./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.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_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/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_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/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_820a06fa-8c3c-48ca-8d1c-3369ee149961/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 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:15,926 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:16,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:59:16,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:59:16,072 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:59:16,118 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:16,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:16,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:16,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:16,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:16,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:16,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:16,130 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:16,132 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:59:16,133 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:16,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:16,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:16,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:16,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:16,135 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:16,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:16,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:16,137 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:16,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:16,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:16,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:16,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:16,140 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:16,140 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:16,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:16,142 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:59:16,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:59:16,143 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:16,143 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_820a06fa-8c3c-48ca-8d1c-3369ee149961/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 [2023-11-24 22:59:16,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:16,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:16,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:16,465 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:16,466 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:16,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-11-24 22:59:19,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:20,254 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:20,255 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-11-24 22:59:20,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/data/0e9c33d36/df7d9f83abe3496390dc4aba4c0e8332/FLAG623b0b74b [2023-11-24 22:59:20,294 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/data/0e9c33d36/df7d9f83abe3496390dc4aba4c0e8332 [2023-11-24 22:59:20,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:20,299 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:20,301 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:20,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:20,307 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:20,308 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f746ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20, skipping insertion in model container [2023-11-24 22:59:20,310 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,368 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:20,724 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_820a06fa-8c3c-48ca-8d1c-3369ee149961/sv-benchmarks/c/pthread-ext/18_read_write_lock.i[31161,31174] [2023-11-24 22:59:20,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:20,745 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:20,791 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_820a06fa-8c3c-48ca-8d1c-3369ee149961/sv-benchmarks/c/pthread-ext/18_read_write_lock.i[31161,31174] [2023-11-24 22:59:20,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:20,831 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:20,832 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:20,840 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:20,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20 WrapperNode [2023-11-24 22:59:20,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:20,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:20,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:20,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:20,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,929 INFO L138 Inliner]: procedures = 173, calls = 31, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 68 [2023-11-24 22:59:20,930 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:20,931 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:20,931 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:20,931 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:20,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,945 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,951 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,956 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,957 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,960 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:20,962 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:20,962 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:20,962 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:20,963 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:20" (1/1) ... [2023-11-24 22:59:20,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:21,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:21,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:21,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:21,063 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:59:21,063 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:59:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:59:21,064 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:59:21,065 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:59:21,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:59:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:21,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:21,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:59:21,067 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:59:21,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:21,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:21,069 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 22:59:21,231 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:21,233 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:21,408 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:21,444 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 22:59:21,449 INFO L158 Benchmark]: Toolchain (without parser) took 1149.50ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 90.1MB in the beginning and 150.7MB in the end (delta: -60.6MB). Peak memory consumption was 815.2kB. Max. memory is 16.1GB. [2023-11-24 22:59:21,449 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 138.4MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:21,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.55ms. Allocated memory is still 138.4MB. Free memory was 89.9MB in the beginning and 69.9MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:59:21,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.15ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 69.7MB in the beginning and 161.6MB in the end (delta: -91.9MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-24 22:59:21,452 INFO L158 Benchmark]: Boogie Preprocessor took 30.13ms. Allocated memory is still 192.9MB. Free memory was 161.6MB in the beginning and 160.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:21,452 INFO L158 Benchmark]: RCFGBuilder took 485.80ms. Allocated memory is still 192.9MB. Free memory was 160.1MB in the beginning and 150.7MB in the end (delta: 9.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-24 22:59:21,456 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 138.4MB. Free memory is still 86.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.55ms. Allocated memory is still 138.4MB. Free memory was 89.9MB in the beginning and 69.9MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.15ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 69.7MB in the beginning and 161.6MB in the end (delta: -91.9MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.13ms. Allocated memory is still 192.9MB. Free memory was 161.6MB in the beginning and 160.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 485.80ms. Allocated memory is still 192.9MB. Free memory was 160.1MB in the beginning and 150.7MB in the end (delta: 9.4MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:59:21,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/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_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/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_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/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_820a06fa-8c3c-48ca-8d1c-3369ee149961/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 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:59:24,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:59:24,439 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:59:24,490 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:59:24,491 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:59:24,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:59:24,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:59:24,493 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:59:24,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:59:24,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:59:24,495 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:59:24,496 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:59:24,496 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:59:24,497 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:59:24,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:59:24,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:59:24,499 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:59:24,500 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:59:24,500 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:59:24,501 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:59:24,501 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:59:24,502 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:59:24,503 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:59:24,503 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:59:24,504 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:59:24,504 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:59:24,505 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:59:24,505 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:59:24,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:24,506 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:59:24,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:59:24,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:59:24,508 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:59:24,508 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:59:24,508 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:59:24,509 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:59:24,509 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:59:24,509 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_820a06fa-8c3c-48ca-8d1c-3369ee149961/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72289b7b84ec29dc48aff6fa2f8d521998f594af518139867a01f104107e1865 [2023-11-24 22:59:24,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:59:25,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:59:25,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:59:25,022 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:59:25,023 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:59:25,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-11-24 22:59:28,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:59:28,626 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:59:28,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/sv-benchmarks/c/pthread-ext/18_read_write_lock.i [2023-11-24 22:59:28,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/data/1dd2b7eda/88883362c22c492ebc26d222687c6e20/FLAGb024e7816 [2023-11-24 22:59:28,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/data/1dd2b7eda/88883362c22c492ebc26d222687c6e20 [2023-11-24 22:59:28,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:59:28,662 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:59:28,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:28,663 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:59:28,668 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:59:28,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4d16cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:28, skipping insertion in model container [2023-11-24 22:59:28,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:59:28" (1/1) ... [2023-11-24 22:59:28,738 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:59:29,263 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_820a06fa-8c3c-48ca-8d1c-3369ee149961/sv-benchmarks/c/pthread-ext/18_read_write_lock.i[31161,31174] [2023-11-24 22:59:29,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:29,294 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:59:29,363 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_820a06fa-8c3c-48ca-8d1c-3369ee149961/sv-benchmarks/c/pthread-ext/18_read_write_lock.i[31161,31174] [2023-11-24 22:59:29,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:59:29,425 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:29,426 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:59:29,435 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:59:29,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29 WrapperNode [2023-11-24 22:59:29,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:59:29,437 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:29,438 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:59:29,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:59:29,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,484 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,518 INFO L138 Inliner]: procedures = 176, calls = 31, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 69 [2023-11-24 22:59:29,519 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:59:29,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:59:29,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:59:29,522 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:59:29,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,556 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,564 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,612 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:59:29,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:59:29,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:59:29,621 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:59:29,622 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:59:29" (1/1) ... [2023-11-24 22:59:29,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:59:29,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:59:29,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:59:29,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:59:29,724 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:59:29,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:59:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:59:29,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:59:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:59:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:59:29,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:59:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:59:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:59:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:59:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:59:29,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:59:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:59:29,730 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 22:59:29,947 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:59:29,950 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:59:30,187 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:59:30,211 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 22:59:30,217 INFO L158 Benchmark]: Toolchain (without parser) took 1554.41ms. Allocated memory is still 92.3MB. Free memory was 66.6MB in the beginning and 56.6MB in the end (delta: 9.9MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-11-24 22:59:30,218 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:59:30,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.13ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 45.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:59:30,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.74ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 43.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:30,220 INFO L158 Benchmark]: Boogie Preprocessor took 99.07ms. Allocated memory is still 92.3MB. Free memory was 43.0MB in the beginning and 70.9MB in the end (delta: -27.9MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2023-11-24 22:59:30,220 INFO L158 Benchmark]: RCFGBuilder took 595.18ms. Allocated memory is still 92.3MB. Free memory was 70.9MB in the beginning and 56.6MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:59:30,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.13ms. Allocated memory is still 92.3MB. Free memory was 66.3MB in the beginning and 45.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.74ms. Allocated memory is still 92.3MB. Free memory was 45.2MB in the beginning and 43.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.07ms. Allocated memory is still 92.3MB. Free memory was 43.0MB in the beginning and 70.9MB in the end (delta: -27.9MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. * RCFGBuilder took 595.18ms. Allocated memory is still 92.3MB. Free memory was 70.9MB in the beginning and 56.6MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:59:30,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_820a06fa-8c3c-48ca-8d1c-3369ee149961/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: Incomplete atomic composition (dangling start of atomic block: assume { :begin_inline___VERIFIER_atomic_w } true;). Is there illegal control flow (e.g. loops) within an atomic block?