./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:34:39,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:34:39,307 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:34:39,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:34:39,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:34:39,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:34:39,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:34:39,338 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:34:39,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:34:39,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:34:39,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:34:39,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:34:39,341 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:34:39,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:34:39,342 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:34:39,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:34:39,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:34:39,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:34:39,344 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:34:39,345 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:34:39,345 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:34:39,349 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:34:39,349 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:34:39,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:34:39,350 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:34:39,350 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:34:39,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:34:39,351 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:34:39,352 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:34:39,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:34:39,352 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:34:39,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:34:39,353 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:34:39,353 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_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2023-12-03 02:34:39,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:34:39,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:34:39,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:34:39,599 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:34:39,600 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:34:39,601 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-12-03 02:34:42,422 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:34:42,664 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:34:42,664 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-12-03 02:34:42,680 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/data/b206a46b5/5612b7653e684567a9085df988958dfa/FLAG6445e7877 [2023-12-03 02:34:42,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/data/b206a46b5/5612b7653e684567a9085df988958dfa [2023-12-03 02:34:42,695 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:34:42,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:34:42,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:34:42,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:34:42,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:34:42,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:34:42" (1/1) ... [2023-12-03 02:34:42,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f9e46a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:42, skipping insertion in model container [2023-12-03 02:34:42,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:34:42" (1/1) ... [2023-12-03 02:34:42,746 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:34:43,022 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2023-12-03 02:34:43,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:34:43,043 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:34:43,076 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2023-12-03 02:34:43,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:34:43,118 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:43,118 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:43,125 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:34:43,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43 WrapperNode [2023-12-03 02:34:43,126 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:34:43,127 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:34:43,127 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:34:43,127 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:34:43,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,173 INFO L138 Inliner]: procedures = 166, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2023-12-03 02:34:43,173 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:34:43,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:34:43,174 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:34:43,174 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:34:43,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,187 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,195 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:34:43,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:34:43,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:34:43,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:34:43,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:34:43,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:34:43,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:34:43,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:34:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-12-03 02:34:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:34:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:34:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-12-03 02:34:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:34:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:34:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-12-03 02:34:43,275 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-12-03 02:34:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:34:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-12-03 02:34:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:34:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:34:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:34:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:34:43,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:34:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-12-03 02:34:43,276 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-12-03 02:34:43,278 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:34:43,414 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:34:43,416 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:34:43,601 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:34:43,625 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:34:43,626 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:34:43,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:34:43 BoogieIcfgContainer [2023-12-03 02:34:43,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:34:43,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:34:43,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:34:43,635 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:34:43,635 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:34:43" (1/1) ... [2023-12-03 02:34:43,636 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) [2023-12-03 02:34:43,640 INFO L158 Benchmark]: Toolchain (without parser) took 942.83ms. Allocated memory was 130.0MB in the beginning and 232.8MB in the end (delta: 102.8MB). Free memory was 83.6MB in the beginning and 198.9MB in the end (delta: -115.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:34:43,640 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 130.0MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:34:43,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.13ms. Allocated memory is still 130.0MB. Free memory was 83.6MB in the beginning and 63.4MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:34:43,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.40ms. Allocated memory is still 130.0MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:34:43,642 INFO L158 Benchmark]: Boogie Preprocessor took 28.70ms. Allocated memory is still 130.0MB. Free memory was 60.9MB in the beginning and 59.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:34:43,643 INFO L158 Benchmark]: RCFGBuilder took 423.68ms. Allocated memory was 130.0MB in the beginning and 232.8MB in the end (delta: 102.8MB). Free memory was 59.7MB in the beginning and 200.3MB in the end (delta: -140.6MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-12-03 02:34:43,644 INFO L158 Benchmark]: CodeCheck took 10.38ms. Allocated memory is still 232.8MB. Free memory was 200.3MB in the beginning and 198.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:34:43,647 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 0.24ms. Allocated memory is still 130.0MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.13ms. Allocated memory is still 130.0MB. Free memory was 83.6MB in the beginning and 63.4MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.40ms. Allocated memory is still 130.0MB. Free memory was 63.4MB in the beginning and 61.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.70ms. Allocated memory is still 130.0MB. Free memory was 60.9MB in the beginning and 59.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.68ms. Allocated memory was 130.0MB in the beginning and 232.8MB in the end (delta: 102.8MB). Free memory was 59.7MB in the beginning and 200.3MB in the end (delta: -140.6MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * CodeCheck took 10.38ms. Allocated memory is still 232.8MB. Free memory was 200.3MB in the beginning and 198.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:34:43,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/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_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:34:45,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:34:45,640 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:34:45,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:34:45,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:34:45,670 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:34:45,671 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:34:45,671 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:34:45,672 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:34:45,673 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:34:45,673 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:34:45,674 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:34:45,674 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:34:45,674 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:34:45,675 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:34:45,675 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:34:45,676 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:34:45,676 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:34:45,677 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:34:45,677 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:34:45,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:34:45,680 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:34:45,681 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:34:45,681 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:34:45,681 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:34:45,682 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:34:45,682 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:34:45,682 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:34:45,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:34:45,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:34:45,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:34:45,684 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:34:45,684 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:34:45,684 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:34:45,685 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:34:45,685 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:34:45,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:34:45,685 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_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2023-12-03 02:34:46,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:34:46,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:34:46,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:34:46,056 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:34:46,057 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:34:46,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-12-03 02:34:48,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:34:49,144 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:34:49,145 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-12-03 02:34:49,160 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/data/e09c392d0/dff3245c01ae47df82faead92f691472/FLAGbd782e904 [2023-12-03 02:34:49,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/data/e09c392d0/dff3245c01ae47df82faead92f691472 [2023-12-03 02:34:49,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:34:49,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:34:49,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:34:49,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:34:49,183 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:34:49,184 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,185 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d2bb299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49, skipping insertion in model container [2023-12-03 02:34:49,185 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,242 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:34:49,563 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2023-12-03 02:34:49,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:34:49,597 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:34:49,638 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2023-12-03 02:34:49,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:34:49,685 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:49,685 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:34:49,693 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:34:49,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49 WrapperNode [2023-12-03 02:34:49,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:34:49,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:34:49,695 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:34:49,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:34:49,704 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,761 INFO L138 Inliner]: procedures = 170, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 82 [2023-12-03 02:34:49,761 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:34:49,762 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:34:49,762 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:34:49,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:34:49,772 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,773 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,778 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:34:49,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:34:49,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:34:49,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:34:49,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:34:49" (1/1) ... [2023-12-03 02:34:49,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:34:49,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:34:49,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:34:49,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:34:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-12-03 02:34:49,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:34:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-12-03 02:34:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:34:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:34:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-12-03 02:34:49,926 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-12-03 02:34:49,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:34:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-12-03 02:34:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:34:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:34:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:34:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 02:34:49,927 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:34:49,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:34:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:34:49,928 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-12-03 02:34:49,928 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-12-03 02:34:49,930 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:34:50,089 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:34:50,091 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:34:50,311 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:34:50,338 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:34:50,339 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:34:50,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:34:50 BoogieIcfgContainer [2023-12-03 02:34:50,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:34:50,341 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:34:50,342 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:34:50,350 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:34:50,350 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:34:50" (1/1) ... [2023-12-03 02:34:50,351 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) [2023-12-03 02:34:50,356 INFO L158 Benchmark]: Toolchain (without parser) took 1177.84ms. Allocated memory is still 107.0MB. Free memory was 81.9MB in the beginning and 62.9MB in the end (delta: 19.0MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-12-03 02:34:50,357 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:34:50,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 515.73ms. Allocated memory is still 107.0MB. Free memory was 81.7MB in the beginning and 60.1MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:34:50,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.12ms. Allocated memory is still 107.0MB. Free memory was 60.1MB in the beginning and 84.9MB in the end (delta: -24.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-12-03 02:34:50,359 INFO L158 Benchmark]: Boogie Preprocessor took 40.80ms. Allocated memory is still 107.0MB. Free memory was 84.9MB in the beginning and 82.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:34:50,360 INFO L158 Benchmark]: RCFGBuilder took 537.26ms. Allocated memory is still 107.0MB. Free memory was 82.8MB in the beginning and 63.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:34:50,361 INFO L158 Benchmark]: CodeCheck took 13.01ms. Allocated memory is still 107.0MB. Free memory was 63.9MB in the beginning and 62.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:34:50,365 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 0.21ms. Allocated memory is still 71.3MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 515.73ms. Allocated memory is still 107.0MB. Free memory was 81.7MB in the beginning and 60.1MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.12ms. Allocated memory is still 107.0MB. Free memory was 60.1MB in the beginning and 84.9MB in the end (delta: -24.8MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.80ms. Allocated memory is still 107.0MB. Free memory was 84.9MB in the beginning and 82.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 537.26ms. Allocated memory is still 107.0MB. Free memory was 82.8MB in the beginning and 63.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 13.01ms. Allocated memory is still 107.0MB. Free memory was 63.9MB in the beginning and 62.9MB 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. [2023-12-03 02:34:50,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6ddfd62-c6d7-4520-8725-94e5c6f1fdb3/bin/ukojak-verify-Qdu7aM0XO9/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