./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.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_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/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_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/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_b2e3aa36-19a7-40f8-9911-0afb19619329/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 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:41,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:41,684 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:09:41,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:09:41,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:09:41,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:41,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:41,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:41,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:41,715 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:41,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:41,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:41,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:41,718 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:09:41,718 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:09:41,719 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:09:41,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:41,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:09:41,720 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:41,721 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:41,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:41,722 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:41,722 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:41,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:41,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:41,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:41,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:41,725 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:09:41,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:09:41,726 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_b2e3aa36-19a7-40f8-9911-0afb19619329/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2023-11-19 03:09:41,962 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:41,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:41,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:41,989 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:41,990 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:41,991 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2023-11-19 03:09:45,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:45,490 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:45,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2023-11-19 03:09:45,507 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/data/f96084d74/1ef0eca23c1c4d309b04932f1c23cbc6/FLAGf715032c6 [2023-11-19 03:09:45,520 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/data/f96084d74/1ef0eca23c1c4d309b04932f1c23cbc6 [2023-11-19 03:09:45,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:45,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:45,526 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:45,526 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:45,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:45,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:45" (1/1) ... [2023-11-19 03:09:45,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc4a39f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:45, skipping insertion in model container [2023-11-19 03:09:45,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:45" (1/1) ... [2023-11-19 03:09:45,588 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:45,777 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:09:45,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:46,014 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:46,041 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:09:46,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:46,131 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:46,131 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:46,132 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:46,140 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:46,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46 WrapperNode [2023-11-19 03:09:46,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:46,142 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:46,142 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:46,142 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:46,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,223 INFO L138 Inliner]: procedures = 174, calls = 52, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 121 [2023-11-19 03:09:46,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:46,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:46,225 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:46,225 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:46,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,253 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:46,289 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:46,289 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:46,289 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:46,290 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:46,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:46,328 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:46,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:46,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:09:46,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:09:46,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:09:46,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:46,408 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-19 03:09:46,408 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-19 03:09:46,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:09:46,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:09:46,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:09:46,409 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:09:46,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:46,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:46,410 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-19 03:09:46,410 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-19 03:09:46,412 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 03:09:46,588 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:46,590 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:46,881 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:46,952 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:46,952 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:09:46,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:46 BoogieIcfgContainer [2023-11-19 03:09:46,961 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:46,963 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:46,963 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:46,973 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:46,973 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:46" (1/1) ... [2023-11-19 03:09:46,974 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 03:09:46,982 INFO L158 Benchmark]: Toolchain (without parser) took 1456.34ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 90.1MB in the end (delta: -1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:46,983 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory was 55.9MB in the beginning and 55.7MB in the end (delta: 172.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:46,984 INFO L158 Benchmark]: CACSL2BoogieTranslator took 614.97ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 67.6MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:09:46,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.81ms. Allocated memory is still 134.2MB. Free memory was 67.6MB in the beginning and 65.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:46,985 INFO L158 Benchmark]: Boogie Preprocessor took 63.91ms. Allocated memory is still 134.2MB. Free memory was 65.5MB in the beginning and 63.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:46,986 INFO L158 Benchmark]: RCFGBuilder took 672.76ms. Allocated memory is still 134.2MB. Free memory was 63.9MB in the beginning and 90.8MB in the end (delta: -27.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2023-11-19 03:09:46,987 INFO L158 Benchmark]: CodeCheck took 17.13ms. Allocated memory is still 134.2MB. Free memory was 90.8MB in the beginning and 90.1MB in the end (delta: 707.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:46,996 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 0.34ms. Allocated memory is still 102.8MB. Free memory was 55.9MB in the beginning and 55.7MB in the end (delta: 172.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 614.97ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 67.6MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.81ms. Allocated memory is still 134.2MB. Free memory was 67.6MB in the beginning and 65.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.91ms. Allocated memory is still 134.2MB. Free memory was 65.5MB in the beginning and 63.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 672.76ms. Allocated memory is still 134.2MB. Free memory was 63.9MB in the beginning and 90.8MB in the end (delta: -27.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * CodeCheck took 17.13ms. Allocated memory is still 134.2MB. Free memory was 90.8MB in the beginning and 90.1MB in the end (delta: 707.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:09:47,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/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_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/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_b2e3aa36-19a7-40f8-9911-0afb19619329/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 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:49,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:49,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:09:49,734 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:49,735 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:49,736 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:49,737 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:49,738 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:49,738 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:49,743 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:49,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:49,744 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:09:49,745 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:09:49,746 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:09:49,747 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:49,747 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:09:49,748 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:09:49,748 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:09:49,749 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:09:49,749 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:49,750 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:49,750 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:49,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:49,751 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:49,752 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:49,752 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:09:49,753 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:49,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:49,755 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:49,755 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:49,757 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:09:49,757 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:49,757 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:09:49,758 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:09:49,758 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_b2e3aa36-19a7-40f8-9911-0afb19619329/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2023-11-19 03:09:50,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:50,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:50,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:50,208 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:50,209 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:50,211 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2023-11-19 03:09:53,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:53,681 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:53,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2023-11-19 03:09:53,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/data/06e36711b/d5d11bed70ed48d284fa8b9dc1fcb47b/FLAG1a4ed09b5 [2023-11-19 03:09:53,710 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/data/06e36711b/d5d11bed70ed48d284fa8b9dc1fcb47b [2023-11-19 03:09:53,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:53,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:53,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:53,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:53,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:53,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:53" (1/1) ... [2023-11-19 03:09:53,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5124fc74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:53, skipping insertion in model container [2023-11-19 03:09:53,723 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:53" (1/1) ... [2023-11-19 03:09:53,783 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:53,957 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:09:54,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:54,248 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:54,264 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:09:54,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:54,333 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:54,333 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:54,334 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:54,341 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:54,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54 WrapperNode [2023-11-19 03:09:54,342 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:54,343 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:54,344 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:54,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:54,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,386 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,431 INFO L138 Inliner]: procedures = 177, calls = 52, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 122 [2023-11-19 03:09:54,431 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:54,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:54,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:54,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:54,444 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,461 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,474 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,478 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:54,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:54,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:54,488 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:54,493 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:54" (1/1) ... [2023-11-19 03:09:54,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:54,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:54,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:54,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:54,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:09:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:09:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-19 03:09:54,574 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-19 03:09:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:09:54,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:09:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:09:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:09:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:09:54,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:54,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:54,576 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-19 03:09:54,576 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-19 03:09:54,577 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 03:09:54,812 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:54,815 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:55,201 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:55,253 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:55,253 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:09:55,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:55 BoogieIcfgContainer [2023-11-19 03:09:55,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:55,258 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:55,258 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:55,268 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:55,268 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:55" (1/1) ... [2023-11-19 03:09:55,269 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 03:09:55,274 INFO L158 Benchmark]: Toolchain (without parser) took 1558.26ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 48.6MB in the beginning and 71.5MB in the end (delta: -22.8MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-19 03:09:55,274 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:55,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 626.93ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 48.5MB in the beginning and 71.1MB in the end (delta: -22.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:09:55,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.14ms. Allocated memory is still 100.7MB. Free memory was 71.1MB in the beginning and 68.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:55,276 INFO L158 Benchmark]: Boogie Preprocessor took 54.07ms. Allocated memory is still 100.7MB. Free memory was 68.7MB in the beginning and 67.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:55,277 INFO L158 Benchmark]: RCFGBuilder took 769.91ms. Allocated memory is still 100.7MB. Free memory was 67.0MB in the beginning and 72.6MB in the end (delta: -5.6MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-11-19 03:09:55,278 INFO L158 Benchmark]: CodeCheck took 13.85ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 71.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:55,281 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 0.65ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 626.93ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 48.5MB in the beginning and 71.1MB in the end (delta: -22.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.14ms. Allocated memory is still 100.7MB. Free memory was 71.1MB in the beginning and 68.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.07ms. Allocated memory is still 100.7MB. Free memory was 68.7MB in the beginning and 67.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 769.91ms. Allocated memory is still 100.7MB. Free memory was 67.0MB in the beginning and 72.6MB in the end (delta: -5.6MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * CodeCheck took 13.85ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 71.5MB 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 03:09:55,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2e3aa36-19a7-40f8-9911-0afb19619329/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported