./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/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_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/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_1be65b33-0263-4ac7-ac73-edf097d9303c/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 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:12,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:12,231 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:06:12,236 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:06:12,237 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:06:12,261 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:12,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:12,263 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:12,264 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:12,265 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:06:12,265 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:06:12,266 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:06:12,266 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:12,267 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:06:12,267 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:06:12,268 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:06:12,268 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:12,269 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:12,269 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:06:12,270 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:12,270 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:12,271 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:12,271 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:12,272 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:12,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:12,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:12,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:12,273 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:06:12,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:06:12,274 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_1be65b33-0263-4ac7-ac73-edf097d9303c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 [2023-11-19 04:06:12,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:12,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:12,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:12,595 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:12,596 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:12,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2023-11-19 04:06:15,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:16,166 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:16,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2023-11-19 04:06:16,198 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/data/999a891a6/d1177b6b02604fd6858288c854670cbe/FLAG14ba46c48 [2023-11-19 04:06:16,217 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/data/999a891a6/d1177b6b02604fd6858288c854670cbe [2023-11-19 04:06:16,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:16,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:16,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:16,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:16,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:16,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:16,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e431d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16, skipping insertion in model container [2023-11-19 04:06:16,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:16,304 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:16,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:16,778 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:16,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:16,881 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:16,882 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:16,890 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:16,891 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16 WrapperNode [2023-11-19 04:06:16,891 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:16,892 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:16,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:16,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:16,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:16,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:16,966 INFO L138 Inliner]: procedures = 176, calls = 74, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-19 04:06:16,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:16,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:16,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:16,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:16,980 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:16,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:17,000 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:17,000 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:17,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:17,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:17,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:17,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:17,051 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:17,055 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:17,060 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:17,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:17,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:16" (1/1) ... [2023-11-19 04:06:17,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:17,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:17,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:17,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:17,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:06:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:06:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:06:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:17,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:06:17,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:06:17,160 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:06:17,160 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:06:17,160 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:06:17,161 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:06:17,162 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:06:17,162 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:06:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:06:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:06:17,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:17,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:17,165 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 04:06:17,373 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:17,375 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:17,965 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:18,473 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:18,473 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:06:18,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:18 BoogieIcfgContainer [2023-11-19 04:06:18,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:18,481 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:18,481 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:18,492 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:18,493 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:18" (1/1) ... [2023-11-19 04:06:18,493 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 04:06:18,502 INFO L158 Benchmark]: Toolchain (without parser) took 2279.28ms. Allocated memory is still 169.9MB. Free memory was 130.7MB in the beginning and 132.7MB in the end (delta: -2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:18,502 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 113.2MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:18,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.41ms. Allocated memory is still 169.9MB. Free memory was 130.0MB in the beginning and 105.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:18,505 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.54ms. Allocated memory is still 169.9MB. Free memory was 105.4MB in the beginning and 102.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:18,506 INFO L158 Benchmark]: Boogie Preprocessor took 86.35ms. Allocated memory is still 169.9MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:18,507 INFO L158 Benchmark]: RCFGBuilder took 1425.38ms. Allocated memory is still 169.9MB. Free memory was 100.6MB in the beginning and 133.8MB in the end (delta: -33.2MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2023-11-19 04:06:18,508 INFO L158 Benchmark]: CodeCheck took 19.19ms. Allocated memory is still 169.9MB. Free memory was 133.8MB in the beginning and 132.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:18,518 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 0.36ms. Allocated memory is still 113.2MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 668.41ms. Allocated memory is still 169.9MB. Free memory was 130.0MB in the beginning and 105.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.54ms. Allocated memory is still 169.9MB. Free memory was 105.4MB in the beginning and 102.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.35ms. Allocated memory is still 169.9MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1425.38ms. Allocated memory is still 169.9MB. Free memory was 100.6MB in the beginning and 133.8MB in the end (delta: -33.2MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * CodeCheck took 19.19ms. Allocated memory is still 169.9MB. Free memory was 133.8MB in the beginning and 132.7MB 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 04:06:18,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/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_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/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_1be65b33-0263-4ac7-ac73-edf097d9303c/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 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:21,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:21,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:06:21,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:21,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:21,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:21,405 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:21,405 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:06:21,406 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:06:21,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:06:21,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:21,408 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:06:21,409 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:06:21,409 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:06:21,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:21,410 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:06:21,411 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:06:21,411 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:06:21,412 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:21,412 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:06:21,413 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:21,414 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:21,415 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:21,415 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:21,415 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:21,416 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:06:21,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:21,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:21,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:21,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:21,419 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:06:21,420 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:21,420 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:06:21,421 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:06:21,421 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_1be65b33-0263-4ac7-ac73-edf097d9303c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ca99869d70e44347287c08401504e0aa96889a44ad1dcfb8d04f6de3849ab47 [2023-11-19 04:06:21,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:21,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:21,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:21,872 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:21,875 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:21,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2023-11-19 04:06:25,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:25,351 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:25,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/sv-benchmarks/c/pthread-wmm/safe018_rmo.opt.i [2023-11-19 04:06:25,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/data/6ec0094fb/ab2fbb9632824a399f6c63b8c10142dd/FLAG9437b717f [2023-11-19 04:06:25,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/data/6ec0094fb/ab2fbb9632824a399f6c63b8c10142dd [2023-11-19 04:06:25,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:25,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:25,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:25,411 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:25,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:25,418 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:25" (1/1) ... [2023-11-19 04:06:25,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a76548 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:25, skipping insertion in model container [2023-11-19 04:06:25,423 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:25" (1/1) ... [2023-11-19 04:06:25,507 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:26,195 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:26,211 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:26,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:26,338 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:26,338 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:26,346 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:26,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26 WrapperNode [2023-11-19 04:06:26,347 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:26,348 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:26,348 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:26,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:26,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,447 INFO L138 Inliner]: procedures = 180, calls = 74, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-19 04:06:26,447 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:26,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:26,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:26,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:26,462 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,484 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,540 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:26,541 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:26,542 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:26,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:26,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:26" (1/1) ... [2023-11-19 04:06:26,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:26,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:26,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:26,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:26,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:06:26,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:06:26,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:26,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:06:26,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:06:26,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:06:26,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:06:26,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:06:26,624 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:06:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:06:26,625 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:06:26,625 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:06:26,625 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:06:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:06:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:06:26,626 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:26,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:26,628 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 04:06:26,809 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:26,813 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:27,672 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:28,267 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:28,267 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:06:28,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:28 BoogieIcfgContainer [2023-11-19 04:06:28,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:06:28,276 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:06:28,276 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:06:28,286 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:06:28,287 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:06:28" (1/1) ... [2023-11-19 04:06:28,288 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 04:06:28,295 INFO L158 Benchmark]: Toolchain (without parser) took 2888.15ms. Allocated memory was 71.3MB in the beginning and 104.9MB in the end (delta: 33.6MB). Free memory was 46.7MB in the beginning and 65.6MB in the end (delta: -18.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-19 04:06:28,297 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 71.3MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:28,298 INFO L158 Benchmark]: CACSL2BoogieTranslator took 936.97ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.6MB in the beginning and 52.8MB in the end (delta: -6.2MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-19 04:06:28,299 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.58ms. Allocated memory is still 86.0MB. Free memory was 52.8MB in the beginning and 50.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:28,300 INFO L158 Benchmark]: Boogie Preprocessor took 91.24ms. Allocated memory is still 86.0MB. Free memory was 50.2MB in the beginning and 47.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:28,302 INFO L158 Benchmark]: RCFGBuilder took 1733.90ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 66.1MB in the end (delta: -18.6MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2023-11-19 04:06:28,303 INFO L158 Benchmark]: CodeCheck took 17.38ms. Allocated memory is still 104.9MB. Free memory was 66.1MB in the beginning and 65.6MB in the end (delta: 505.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:28,312 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 0.75ms. Allocated memory is still 71.3MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 936.97ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 46.6MB in the beginning and 52.8MB in the end (delta: -6.2MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.58ms. Allocated memory is still 86.0MB. Free memory was 52.8MB in the beginning and 50.2MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.24ms. Allocated memory is still 86.0MB. Free memory was 50.2MB in the beginning and 47.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1733.90ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 66.1MB in the end (delta: -18.6MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * CodeCheck took 17.38ms. Allocated memory is still 104.9MB. Free memory was 66.1MB in the beginning and 65.6MB in the end (delta: 505.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:06:28,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1be65b33-0263-4ac7-ac73-edf097d9303c/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