./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.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_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:49,389 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:49,482 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:53:49,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:49,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:49,519 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:49,521 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:49,522 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:49,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:49,523 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:49,524 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:49,525 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:49,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:49,527 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:53:49,527 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:53:49,528 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:53:49,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:49,529 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:49,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:49,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:49,532 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:49,533 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:49,533 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:49,534 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:49,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:49,535 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:49,536 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:49,537 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:49,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:49,538 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_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 [2023-11-19 02:53:49,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:49,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:49,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:49,894 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:49,895 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:49,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-11-19 02:53:53,689 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:54,000 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:54,000 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-11-19 02:53:54,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/data/50ef30b88/d9bab60fc59343598f604b3acbb67df9/FLAG4bcb33d03 [2023-11-19 02:53:54,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/data/50ef30b88/d9bab60fc59343598f604b3acbb67df9 [2023-11-19 02:53:54,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:54,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:54,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:54,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:54,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:54,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eae371e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54, skipping insertion in model container [2023-11-19 02:53:54,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,127 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:54,400 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:53:54,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:54,620 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:54,647 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:53:54,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:54,737 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:54,738 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:54,738 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:54,748 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:54,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54 WrapperNode [2023-11-19 02:53:54,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:54,751 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:54,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:54,752 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:54,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,797 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,845 INFO L138 Inliner]: procedures = 174, calls = 33, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 80 [2023-11-19 02:53:54,846 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:54,847 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:54,847 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:54,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:54,862 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,867 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,868 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,875 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,894 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,912 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:54,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:54,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:54,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:54,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:54" (1/1) ... [2023-11-19 02:53:54,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:54,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:54,976 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:55,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:55,029 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:53:55,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:53:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:53:55,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:53:55,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:55,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:55,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:55,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:55,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:53:55,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:55,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:55,035 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:53:55,257 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:55,260 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:55,498 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:55,579 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:55,579 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:53:55,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:55 BoogieIcfgContainer [2023-11-19 02:53:55,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:55,585 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:55,585 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:55,599 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:55,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:55" (1/1) ... [2023-11-19 02:53:55,601 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:53:55,606 INFO L158 Benchmark]: Toolchain (without parser) took 1556.60ms. Allocated memory is still 224.4MB. Free memory was 175.4MB in the beginning and 134.4MB in the end (delta: 41.0MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 02:53:55,607 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 83.8MB in the end (delta: 157.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:55,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.39ms. Allocated memory is still 224.4MB. Free memory was 175.4MB in the beginning and 155.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:53:55,609 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.46ms. Allocated memory is still 224.4MB. Free memory was 155.5MB in the beginning and 153.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:55,610 INFO L158 Benchmark]: Boogie Preprocessor took 69.22ms. Allocated memory is still 224.4MB. Free memory was 153.4MB in the beginning and 152.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:55,611 INFO L158 Benchmark]: RCFGBuilder took 667.02ms. Allocated memory is still 224.4MB. Free memory was 151.3MB in the beginning and 134.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:53:55,612 INFO L158 Benchmark]: CodeCheck took 18.88ms. Allocated memory is still 224.4MB. Free memory was 134.6MB in the beginning and 134.4MB in the end (delta: 215.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:55,616 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 0.33ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 83.8MB in the end (delta: 157.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.39ms. Allocated memory is still 224.4MB. Free memory was 175.4MB in the beginning and 155.5MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.46ms. Allocated memory is still 224.4MB. Free memory was 155.5MB in the beginning and 153.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.22ms. Allocated memory is still 224.4MB. Free memory was 153.4MB in the beginning and 152.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 667.02ms. Allocated memory is still 224.4MB. Free memory was 151.3MB in the beginning and 134.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18.88ms. Allocated memory is still 224.4MB. Free memory was 134.6MB in the beginning and 134.4MB in the end (delta: 215.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:53:55,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:58,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:58,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:53:58,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:58,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:58,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:58,992 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:58,993 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:58,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:59,000 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:59,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:59,002 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:53:59,003 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:53:59,005 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:53:59,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:59,006 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:53:59,007 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:53:59,008 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:53:59,008 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:59,009 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:59,009 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:59,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:59,011 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:59,011 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:59,012 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:59,012 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:59,014 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:59,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:59,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:59,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:59,017 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:53:59,018 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:59,018 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:53:59,019 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:59,019 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_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 [2023-11-19 02:53:59,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:59,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:59,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:59,586 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:59,586 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:59,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-11-19 02:54:03,666 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:04,048 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:04,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-11-19 02:54:04,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/data/b8700de99/b2ca99c0e24b49f8b121f7def892e607/FLAG262a432d8 [2023-11-19 02:54:04,090 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/data/b8700de99/b2ca99c0e24b49f8b121f7def892e607 [2023-11-19 02:54:04,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:04,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:04,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:04,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:04,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:04,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18801e53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04, skipping insertion in model container [2023-11-19 02:54:04,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,178 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:04,387 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:04,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:04,594 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:04,625 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:04,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:04,754 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:04,754 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:04,754 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:04,764 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:04,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04 WrapperNode [2023-11-19 02:54:04,766 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:04,767 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:04,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:04,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:04,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,813 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,842 INFO L138 Inliner]: procedures = 177, calls = 33, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2023-11-19 02:54:04,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:04,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:04,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:04,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:04,856 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,861 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,874 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,877 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,880 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:04,886 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:04,886 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:04,886 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:04,887 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:04" (1/1) ... [2023-11-19 02:54:04,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:04,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:04,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:05,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:54:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:54:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:54:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:54:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:54:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:54:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:05,059 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:54:05,303 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:05,310 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:05,622 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:05,708 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:05,708 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:54:05,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:05 BoogieIcfgContainer [2023-11-19 02:54:05,713 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:05,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:05,714 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:05,727 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:05,728 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:05" (1/1) ... [2023-11-19 02:54:05,729 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:54:05,747 INFO L158 Benchmark]: Toolchain (without parser) took 1650.30ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 49.2MB in the end (delta: 15.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-11-19 02:54:05,748 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 90.2MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:05,749 INFO L158 Benchmark]: CACSL2BoogieTranslator took 668.84ms. Allocated memory is still 90.2MB. Free memory was 64.2MB in the beginning and 43.6MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:54:05,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.43ms. Allocated memory is still 90.2MB. Free memory was 43.6MB in the beginning and 41.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:05,751 INFO L158 Benchmark]: Boogie Preprocessor took 41.09ms. Allocated memory is still 90.2MB. Free memory was 41.5MB in the beginning and 39.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:54:05,751 INFO L158 Benchmark]: RCFGBuilder took 827.59ms. Allocated memory is still 90.2MB. Free memory was 39.6MB in the beginning and 50.4MB in the end (delta: -10.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:54:05,752 INFO L158 Benchmark]: CodeCheck took 30.87ms. Allocated memory is still 90.2MB. Free memory was 50.3MB in the beginning and 49.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:54:05,757 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 0.69ms. Allocated memory is still 90.2MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 668.84ms. Allocated memory is still 90.2MB. Free memory was 64.2MB in the beginning and 43.6MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.43ms. Allocated memory is still 90.2MB. Free memory was 43.6MB in the beginning and 41.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.09ms. Allocated memory is still 90.2MB. Free memory was 41.5MB in the beginning and 39.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 827.59ms. Allocated memory is still 90.2MB. Free memory was 39.6MB in the beginning and 50.4MB in the end (delta: -10.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 30.87ms. Allocated memory is still 90.2MB. Free memory was 50.3MB in the beginning and 49.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:54:05,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7eb8bb6f-d2ee-46fb-b194-8ec301f045bc/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