./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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/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_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi --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 [2023-11-24 23:12:27,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:27,406 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:12:27,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:27,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:27,467 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:27,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:27,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:27,471 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:27,477 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:27,478 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:27,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:27,480 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:27,482 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:27,483 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:27,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:27,484 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:27,485 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:27,485 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:27,486 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:27,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:27,488 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:27,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:27,490 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:27,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:27,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:27,492 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:27,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:27,493 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:27,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:27,495 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:27,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:27,496 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:27,497 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_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2023-11-24 23:12:27,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:27,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:27,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:27,946 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:27,947 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:27,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-24 23:12:31,215 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:31,561 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:31,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-24 23:12:31,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/data/1c30dbf3d/de6e2c86ebcb45a3ba43fe4049396842/FLAG6d70803c8 [2023-11-24 23:12:31,601 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/data/1c30dbf3d/de6e2c86ebcb45a3ba43fe4049396842 [2023-11-24 23:12:31,604 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:31,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:31,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:31,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:31,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:31,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:31,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54bad6f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31, skipping insertion in model container [2023-11-24 23:12:31,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:31,681 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:32,175 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_17c4135a-c7e6-4e61-9694-37ebae4d7510/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2023-11-24 23:12:32,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:32,221 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:32,287 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_17c4135a-c7e6-4e61-9694-37ebae4d7510/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2023-11-24 23:12:32,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:32,352 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:32,353 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:32,361 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:32,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32 WrapperNode [2023-11-24 23:12:32,362 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:32,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:32,364 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:32,364 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:32,372 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,412 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,452 INFO L138 Inliner]: procedures = 166, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 81 [2023-11-24 23:12:32,452 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:32,453 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:32,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:32,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:32,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,525 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:32,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:32,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:32,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:32,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:32" (1/1) ... [2023-11-24 23:12:32,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:32,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:32,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:32,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:32,672 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-11-24 23:12:32,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:12:32,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:12:32,673 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-11-24 23:12:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:12:32,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:32,675 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-24 23:12:32,675 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-24 23:12:32,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-11-24 23:12:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:32,676 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:12:32,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:32,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:32,677 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-24 23:12:32,677 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-24 23:12:32,681 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:12:32,902 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:32,905 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:33,186 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:33,220 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:33,221 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:12:33,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:33 BoogieIcfgContainer [2023-11-24 23:12:33,223 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:33,224 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:33,224 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:33,235 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:33,236 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:33" (1/1) ... [2023-11-24 23:12:33,237 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) [2023-11-24 23:12:33,241 INFO L158 Benchmark]: Toolchain (without parser) took 1634.44ms. Allocated memory is still 161.5MB. Free memory was 131.8MB in the beginning and 114.6MB in the end (delta: 17.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-11-24 23:12:33,242 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 127.9MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:33,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.93ms. Allocated memory is still 161.5MB. Free memory was 131.0MB in the beginning and 111.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 23:12:33,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.38ms. Allocated memory is still 161.5MB. Free memory was 111.0MB in the beginning and 108.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:33,244 INFO L158 Benchmark]: Boogie Preprocessor took 72.23ms. Allocated memory is still 161.5MB. Free memory was 108.9MB in the beginning and 132.3MB in the end (delta: -23.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:12:33,245 INFO L158 Benchmark]: RCFGBuilder took 696.90ms. Allocated memory is still 161.5MB. Free memory was 132.3MB in the beginning and 115.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:12:33,246 INFO L158 Benchmark]: CodeCheck took 15.82ms. Allocated memory is still 161.5MB. Free memory was 115.6MB in the beginning and 114.6MB in the end (delta: 992.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:33,249 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 0.37ms. Allocated memory is still 127.9MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.93ms. Allocated memory is still 161.5MB. Free memory was 131.0MB in the beginning and 111.0MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.38ms. Allocated memory is still 161.5MB. Free memory was 111.0MB in the beginning and 108.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.23ms. Allocated memory is still 161.5MB. Free memory was 108.9MB in the beginning and 132.3MB in the end (delta: -23.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 696.90ms. Allocated memory is still 161.5MB. Free memory was 132.3MB in the beginning and 115.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.82ms. Allocated memory is still 161.5MB. Free memory was 115.6MB in the beginning and 114.6MB in the end (delta: 992.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:12:33,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/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_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/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_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi --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 [2023-11-24 23:12:36,246 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:36,381 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:12:36,416 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:36,417 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:36,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:36,419 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:36,419 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:36,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:36,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:36,422 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:36,423 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:36,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:36,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:36,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:36,426 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:36,426 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:12:36,427 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:12:36,428 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:12:36,429 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:36,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:36,430 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:36,431 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:36,432 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:36,432 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:36,433 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:36,434 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:36,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:36,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:36,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:36,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:36,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:36,437 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:12:36,438 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:36,439 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:36,439 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:12:36,440 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:36,440 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_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2023-11-24 23:12:36,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:36,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:36,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:36,892 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:36,894 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:36,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-24 23:12:40,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:40,410 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:40,414 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2023-11-24 23:12:40,442 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/data/c77ee82e5/7e9f661dfd0546108186ca3f85b9ef54/FLAGbdbed9670 [2023-11-24 23:12:40,459 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/data/c77ee82e5/7e9f661dfd0546108186ca3f85b9ef54 [2023-11-24 23:12:40,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:40,463 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:40,465 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:40,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:40,472 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:40,473 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:40" (1/1) ... [2023-11-24 23:12:40,474 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fc85ca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:40, skipping insertion in model container [2023-11-24 23:12:40,475 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:40" (1/1) ... [2023-11-24 23:12:40,532 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:41,101 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_17c4135a-c7e6-4e61-9694-37ebae4d7510/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2023-11-24 23:12:41,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:41,158 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:41,229 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_17c4135a-c7e6-4e61-9694-37ebae4d7510/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i[30919,30932] [2023-11-24 23:12:41,250 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:41,302 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:41,302 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:12:41,311 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:41,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41 WrapperNode [2023-11-24 23:12:41,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:41,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:41,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:41,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:41,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,379 INFO L138 Inliner]: procedures = 170, calls = 54, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 82 [2023-11-24 23:12:41,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:41,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:41,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:41,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:41,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,398 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,410 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,412 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:41,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:41,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:41,426 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:41,427 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:41" (1/1) ... [2023-11-24 23:12:41,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:41,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:41,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:41,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2023-11-24 23:12:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:12:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2023-11-24 23:12:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:12:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-24 23:12:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-24 23:12:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:12:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2023-11-24 23:12:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:12:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:12:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:12:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:12:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-24 23:12:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-24 23:12:41,503 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:12:41,677 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:41,680 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:41,994 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:42,037 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:42,048 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:12:42,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:42 BoogieIcfgContainer [2023-11-24 23:12:42,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:42,052 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:42,052 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:42,067 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:42,067 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:42" (1/1) ... [2023-11-24 23:12:42,069 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) [2023-11-24 23:12:42,077 INFO L158 Benchmark]: Toolchain (without parser) took 1612.25ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 47.8MB in the beginning and 78.8MB in the end (delta: -31.0MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2023-11-24 23:12:42,078 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:42,079 INFO L158 Benchmark]: CACSL2BoogieTranslator took 846.69ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 45.6MB in the end (delta: 2.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-11-24 23:12:42,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.31ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 43.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:42,082 INFO L158 Benchmark]: Boogie Preprocessor took 43.69ms. Allocated memory is still 77.6MB. Free memory was 43.4MB in the beginning and 41.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:42,083 INFO L158 Benchmark]: RCFGBuilder took 625.95ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 41.3MB in the beginning and 79.9MB in the end (delta: -38.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-11-24 23:12:42,084 INFO L158 Benchmark]: CodeCheck took 22.70ms. Allocated memory is still 111.1MB. Free memory was 79.9MB in the beginning and 78.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:42,097 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 0.32ms. Allocated memory is still 77.6MB. Free memory is still 53.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 846.69ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 45.6MB in the end (delta: 2.0MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.31ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 43.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.69ms. Allocated memory is still 77.6MB. Free memory was 43.4MB in the beginning and 41.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 625.95ms. Allocated memory was 77.6MB in the beginning and 111.1MB in the end (delta: 33.6MB). Free memory was 41.3MB in the beginning and 79.9MB in the end (delta: -38.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * CodeCheck took 22.70ms. Allocated memory is still 111.1MB. Free memory was 79.9MB in the beginning and 78.8MB 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. [2023-11-24 23:12:42,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17c4135a-c7e6-4e61-9694-37ebae4d7510/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported