./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3 --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 e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:27:23,491 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:27:23,577 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:27:23,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:27:23,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:27:23,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:27:23,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:27:23,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:27:23,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:27:23,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:27:23,606 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:27:23,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:27:23,606 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:27:23,606 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:27:23,606 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:27:23,606 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:27:23,606 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:27:23,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:27:23,607 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:27:23,607 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:27:23,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:27:23,607 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:27:23,607 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:27:23,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:27:23,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:27:23,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:27:23,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:27:23,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:23,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:27:23,608 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:27:23,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:27:23,608 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:27:23,608 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:27:23,608 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3 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 -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2024-11-25 02:27:23,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:27:23,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:27:23,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:27:23,938 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:27:23,939 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:27:23,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2024-11-25 02:27:26,923 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data/6fc3918f7/bea06a95308a4867a0969084ff8e4986/FLAGa47d170b0 [2024-11-25 02:27:27,272 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:27:27,288 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2024-11-25 02:27:27,320 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data/6fc3918f7/bea06a95308a4867a0969084ff8e4986/FLAGa47d170b0 [2024-11-25 02:27:27,335 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data/6fc3918f7/bea06a95308a4867a0969084ff8e4986 [2024-11-25 02:27:27,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:27:27,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:27:27,341 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:27,341 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:27:27,346 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:27:27,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:27" (1/1) ... [2024-11-25 02:27:27,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25db4560 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:27, skipping insertion in model container [2024-11-25 02:27:27,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:27" (1/1) ... [2024-11-25 02:27:27,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:27:27,739 WARN L250 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_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2024-11-25 02:27:27,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:27,853 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:27:27,882 WARN L250 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_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2024-11-25 02:27:27,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:28,022 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:27:28,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28 WrapperNode [2024-11-25 02:27:28,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:28,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:28,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:27:28,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:27:28,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,142 INFO L138 Inliner]: procedures = 148, calls = 322, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 631 [2024-11-25 02:27:28,146 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:28,146 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:27:28,147 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:27:28,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:27:28,156 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,167 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,217 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:27:28,237 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:27:28,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:27:28,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:27:28,238 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:28" (1/1) ... [2024-11-25 02:27:28,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:28,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:27:28,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:27:28,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:27:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:27:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:27:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:27:28,307 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:27:28,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2024-11-25 02:27:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2024-11-25 02:27:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-25 02:27:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-25 02:27:28,308 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2024-11-25 02:27:28,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2024-11-25 02:27:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:27:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2024-11-25 02:27:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2024-11-25 02:27:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:27:28,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:27:28,514 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:27:28,516 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:27:28,940 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2024-11-25 02:27:28,940 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);reader_#res#1.base, reader_#res#1.offset := 0, 0; [2024-11-25 02:27:39,410 INFO L? ?]: Removed 82 outVars from TransFormulas that were not future-live. [2024-11-25 02:27:39,410 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:27:39,613 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc __VERIFIER_atomic_take_read_lock_#t~mem24#1;call __VERIFIER_atomic_take_read_lock_#t~mem25#1 := read~int(~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(__VERIFIER_atomic_take_read_lock_#t~mem25#1, ~#__CS_u~0.base, ~#__CS_u~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);havoc __VERIFIER_atomic_take_read_lock_#t~mem25#1;call __VERIFIER_atomic_take_read_lock_#t~mem26#1 := read~int(~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(1 + __VERIFIER_atomic_take_read_lock_#t~mem26#1, ~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);havoc __VERIFIER_atomic_take_read_lock_#t~mem26#1;BeginParallelComposition{ParallelCodeBlock0: assume 0 != ~__CS_ret~0 % 256;call __VERIFIER_atomic_take_read_lock_#t~mem27#1 := read~int(~#__CS_u~0.base, ~#__CS_u~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(__VERIFIER_atomic_take_read_lock_#t~mem27#1, ~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);ParallelCodeBlock1: assume !(0 != ~__CS_ret~0 % 256);}EndParallelCompositionhavoc __VERIFIER_atomic_take_read_lock_#t~mem24#1, __VERIFIER_atomic_take_read_lock_#t~mem25#1, __VERIFIER_atomic_take_read_lock_#t~mem26#1, __VERIFIER_atomic_take_read_lock_#t~mem27#1;assume { :end_inline___VERIFIER_atomic_take_read_lock } true;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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) [2024-11-25 02:27:39,623 INFO L158 Benchmark]: Toolchain (without parser) took 12280.89ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.5MB in the beginning and 306.4MB in the end (delta: -213.9MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2024-11-25 02:27:39,624 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:39,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.03ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 65.7MB in the end (delta: 26.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:27:39,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.56ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 60.1MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:27:39,625 INFO L158 Benchmark]: Boogie Preprocessor took 89.82ms. Allocated memory is still 117.4MB. Free memory was 60.1MB in the beginning and 56.0MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:27:39,626 INFO L158 Benchmark]: RCFGBuilder took 11382.23ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 55.6MB in the beginning and 306.4MB in the end (delta: -250.8MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2024-11-25 02:27:39,630 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.03ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 65.7MB in the end (delta: 26.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.56ms. Allocated memory is still 117.4MB. Free memory was 65.7MB in the beginning and 60.1MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.82ms. Allocated memory is still 117.4MB. Free memory was 60.1MB in the beginning and 56.0MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11382.23ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 55.6MB in the beginning and 306.4MB in the end (delta: -250.8MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc __VERIFIER_atomic_take_read_lock_#t~mem24#1;call __VERIFIER_atomic_take_read_lock_#t~mem25#1 := read~int(~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(__VERIFIER_atomic_take_read_lock_#t~mem25#1, ~#__CS_u~0.base, ~#__CS_u~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);havoc __VERIFIER_atomic_take_read_lock_#t~mem25#1;call __VERIFIER_atomic_take_read_lock_#t~mem26#1 := read~int(~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(1 + __VERIFIER_atomic_take_read_lock_#t~mem26#1, ~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);havoc __VERIFIER_atomic_take_read_lock_#t~mem26#1;BeginParallelComposition{ParallelCodeBlock0: assume 0 != ~__CS_ret~0 % 256;call __VERIFIER_atomic_take_read_lock_#t~mem27#1 := read~int(~#__CS_u~0.base, ~#__CS_u~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(__VERIFIER_atomic_take_read_lock_#t~mem27#1, ~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);ParallelCodeBlock1: assume !(0 != ~__CS_ret~0 % 256);}EndParallelCompositionhavoc __VERIFIER_atomic_take_read_lock_#t~mem24#1, __VERIFIER_atomic_take_read_lock_#t~mem25#1, __VERIFIER_atomic_take_read_lock_#t~mem26#1, __VERIFIER_atomic_take_read_lock_#t~mem27#1;assume { :end_inline___VERIFIER_atomic_take_read_lock } 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 end of atomic block: havoc __VERIFIER_atomic_take_read_lock_#t~mem24#1;call __VERIFIER_atomic_take_read_lock_#t~mem25#1 := read~int(~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(__VERIFIER_atomic_take_read_lock_#t~mem25#1, ~#__CS_u~0.base, ~#__CS_u~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);havoc __VERIFIER_atomic_take_read_lock_#t~mem25#1;call __VERIFIER_atomic_take_read_lock_#t~mem26#1 := read~int(~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(1 + __VERIFIER_atomic_take_read_lock_#t~mem26#1, ~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);havoc __VERIFIER_atomic_take_read_lock_#t~mem26#1;BeginParallelComposition{ParallelCodeBlock0: assume 0 != ~__CS_ret~0 % 256;call __VERIFIER_atomic_take_read_lock_#t~mem27#1 := read~int(~#__CS_u~0.base, ~#__CS_u~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);call write~int(__VERIFIER_atomic_take_read_lock_#t~mem27#1, ~#r~0.base, ~#r~0.offset + 4 * (if ~__CS_round~0 % 256 % 4294967296 <= 2147483647 then ~__CS_round~0 % 256 % 4294967296 else ~__CS_round~0 % 256 % 4294967296 - 4294967296), 4);ParallelCodeBlock1: assume !(0 != ~__CS_ret~0 % 256);}EndParallelCompositionhavoc __VERIFIER_atomic_take_read_lock_#t~mem24#1, __VERIFIER_atomic_take_read_lock_#t~mem25#1, __VERIFIER_atomic_take_read_lock_#t~mem26#1, __VERIFIER_atomic_take_read_lock_#t~mem27#1;assume { :end_inline___VERIFIER_atomic_take_read_lock } true;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:27:39,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3 --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 e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:27:42,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:27:42,518 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:27:42,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:27:42,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:27:42,580 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:27:42,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:27:42,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:27:42,581 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:27:42,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:27:42,581 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:27:42,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:27:42,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:27:42,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:27:42,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:27:42,582 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:27:42,582 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:27:42,582 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:27:42,582 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:27:42,582 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:27:42,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:27:42,582 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:27:42,582 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:27:42,582 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:27:42,584 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:27:42,584 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:27:42,585 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:27:42,585 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:27:42,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:27:42,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:42,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:27:42,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:27:42,586 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:27:42,586 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:27:42,586 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:27:42,586 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:27:42,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3 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 -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2024-11-25 02:27:42,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:27:42,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:27:42,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:27:42,887 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:27:42,887 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:27:42,889 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2024-11-25 02:27:45,877 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data/2a40c04de/b2a3d2ae61934df59e793d5f0a4287e0/FLAG6d5a4c462 [2024-11-25 02:27:46,339 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:27:46,339 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2024-11-25 02:27:46,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data/2a40c04de/b2a3d2ae61934df59e793d5f0a4287e0/FLAG6d5a4c462 [2024-11-25 02:27:46,397 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/data/2a40c04de/b2a3d2ae61934df59e793d5f0a4287e0 [2024-11-25 02:27:46,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:27:46,403 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:27:46,408 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:46,409 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:27:46,414 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:27:46,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:46" (1/1) ... [2024-11-25 02:27:46,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ff253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:46, skipping insertion in model container [2024-11-25 02:27:46,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:27:46" (1/1) ... [2024-11-25 02:27:46,479 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:27:46,821 WARN L250 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_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2024-11-25 02:27:46,936 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 02:27:46,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:46,995 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:27:47,026 WARN L250 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_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2024-11-25 02:27:47,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:27:47,190 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:27:47,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47 WrapperNode [2024-11-25 02:27:47,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:27:47,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:47,193 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:27:47,193 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:27:47,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,236 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,284 INFO L138 Inliner]: procedures = 152, calls = 322, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 620 [2024-11-25 02:27:47,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:27:47,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:27:47,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:27:47,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:27:47,293 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,302 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,344 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,382 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:27:47,383 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:27:47,383 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:27:47,383 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:27:47,384 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:27:47" (1/1) ... [2024-11-25 02:27:47,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:27:47,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:27:47,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:27:47,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:27:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-25 02:27:47,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:27:47,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2024-11-25 02:27:47,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2024-11-25 02:27:47,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-25 02:27:47,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-25 02:27:47,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-25 02:27:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:27:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 02:27:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-25 02:27:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:27:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 02:27:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2024-11-25 02:27:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2024-11-25 02:27:47,461 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2024-11-25 02:27:47,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2024-11-25 02:27:47,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:27:47,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:27:47,700 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:27:47,701 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:27:48,312 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extend~32~8(~__CS_ret~0)); [2024-11-25 02:27:48,312 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extend~32~8(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2024-11-25 02:28:01,058 INFO L? ?]: Removed 90 outVars from TransFormulas that were not future-live. [2024-11-25 02:28:01,058 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:28:01,281 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc __VERIFIER_atomic_take_read_lock_#t~mem24#1;call __VERIFIER_atomic_take_read_lock_#t~mem25#1 := read~intINTTYPE4(~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(__VERIFIER_atomic_take_read_lock_#t~mem25#1, ~#__CS_u~0.base, ~bvadd~32(~#__CS_u~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);havoc __VERIFIER_atomic_take_read_lock_#t~mem25#1;call __VERIFIER_atomic_take_read_lock_#t~mem26#1 := read~intINTTYPE4(~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(~bvadd~32(1bv32, __VERIFIER_atomic_take_read_lock_#t~mem26#1), ~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);havoc __VERIFIER_atomic_take_read_lock_#t~mem26#1;BeginParallelComposition{ParallelCodeBlock0: assume 0bv8 != ~__CS_ret~0;call __VERIFIER_atomic_take_read_lock_#t~mem27#1 := read~intINTTYPE4(~#__CS_u~0.base, ~bvadd~32(~#__CS_u~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(__VERIFIER_atomic_take_read_lock_#t~mem27#1, ~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);ParallelCodeBlock1: assume !(0bv8 != ~__CS_ret~0);}EndParallelCompositionhavoc __VERIFIER_atomic_take_read_lock_#t~mem24#1, __VERIFIER_atomic_take_read_lock_#t~mem25#1, __VERIFIER_atomic_take_read_lock_#t~mem26#1, __VERIFIER_atomic_take_read_lock_#t~mem27#1;assume { :end_inline___VERIFIER_atomic_take_read_lock } true;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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) [2024-11-25 02:28:01,287 INFO L158 Benchmark]: Toolchain (without parser) took 14883.80ms. Allocated memory is still 117.4MB. Free memory was 90.6MB in the beginning and 44.5MB in the end (delta: 46.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-11-25 02:28:01,287 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:28:01,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.18ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 61.7MB in the end (delta: 28.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:28:01,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.13ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 57.1MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:28:01,289 INFO L158 Benchmark]: Boogie Preprocessor took 97.30ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 52.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:28:01,289 INFO L158 Benchmark]: RCFGBuilder took 13902.50ms. Allocated memory is still 117.4MB. Free memory was 52.6MB in the beginning and 44.5MB in the end (delta: 8.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-25 02:28:01,291 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 117.4MB. Free memory is still 81.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 784.18ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 61.7MB in the end (delta: 28.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.13ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 57.1MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.30ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 52.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 13902.50ms. Allocated memory is still 117.4MB. Free memory was 52.6MB in the beginning and 44.5MB in the end (delta: 8.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc __VERIFIER_atomic_take_read_lock_#t~mem24#1;call __VERIFIER_atomic_take_read_lock_#t~mem25#1 := read~intINTTYPE4(~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(__VERIFIER_atomic_take_read_lock_#t~mem25#1, ~#__CS_u~0.base, ~bvadd~32(~#__CS_u~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);havoc __VERIFIER_atomic_take_read_lock_#t~mem25#1;call __VERIFIER_atomic_take_read_lock_#t~mem26#1 := read~intINTTYPE4(~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(~bvadd~32(1bv32, __VERIFIER_atomic_take_read_lock_#t~mem26#1), ~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);havoc __VERIFIER_atomic_take_read_lock_#t~mem26#1;BeginParallelComposition{ParallelCodeBlock0: assume 0bv8 != ~__CS_ret~0;call __VERIFIER_atomic_take_read_lock_#t~mem27#1 := read~intINTTYPE4(~#__CS_u~0.base, ~bvadd~32(~#__CS_u~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(__VERIFIER_atomic_take_read_lock_#t~mem27#1, ~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);ParallelCodeBlock1: assume !(0bv8 != ~__CS_ret~0);}EndParallelCompositionhavoc __VERIFIER_atomic_take_read_lock_#t~mem24#1, __VERIFIER_atomic_take_read_lock_#t~mem25#1, __VERIFIER_atomic_take_read_lock_#t~mem26#1, __VERIFIER_atomic_take_read_lock_#t~mem27#1;assume { :end_inline___VERIFIER_atomic_take_read_lock } 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 end of atomic block: havoc __VERIFIER_atomic_take_read_lock_#t~mem24#1;call __VERIFIER_atomic_take_read_lock_#t~mem25#1 := read~intINTTYPE4(~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(__VERIFIER_atomic_take_read_lock_#t~mem25#1, ~#__CS_u~0.base, ~bvadd~32(~#__CS_u~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);havoc __VERIFIER_atomic_take_read_lock_#t~mem25#1;call __VERIFIER_atomic_take_read_lock_#t~mem26#1 := read~intINTTYPE4(~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(~bvadd~32(1bv32, __VERIFIER_atomic_take_read_lock_#t~mem26#1), ~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);havoc __VERIFIER_atomic_take_read_lock_#t~mem26#1;BeginParallelComposition{ParallelCodeBlock0: assume 0bv8 != ~__CS_ret~0;call __VERIFIER_atomic_take_read_lock_#t~mem27#1 := read~intINTTYPE4(~#__CS_u~0.base, ~bvadd~32(~#__CS_u~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(__VERIFIER_atomic_take_read_lock_#t~mem27#1, ~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);ParallelCodeBlock1: assume !(0bv8 != ~__CS_ret~0);}EndParallelCompositionhavoc __VERIFIER_atomic_take_read_lock_#t~mem24#1, __VERIFIER_atomic_take_read_lock_#t~mem25#1, __VERIFIER_atomic_take_read_lock_#t~mem26#1, __VERIFIER_atomic_take_read_lock_#t~mem27#1;assume { :end_inline___VERIFIER_atomic_take_read_lock } true;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:28:01,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de3c6f7a-2d64-4b4a-8edb-f834ee010f7b/bin/ukojak-verify-ENZ3QT5qd3/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 end of atomic block: havoc __VERIFIER_atomic_take_read_lock_#t~mem24#1;call __VERIFIER_atomic_take_read_lock_#t~mem25#1 := read~intINTTYPE4(~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(__VERIFIER_atomic_take_read_lock_#t~mem25#1, ~#__CS_u~0.base, ~bvadd~32(~#__CS_u~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);havoc __VERIFIER_atomic_take_read_lock_#t~mem25#1;call __VERIFIER_atomic_take_read_lock_#t~mem26#1 := read~intINTTYPE4(~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(~bvadd~32(1bv32, __VERIFIER_atomic_take_read_lock_#t~mem26#1), ~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);havoc __VERIFIER_atomic_take_read_lock_#t~mem26#1;BeginParallelComposition{ParallelCodeBlock0: assume 0bv8 != ~__CS_ret~0;call __VERIFIER_atomic_take_read_lock_#t~mem27#1 := read~intINTTYPE4(~#__CS_u~0.base, ~bvadd~32(~#__CS_u~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);call write~intINTTYPE4(__VERIFIER_atomic_take_read_lock_#t~mem27#1, ~#r~0.base, ~bvadd~32(~#r~0.offset, ~bvmul~32(4bv32, ~zero_extend~32~8(~__CS_round~0))), 4bv32);ParallelCodeBlock1: assume !(0bv8 != ~__CS_ret~0);}EndParallelCompositionhavoc __VERIFIER_atomic_take_read_lock_#t~mem24#1, __VERIFIER_atomic_take_read_lock_#t~mem25#1, __VERIFIER_atomic_take_read_lock_#t~mem26#1, __VERIFIER_atomic_take_read_lock_#t~mem27#1;assume { :end_inline___VERIFIER_atomic_take_read_lock } true;). Is there illegal control flow (e.g. loops) within an atomic block?