./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i --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_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/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_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/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_1754087e-2459-419c-88fa-0fd2c18c6db3/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 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:35,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:35,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:07:35,204 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:07:35,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:07:35,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:35,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:35,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:35,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:35,232 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:35,233 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:07:35,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:35,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:35,235 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:07:35,235 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:07:35,236 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:07:35,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:35,237 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:07:35,238 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:35,239 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:35,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:35,240 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:35,241 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:35,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:35,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:35,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:35,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:35,244 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:07:35,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:07:35,245 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_1754087e-2459-419c-88fa-0fd2c18c6db3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2023-11-19 03:07:35,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:35,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:35,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:35,521 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:35,521 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:35,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-19 03:07:38,577 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:38,846 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:38,847 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-19 03:07:38,864 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/data/078a07823/a7feb0d92daf4b8d8771ea27aa1c3974/FLAGdd71747cf [2023-11-19 03:07:38,878 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/data/078a07823/a7feb0d92daf4b8d8771ea27aa1c3974 [2023-11-19 03:07:38,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:38,883 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:38,884 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:38,884 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:38,895 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:38,896 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:38" (1/1) ... [2023-11-19 03:07:38,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7533f6e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:38, skipping insertion in model container [2023-11-19 03:07:38,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:38" (1/1) ... [2023-11-19 03:07:38,956 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:39,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:39,464 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:39,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:39,599 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:39,599 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:39,608 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:39,608 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39 WrapperNode [2023-11-19 03:07:39,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:39,610 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:39,610 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:39,610 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:39,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,689 INFO L138 Inliner]: procedures = 166, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-19 03:07:39,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:39,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:39,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:39,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:39,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,742 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:39,747 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:39,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:39,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:39,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:39" (1/1) ... [2023-11-19 03:07:39,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:39,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:39,798 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:39,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-11-19 03:07:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:07:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:07:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-11-19 03:07:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:07:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-19 03:07:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-19 03:07:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:07:39,849 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-11-19 03:07:39,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:07:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:07:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:07:39,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:39,851 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-19 03:07:39,851 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-19 03:07:39,853 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 03:07:40,051 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:40,053 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:40,360 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:40,369 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:40,369 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:07:40,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:40 BoogieIcfgContainer [2023-11-19 03:07:40,396 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:07:40,397 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:07:40,397 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:07:40,406 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:07:40,406 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:40" (1/1) ... [2023-11-19 03:07:40,407 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 03:07:40,411 INFO L158 Benchmark]: Toolchain (without parser) took 1527.78ms. Allocated memory is still 184.5MB. Free memory was 144.9MB in the beginning and 152.3MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:40,411 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 134.2MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:40,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.62ms. Allocated memory is still 184.5MB. Free memory was 144.9MB in the beginning and 125.0MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:07:40,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.61ms. Allocated memory is still 184.5MB. Free memory was 124.9MB in the beginning and 122.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:07:40,413 INFO L158 Benchmark]: Boogie Preprocessor took 54.18ms. Allocated memory is still 184.5MB. Free memory was 122.3MB in the beginning and 120.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:40,414 INFO L158 Benchmark]: RCFGBuilder took 649.61ms. Allocated memory is still 184.5MB. Free memory was 120.8MB in the beginning and 152.9MB in the end (delta: -32.1MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-19 03:07:40,415 INFO L158 Benchmark]: CodeCheck took 12.24ms. Allocated memory is still 184.5MB. Free memory was 152.9MB in the beginning and 152.3MB in the end (delta: 630.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:40,418 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 0.26ms. Allocated memory is still 134.2MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.62ms. Allocated memory is still 184.5MB. Free memory was 144.9MB in the beginning and 125.0MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.61ms. Allocated memory is still 184.5MB. Free memory was 124.9MB in the beginning and 122.3MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.18ms. Allocated memory is still 184.5MB. Free memory was 122.3MB in the beginning and 120.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 649.61ms. Allocated memory is still 184.5MB. Free memory was 120.8MB in the beginning and 152.9MB in the end (delta: -32.1MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * CodeCheck took 12.24ms. Allocated memory is still 184.5MB. Free memory was 152.9MB in the beginning and 152.3MB in the end (delta: 630.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:07:40,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/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_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/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_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/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_1754087e-2459-419c-88fa-0fd2c18c6db3/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 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:07:43,155 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:07:43,255 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:07:43,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:07:43,290 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:07:43,290 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:07:43,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:07:43,292 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:07:43,293 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:07:43,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:07:43,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:07:43,295 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:07:43,295 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:07:43,296 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:07:43,297 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:07:43,297 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:07:43,298 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:07:43,298 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:07:43,299 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:07:43,300 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:07:43,300 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:07:43,301 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:07:43,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:07:43,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:07:43,302 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:43,303 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:07:43,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:07:43,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:43,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:07:43,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:07:43,306 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:07:43,306 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:07:43,307 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:07:43,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:07:43,307 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_1754087e-2459-419c-88fa-0fd2c18c6db3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2023-11-19 03:07:43,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:07:43,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:07:43,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:07:43,764 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:07:43,765 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:07:43,767 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-19 03:07:47,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:07:47,723 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:07:47,723 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-19 03:07:47,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/data/eaf906948/ae89e8a960144424acc1787134397517/FLAGca9a1990e [2023-11-19 03:07:47,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/data/eaf906948/ae89e8a960144424acc1787134397517 [2023-11-19 03:07:47,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:07:47,777 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:07:47,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:47,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:07:47,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:07:47,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@422fb4f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:47, skipping insertion in model container [2023-11-19 03:07:47,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:07:47" (1/1) ... [2023-11-19 03:07:47,870 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:07:48,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:48,450 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:07:48,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:07:48,574 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:48,574 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:07:48,583 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:07:48,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48 WrapperNode [2023-11-19 03:07:48,584 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:07:48,585 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:48,586 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:07:48,586 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:07:48,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,715 INFO L138 Inliner]: procedures = 170, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2023-11-19 03:07:48,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:07:48,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:07:48,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:07:48,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:07:48,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:07:48,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:07:48,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:07:48,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:07:48,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:07:48" (1/1) ... [2023-11-19 03:07:48,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:07:48,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:07:48,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:07:48,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:07:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-11-19 03:07:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:07:48,921 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-11-19 03:07:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:07:48,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:07:48,924 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-19 03:07:48,925 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-19 03:07:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:07:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-11-19 03:07:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:07:48,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:07:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:07:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:07:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:07:48,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:07:48,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:07:48,927 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-19 03:07:48,927 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-19 03:07:48,929 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 03:07:49,130 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:07:49,133 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:07:49,563 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:07:49,583 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:07:49,584 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:07:49,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:49 BoogieIcfgContainer [2023-11-19 03:07:49,591 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:07:49,594 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:07:49,595 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:07:49,608 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:07:49,608 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:07:49" (1/1) ... [2023-11-19 03:07:49,610 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 03:07:49,619 INFO L158 Benchmark]: Toolchain (without parser) took 1840.82ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 40.3MB in the end (delta: 20.7MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-19 03:07:49,620 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 61.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:49,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 806.67ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 39.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:07:49,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.00ms. Allocated memory is still 86.0MB. Free memory was 39.9MB in the beginning and 62.9MB in the end (delta: -23.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:07:49,625 INFO L158 Benchmark]: Boogie Preprocessor took 87.31ms. Allocated memory is still 86.0MB. Free memory was 62.9MB in the beginning and 61.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:49,626 INFO L158 Benchmark]: RCFGBuilder took 787.20ms. Allocated memory is still 86.0MB. Free memory was 61.1MB in the beginning and 41.2MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:07:49,627 INFO L158 Benchmark]: CodeCheck took 22.94ms. Allocated memory is still 86.0MB. Free memory was 41.2MB in the beginning and 40.3MB in the end (delta: 869.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:07:49,638 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 0.82ms. Allocated memory is still 86.0MB. Free memory was 61.8MB in the beginning and 61.7MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 806.67ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 39.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.00ms. Allocated memory is still 86.0MB. Free memory was 39.9MB in the beginning and 62.9MB in the end (delta: -23.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.31ms. Allocated memory is still 86.0MB. Free memory was 62.9MB in the beginning and 61.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 787.20ms. Allocated memory is still 86.0MB. Free memory was 61.1MB in the beginning and 41.2MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 22.94ms. Allocated memory is still 86.0MB. Free memory was 41.2MB in the beginning and 40.3MB in the end (delta: 869.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:07:49,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1754087e-2459-419c-88fa-0fd2c18c6db3/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported