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:01,035 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:01,035 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:52:01,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:01 BoogieIcfgContainer [2023-11-19 02:52:01,039 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:01,040 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:01,041 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:01,052 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:01,053 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:01" (1/1) ... [2023-11-19 02:52:01,054 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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) [2023-11-19 02:52:01,058 INFO L158 Benchmark]: Toolchain (without parser) took 1134.80ms. Allocated memory is still 218.1MB. Free memory was 183.4MB in the beginning and 150.9MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 02:52:01,059 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 151.0MB. Free memory is still 98.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:01,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.16ms. Allocated memory is still 218.1MB. Free memory was 183.4MB in the beginning and 171.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:52:01,060 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.48ms. Allocated memory is still 218.1MB. Free memory was 171.8MB in the beginning and 170.8MB in the end (delta: 982.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:01,061 INFO L158 Benchmark]: Boogie Preprocessor took 32.71ms. Allocated memory is still 218.1MB. Free memory was 170.8MB in the beginning and 168.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:01,062 INFO L158 Benchmark]: RCFGBuilder took 710.85ms. Allocated memory is still 218.1MB. Free memory was 168.9MB in the beginning and 152.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:52:01,063 INFO L158 Benchmark]: CodeCheck took 15.75ms. Allocated memory is still 218.1MB. Free memory was 152.1MB in the beginning and 150.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:01,067 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 151.0MB. Free memory is still 98.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.16ms. Allocated memory is still 218.1MB. Free memory was 183.4MB in the beginning and 171.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.48ms. Allocated memory is still 218.1MB. Free memory was 171.8MB in the beginning and 170.8MB in the end (delta: 982.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.71ms. Allocated memory is still 218.1MB. Free memory was 170.8MB in the beginning and 168.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 710.85ms. Allocated memory is still 218.1MB. Free memory was 168.9MB in the beginning and 152.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.75ms. Allocated memory is still 218.1MB. Free memory was 152.1MB in the beginning and 150.9MB 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. [2023-11-19 02:52:01,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL --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 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:52:03,916 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:52:04,015 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:52:04,052 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:52:04,055 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:52:04,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:52:04,057 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:52:04,058 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:52:04,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:52:04,060 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:52:04,061 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:52:04,062 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:52:04,062 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:52:04,067 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:52:04,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:52:04,068 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:52:04,070 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:52:04,070 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:52:04,071 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:52:04,071 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:52:04,072 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:52:04,072 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:52:04,073 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:52:04,073 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:52:04,073 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:52:04,074 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:52:04,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:52:04,075 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:04,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:52:04,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:52:04,078 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:52:04,078 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:52:04,078 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:52:04,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:52:04,079 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-11-19 02:52:04,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:52:04,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:52:04,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:52:04,569 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:52:04,571 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:52:04,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-19 02:52:07,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:52:08,129 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:52:08,133 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-19 02:52:08,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/data/7146688ea/20abcd2c68894f10911163e23e557164/FLAG135f31d09 [2023-11-19 02:52:08,162 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/data/7146688ea/20abcd2c68894f10911163e23e557164 [2023-11-19 02:52:08,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:52:08,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:52:08,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:08,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:52:08,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:52:08,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32f9044 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08, skipping insertion in model container [2023-11-19 02:52:08,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,221 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:52:08,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:08,535 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:52:08,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:52:08,607 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:52:08,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08 WrapperNode [2023-11-19 02:52:08,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:52:08,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:08,610 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:52:08,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:52:08,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,646 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,679 INFO L138 Inliner]: procedures = 24, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2023-11-19 02:52:08,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:52:08,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:52:08,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:52:08,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:52:08,692 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,697 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,706 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,710 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,713 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,715 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:52:08,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:52:08,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:52:08,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:52:08,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:52:08" (1/1) ... [2023-11-19 02:52:08,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:52:08,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:52:08,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:52:08,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:52:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:52:08,828 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:52:08,828 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:52:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:52:08,829 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:52:08,829 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:52:08,830 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:52:08,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:52:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:52:08,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:52:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:52:08,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:52:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:52:08,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:52:08,834 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:52:09,025 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:52:09,028 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:52:09,510 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:52:09,521 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:52:09,522 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:52:09,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:09 BoogieIcfgContainer [2023-11-19 02:52:09,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:52:09,528 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:52:09,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:52:09,541 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:52:09,541 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:52:09" (1/1) ... [2023-11-19 02:52:09,542 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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) [2023-11-19 02:52:09,547 INFO L158 Benchmark]: Toolchain (without parser) took 1378.67ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 40.2MB in the beginning and 75.1MB in the end (delta: -34.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:09,548 INFO L158 Benchmark]: CDTParser took 0.84ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:09,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.19ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 47.7MB in the end (delta: -7.9MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-11-19 02:52:09,550 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.67ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 45.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:09,551 INFO L158 Benchmark]: Boogie Preprocessor took 37.93ms. Allocated memory is still 71.3MB. Free memory was 45.9MB in the beginning and 44.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:52:09,552 INFO L158 Benchmark]: RCFGBuilder took 807.52ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 44.2MB in the beginning and 76.0MB in the end (delta: -31.7MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-19 02:52:09,553 INFO L158 Benchmark]: CodeCheck took 17.07ms. Allocated memory is still 102.8MB. Free memory was 76.0MB in the beginning and 75.1MB in the end (delta: 909.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:52:09,557 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.19ms. Allocated memory is still 71.3MB. Free memory was 39.8MB in the beginning and 47.7MB in the end (delta: -7.9MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.67ms. Allocated memory is still 71.3MB. Free memory was 47.5MB in the beginning and 45.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.93ms. Allocated memory is still 71.3MB. Free memory was 45.9MB in the beginning and 44.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 807.52ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 44.2MB in the beginning and 76.0MB in the end (delta: -31.7MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * CodeCheck took 17.07ms. Allocated memory is still 102.8MB. Free memory was 76.0MB in the beginning and 75.1MB in the end (delta: 909.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:52:09,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea430b4b-18f1-4443-8e01-cdde1196cade/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported