./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/18_read_write_lock-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/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_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 640f2537ee1134d51aea0c08ed10cc1d89c2a65b937ff07b07bc614e0b9289fc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:00:53,102 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:00:53,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:00:53,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:00:53,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:00:53,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:00:53,205 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:00:53,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:00:53,207 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:00:53,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:00:53,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:00:53,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:00:53,210 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:00:53,211 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:00:53,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:00:53,212 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:00:53,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:00:53,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:00:53,214 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:00:53,215 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:00:53,215 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:00:53,216 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:00:53,217 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:00:53,217 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:00:53,218 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:00:53,218 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:00:53,219 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:00:53,220 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:00:53,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:53,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:00:53,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:00:53,222 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:00:53,222 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:00:53,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:00:53,223 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:00:53,224 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_c3d7c86a-b832-4662-bfe3-834ee5121283/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 640f2537ee1134d51aea0c08ed10cc1d89c2a65b937ff07b07bc614e0b9289fc [2023-11-19 03:00:53,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:00:53,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:00:53,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:00:53,530 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:00:53,531 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:00:53,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/18_read_write_lock-pthread.i [2023-11-19 03:00:56,707 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:00:57,144 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:00:57,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/sv-benchmarks/c/pthread-ext/18_read_write_lock-pthread.i [2023-11-19 03:00:57,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/data/17049e84a/1bea9949065e434dad1f914a609695b4/FLAG473835da6 [2023-11-19 03:00:57,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/data/17049e84a/1bea9949065e434dad1f914a609695b4 [2023-11-19 03:00:57,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:00:57,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:00:57,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:57,196 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:00:57,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:00:57,206 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,207 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6407e10c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57, skipping insertion in model container [2023-11-19 03:00:57,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,262 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:00:57,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:57,710 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:00:57,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:00:57,847 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:57,848 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:00:57,857 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:00:57,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57 WrapperNode [2023-11-19 03:00:57,858 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:00:57,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:57,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:00:57,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:00:57,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,942 INFO L138 Inliner]: procedures = 166, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 64 [2023-11-19 03:00:57,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:00:57,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:00:57,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:00:57,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:00:57,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,962 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,963 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,970 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,981 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,983 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:57,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:00:57,987 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:00:57,990 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:00:57,991 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:00:57,992 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:00:57" (1/1) ... [2023-11-19 03:00:58,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:00:58,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:00:58,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:00:58,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:00:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-11-19 03:00:58,081 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:00:58,081 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:00:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:00:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-11-19 03:00:58,083 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:00:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:00:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:00:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-11-19 03:00:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:00:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:00:58,084 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:00:58,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:00:58,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:00:58,086 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 03:00:58,257 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:00:58,259 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:00:58,443 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:00:58,452 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:00:58,452 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:00:58,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:58 BoogieIcfgContainer [2023-11-19 03:00:58,457 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:00:58,458 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:00:58,458 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:00:58,469 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:00:58,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:00:58" (1/1) ... [2023-11-19 03:00:58,471 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 03:00:58,476 INFO L158 Benchmark]: Toolchain (without parser) took 1281.69ms. Allocated memory is still 167.8MB. Free memory was 121.4MB in the beginning and 128.1MB in the end (delta: -6.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:58,477 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 127.9MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:58,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.18ms. Allocated memory is still 167.8MB. Free memory was 120.9MB in the beginning and 101.5MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:00:58,478 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.25ms. Allocated memory is still 167.8MB. Free memory was 101.5MB in the beginning and 99.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:00:58,479 INFO L158 Benchmark]: Boogie Preprocessor took 43.12ms. Allocated memory is still 167.8MB. Free memory was 99.4MB in the beginning and 97.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:58,480 INFO L158 Benchmark]: RCFGBuilder took 469.44ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 129.1MB in the end (delta: -31.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-11-19 03:00:58,481 INFO L158 Benchmark]: CodeCheck took 16.41ms. Allocated memory is still 167.8MB. Free memory was 129.1MB in the beginning and 128.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:00:58,485 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 0.28ms. Allocated memory is still 127.9MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.18ms. Allocated memory is still 167.8MB. Free memory was 120.9MB in the beginning and 101.5MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.25ms. Allocated memory is still 167.8MB. Free memory was 101.5MB in the beginning and 99.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.12ms. Allocated memory is still 167.8MB. Free memory was 99.4MB in the beginning and 97.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 469.44ms. Allocated memory is still 167.8MB. Free memory was 97.9MB in the beginning and 129.1MB in the end (delta: -31.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * CodeCheck took 16.41ms. Allocated memory is still 167.8MB. Free memory was 129.1MB in the beginning and 128.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:00:58,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/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_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 640f2537ee1134d51aea0c08ed10cc1d89c2a65b937ff07b07bc614e0b9289fc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:01:01,390 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:01,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:01:01,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:01,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:01,567 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:01,568 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:01,568 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:01,569 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:01,570 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:01,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:01:01,571 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:01:01,572 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:01,573 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:01,573 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:01,574 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:01,574 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:01:01,575 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:01:01,576 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:01:01,576 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:01:01,577 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:01:01,577 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:01:01,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:01,578 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:01,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:01,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:01,580 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:01,580 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:01,581 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:01:01,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:01,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:01,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:01,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:01,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:01,583 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:01:01,584 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:01,584 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:01,584 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:01:01,585 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:01:01,585 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_c3d7c86a-b832-4662-bfe3-834ee5121283/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 640f2537ee1134d51aea0c08ed10cc1d89c2a65b937ff07b07bc614e0b9289fc [2023-11-19 03:01:02,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:02,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:02,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:02,041 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:02,041 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:02,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/18_read_write_lock-pthread.i [2023-11-19 03:01:05,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:05,634 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:05,636 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/sv-benchmarks/c/pthread-ext/18_read_write_lock-pthread.i [2023-11-19 03:01:05,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/data/4b08f7afc/5a6a1de11ff4410fba2c7e17506b3464/FLAG87c30fd90 [2023-11-19 03:01:05,681 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/data/4b08f7afc/5a6a1de11ff4410fba2c7e17506b3464 [2023-11-19 03:01:05,691 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:05,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:05,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:05,698 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:05,703 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:05,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:05" (1/1) ... [2023-11-19 03:01:05,709 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30558bf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:05, skipping insertion in model container [2023-11-19 03:01:05,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:05" (1/1) ... [2023-11-19 03:01:05,790 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:06,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:06,334 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:06,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:06,481 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:01:06,481 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:01:06,490 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:06,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06 WrapperNode [2023-11-19 03:01:06,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:06,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:06,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:06,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:06,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,549 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,585 INFO L138 Inliner]: procedures = 170, calls = 37, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2023-11-19 03:01:06,586 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:06,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:06,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:06,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:06,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,648 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,651 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:06,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:06,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:06,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:06,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:06" (1/1) ... [2023-11-19 03:01:06,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:06,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:06,723 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:06,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:06,774 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-11-19 03:01:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:01:06,775 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:01:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-11-19 03:01:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:01:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:01:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-11-19 03:01:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:01:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:01:06,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:01:06,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:01:06,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:01:06,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:06,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:06,783 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 03:01:06,949 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:06,951 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:07,163 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:07,178 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:07,181 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:01:07,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:07 BoogieIcfgContainer [2023-11-19 03:01:07,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:07,189 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:07,189 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:07,201 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:07,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:07" (1/1) ... [2023-11-19 03:01:07,203 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 03:01:07,210 INFO L158 Benchmark]: Toolchain (without parser) took 1516.64ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 44.4MB in the end (delta: 40.9MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 03:01:07,211 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:07,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.69ms. Allocated memory is still 111.1MB. Free memory was 84.7MB in the beginning and 64.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:01:07,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.36ms. Allocated memory is still 111.1MB. Free memory was 64.4MB in the beginning and 62.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:01:07,215 INFO L158 Benchmark]: Boogie Preprocessor took 80.84ms. Allocated memory is still 111.1MB. Free memory was 62.3MB in the beginning and 60.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:01:07,217 INFO L158 Benchmark]: RCFGBuilder took 517.97ms. Allocated memory is still 111.1MB. Free memory was 60.2MB in the beginning and 45.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:01:07,218 INFO L158 Benchmark]: CodeCheck took 19.22ms. Allocated memory is still 111.1MB. Free memory was 45.5MB in the beginning and 44.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:07,229 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 0.22ms. Allocated memory is still 71.3MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.69ms. Allocated memory is still 111.1MB. Free memory was 84.7MB in the beginning and 64.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.36ms. Allocated memory is still 111.1MB. Free memory was 64.4MB in the beginning and 62.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.84ms. Allocated memory is still 111.1MB. Free memory was 62.3MB in the beginning and 60.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.97ms. Allocated memory is still 111.1MB. Free memory was 60.2MB in the beginning and 45.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 19.22ms. Allocated memory is still 111.1MB. Free memory was 45.5MB in the beginning and 44.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:01:07,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d7c86a-b832-4662-bfe3-834ee5121283/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