./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-node-symm.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_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/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_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/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_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/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 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:05,997 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:06,089 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:28:06,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:28:06,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:28:06,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:06,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:06,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:06,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:06,137 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:28:06,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:06,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:28:06,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:06,139 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:28:06,144 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:28:06,145 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:28:06,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:06,146 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:28:06,147 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:28:06,147 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:06,148 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:06,148 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:06,149 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:06,149 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:06,150 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:06,150 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:06,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:06,151 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:28:06,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:28:06,152 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_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-11-19 03:28:06,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:06,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:06,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:06,483 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:06,484 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:06,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 03:28:09,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:09,752 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:09,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 03:28:09,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/data/c40e615aa/cdfe6c472b874eab8f290b5f4019c4a4/FLAG8265a0673 [2023-11-19 03:28:09,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/data/c40e615aa/cdfe6c472b874eab8f290b5f4019c4a4 [2023-11-19 03:28:09,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:09,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:09,793 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:09,793 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:09,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:09,799 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:09" (1/1) ... [2023-11-19 03:28:09,800 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ecd210b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:09, skipping insertion in model container [2023-11-19 03:28:09,800 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:09" (1/1) ... [2023-11-19 03:28:09,827 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:10,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:10,021 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:10,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:10,077 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:10,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10 WrapperNode [2023-11-19 03:28:10,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:10,079 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:10,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:10,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:10,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,167 INFO L138 Inliner]: procedures = 26, calls = 51, calls flagged for inlining = 19, calls inlined = 25, statements flattened = 301 [2023-11-19 03:28:10,167 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:10,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:10,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:10,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:10,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,239 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,267 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,272 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:10,273 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:10,273 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:10,273 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:10,274 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:10" (1/1) ... [2023-11-19 03:28:10,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:10,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:10,316 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:10,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:10,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:28:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:28:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:28:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:28:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:28:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:28:10,351 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:28:10,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:28:10,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:28:10,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:10,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:10,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:28:10,354 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 03:28:10,489 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:10,491 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:11,175 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:11,198 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:11,199 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:28:11,205 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:11 BoogieIcfgContainer [2023-11-19 03:28:11,205 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:11,206 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:11,206 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:11,226 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:11,227 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:11" (1/1) ... [2023-11-19 03:28:11,228 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 03:28:11,232 INFO L158 Benchmark]: Toolchain (without parser) took 1439.86ms. Allocated memory is still 178.3MB. Free memory was 148.8MB in the beginning and 109.0MB in the end (delta: 39.8MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-11-19 03:28:11,232 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 123.7MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:28:11,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.45ms. Allocated memory is still 178.3MB. Free memory was 148.0MB in the beginning and 136.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:28:11,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.16ms. Allocated memory is still 178.3MB. Free memory was 136.2MB in the beginning and 146.0MB in the end (delta: -9.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:11,234 INFO L158 Benchmark]: Boogie Preprocessor took 97.25ms. Allocated memory is still 178.3MB. Free memory was 146.0MB in the beginning and 143.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:11,235 INFO L158 Benchmark]: RCFGBuilder took 932.63ms. Allocated memory is still 178.3MB. Free memory was 143.9MB in the beginning and 110.3MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 03:28:11,236 INFO L158 Benchmark]: CodeCheck took 24.00ms. Allocated memory is still 178.3MB. Free memory was 110.3MB in the beginning and 109.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:28:11,245 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 0.25ms. Allocated memory is still 123.7MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.45ms. Allocated memory is still 178.3MB. Free memory was 148.0MB in the beginning and 136.2MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.16ms. Allocated memory is still 178.3MB. Free memory was 136.2MB in the beginning and 146.0MB in the end (delta: -9.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.25ms. Allocated memory is still 178.3MB. Free memory was 146.0MB in the beginning and 143.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 932.63ms. Allocated memory is still 178.3MB. Free memory was 143.9MB in the beginning and 110.3MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 24.00ms. Allocated memory is still 178.3MB. Free memory was 110.3MB in the beginning and 109.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:28:11,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/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_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/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_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/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 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:13,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:14,095 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:28:14,150 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:14,151 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:14,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:14,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:14,153 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:28:14,154 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:14,159 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:28:14,159 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:14,160 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:28:14,160 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:28:14,162 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:28:14,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:14,163 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:28:14,163 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:28:14,163 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:28:14,164 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:28:14,165 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:28:14,165 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:14,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:14,166 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:14,167 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:14,167 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:14,167 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:28:14,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:14,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:14,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:14,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:14,171 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:28:14,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:14,171 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:28:14,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:28:14,172 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_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9db11e263e78e3a6bd75c2a0c3dda64920ec857df2fbb1d0b7b1072a48f36a31 [2023-11-19 03:28:14,551 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:14,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:14,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:14,578 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:14,579 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:14,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 03:28:17,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:17,830 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:17,831 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/sv-benchmarks/c/weaver/chl-node-symm.wvr.c [2023-11-19 03:28:17,840 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/data/14d21cc97/3a3e9d5ccb114ad2ac6a5b94faee79ee/FLAGe0de2f56b [2023-11-19 03:28:17,854 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/data/14d21cc97/3a3e9d5ccb114ad2ac6a5b94faee79ee [2023-11-19 03:28:17,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:17,858 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:17,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:17,860 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:17,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:17,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:17" (1/1) ... [2023-11-19 03:28:17,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21bcbc83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:17, skipping insertion in model container [2023-11-19 03:28:17,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:17" (1/1) ... [2023-11-19 03:28:17,894 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:18,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:18,130 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:28:18,137 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:18,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:18,183 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:18,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:18,270 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:18,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18 WrapperNode [2023-11-19 03:28:18,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:18,272 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:18,272 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:18,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:18,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,294 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,357 INFO L138 Inliner]: procedures = 28, calls = 51, calls flagged for inlining = 19, calls inlined = 25, statements flattened = 289 [2023-11-19 03:28:18,359 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:18,360 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:18,360 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:18,360 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:18,369 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,369 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,388 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,388 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,434 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,442 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:18,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:18,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:18,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:18,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:18" (1/1) ... [2023-11-19 03:28:18,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:18,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:18,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:18,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 03:28:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:28:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:28:18,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:28:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:28:18,523 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:28:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:28:18,523 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:28:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:28:18,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:18,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:18,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 03:28:18,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:28:18,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:28:18,526 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 03:28:18,657 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:18,660 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:19,638 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:19,651 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:19,652 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:28:19,658 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:19 BoogieIcfgContainer [2023-11-19 03:28:19,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:19,659 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:19,659 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:19,670 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:19,670 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:19" (1/1) ... [2023-11-19 03:28:19,671 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 03:28:19,676 INFO L158 Benchmark]: Toolchain (without parser) took 1816.82ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 62.0MB in the beginning and 67.3MB in the end (delta: -5.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-19 03:28:19,677 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:28:19,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 411.60ms. Allocated memory is still 86.0MB. Free memory was 61.7MB in the beginning and 46.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:28:19,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.92ms. Allocated memory is still 86.0MB. Free memory was 46.3MB in the beginning and 43.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:28:19,679 INFO L158 Benchmark]: Boogie Preprocessor took 82.55ms. Allocated memory is still 86.0MB. Free memory was 43.7MB in the beginning and 64.3MB in the end (delta: -20.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:28:19,680 INFO L158 Benchmark]: RCFGBuilder took 1215.31ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 63.9MB in the beginning and 68.4MB in the end (delta: -4.4MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2023-11-19 03:28:19,680 INFO L158 Benchmark]: CodeCheck took 14.81ms. Allocated memory is still 107.0MB. Free memory was 68.4MB in the beginning and 67.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:28:19,684 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 0.50ms. Allocated memory is still 86.0MB. Free memory was 62.0MB in the beginning and 61.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 411.60ms. Allocated memory is still 86.0MB. Free memory was 61.7MB in the beginning and 46.5MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.92ms. Allocated memory is still 86.0MB. Free memory was 46.3MB in the beginning and 43.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.55ms. Allocated memory is still 86.0MB. Free memory was 43.7MB in the beginning and 64.3MB in the end (delta: -20.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1215.31ms. Allocated memory was 86.0MB in the beginning and 107.0MB in the end (delta: 21.0MB). Free memory was 63.9MB in the beginning and 68.4MB in the end (delta: -4.4MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * CodeCheck took 14.81ms. Allocated memory is still 107.0MB. Free memory was 68.4MB in the beginning and 67.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:28:19,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b48abde6-a3df-47ef-982a-3d19bd9d7f8f/bin/ukojak-verify-G8NBE6pJGL/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