./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix000.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:50:10,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:10,045 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:10,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:10,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:10,103 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:10,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:10,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:10,114 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:10,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:10,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:10,124 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:10,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:10,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:10,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:10,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:10,133 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:10,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:10,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:10,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:10,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:10,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:10,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:10,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:10,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:10,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:10,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:10,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:10,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:10,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:10,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:10,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:10,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:10,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:10,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:10,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:10,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:10,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:10,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:10,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:10,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:10,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:10,223 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:10,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:10,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:10,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:10,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:10,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:10,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:10,228 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:10,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:10,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:10,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:10,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:10,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:10,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:10,231 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:10,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:10,232 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:10,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:10,232 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:10,233 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:10,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:10,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:10,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:10,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:10,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:10,235 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:10,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:10,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:10,236 INFO L138 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_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 [2022-10-17 16:50:10,549 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:10,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:10,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:10,583 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:10,584 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:10,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix000.opt.i [2022-10-17 16:50:10,649 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data/69fd0fe16/70aa3a59014747bf884c21540f1ef67a/FLAG9ca3ebe9b [2022-10-17 16:50:11,195 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:11,195 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/sv-benchmarks/c/pthread-wmm/mix000.opt.i [2022-10-17 16:50:11,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data/69fd0fe16/70aa3a59014747bf884c21540f1ef67a/FLAG9ca3ebe9b [2022-10-17 16:50:11,488 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data/69fd0fe16/70aa3a59014747bf884c21540f1ef67a [2022-10-17 16:50:11,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:11,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:11,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:11,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:11,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:11,511 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:11" (1/1) ... [2022-10-17 16:50:11,513 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dbc1b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:11, skipping insertion in model container [2022-10-17 16:50:11,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:11" (1/1) ... [2022-10-17 16:50:11,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:11,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:11,782 WARN L230 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_86ace687-4d1b-4485-a67e-c4d930317e6d/sv-benchmarks/c/pthread-wmm/mix000.opt.i[987,1000] [2022-10-17 16:50:12,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:12,107 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:12,133 WARN L230 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_86ace687-4d1b-4485-a67e-c4d930317e6d/sv-benchmarks/c/pthread-wmm/mix000.opt.i[987,1000] [2022-10-17 16:50:12,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:12,240 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:12,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12 WrapperNode [2022-10-17 16:50:12,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:12,242 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:12,242 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:12,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:12,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,289 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,322 INFO L138 Inliner]: procedures = 175, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2022-10-17 16:50:12,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:12,323 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:12,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:12,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:12,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,397 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:12,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:12,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:12,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:12,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:12" (1/1) ... [2022-10-17 16:50:12,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:12,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:12,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:12,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:12,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:50:12,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:50:12,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:50:12,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:50:12,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:12,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:50:12,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:50:12,525 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:50:12,526 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:50:12,526 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:50:12,526 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:50:12,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:12,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:50:12,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:12,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:12,530 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:50:12,750 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:12,764 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:13,430 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:14,024 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:14,025 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:50:14,026 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L778 is neither atomic block end nor a sink node. [2022-10-17 16:50:14,027 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-10-17 16:50:14,032 INFO L158 Benchmark]: Toolchain (without parser) took 2538.50ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 44.3MB in the beginning and 75.7MB in the end (delta: -31.4MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2022-10-17 16:50:14,033 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 62.0MB in the beginning and 61.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:50:14,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 734.12ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 44.4MB in the end (delta: -303.1kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-10-17 16:50:14,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.96ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 41.9MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:50:14,035 INFO L158 Benchmark]: Boogie Preprocessor took 92.70ms. Allocated memory is still 83.9MB. Free memory was 41.9MB in the beginning and 39.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:50:14,036 INFO L158 Benchmark]: RCFGBuilder took 1612.92ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 39.5MB in the beginning and 75.7MB in the end (delta: -36.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2022-10-17 16:50:14,040 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 62.0MB in the beginning and 61.9MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 734.12ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 44.4MB in the end (delta: -303.1kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.96ms. Allocated memory is still 83.9MB. Free memory was 44.4MB in the beginning and 41.9MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.70ms. Allocated memory is still 83.9MB. Free memory was 41.9MB in the beginning and 39.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1612.92ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 39.5MB in the beginning and 75.7MB in the end (delta: -36.2MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:50:14,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix000.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --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 fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:50:16,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:16,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:16,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:16,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:16,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:16,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:16,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:16,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:16,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:16,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:16,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:16,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:16,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:16,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:16,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:16,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:16,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:16,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:16,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:16,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:16,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:16,601 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:16,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:16,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:16,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:16,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:16,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:16,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:16,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:16,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:16,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:16,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:16,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:16,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:16,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:16,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:16,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:16,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:16,622 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:16,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:16,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:50:16,674 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:16,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:16,676 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:16,676 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:16,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:16,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:16,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:16,679 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:16,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:16,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:16,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:16,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:16,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:16,682 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:50:16,682 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:50:16,683 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:50:16,683 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:16,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:16,683 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:16,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:16,684 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:16,684 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:16,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:16,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:16,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:16,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:16,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:16,686 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:50:16,687 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:50:16,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:16,687 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:50:16,687 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:50:16,688 INFO L138 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_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd6a5bc5d3f013f4ace97b77d830608c8280eaa5bc8f461c3acae231027617e4 [2022-10-17 16:50:17,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:17,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:17,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:17,181 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:17,182 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:17,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix000.opt.i [2022-10-17 16:50:17,260 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data/57954ed79/a66a95cb2c224a899f8a9e0b961a0c5a/FLAG5e8fe386f [2022-10-17 16:50:17,811 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:17,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/sv-benchmarks/c/pthread-wmm/mix000.opt.i [2022-10-17 16:50:17,842 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data/57954ed79/a66a95cb2c224a899f8a9e0b961a0c5a/FLAG5e8fe386f [2022-10-17 16:50:18,116 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/data/57954ed79/a66a95cb2c224a899f8a9e0b961a0c5a [2022-10-17 16:50:18,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:18,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:18,121 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:18,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:18,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:18,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b62a009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18, skipping insertion in model container [2022-10-17 16:50:18,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,140 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:18,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:18,420 WARN L230 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_86ace687-4d1b-4485-a67e-c4d930317e6d/sv-benchmarks/c/pthread-wmm/mix000.opt.i[987,1000] [2022-10-17 16:50:18,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:18,651 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:18,663 WARN L230 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_86ace687-4d1b-4485-a67e-c4d930317e6d/sv-benchmarks/c/pthread-wmm/mix000.opt.i[987,1000] [2022-10-17 16:50:18,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:18,804 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:18,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18 WrapperNode [2022-10-17 16:50:18,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:18,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:18,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:18,808 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:18,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,907 INFO L138 Inliner]: procedures = 178, calls = 45, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2022-10-17 16:50:18,908 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:18,909 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:18,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:18,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:18,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,986 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:19,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:19,027 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:19,027 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:19,028 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:19,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:19,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:19,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:19,109 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:50:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:50:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:50:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:50:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:50:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:50:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:50:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:50:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:50:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:50:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:50:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:50:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:19,114 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:50:19,349 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:19,351 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:20,275 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:20,834 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:20,835 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:50:20,836 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L778 is neither atomic block end nor a sink node. [2022-10-17 16:50:20,837 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-10-17 16:50:20,845 INFO L158 Benchmark]: Toolchain (without parser) took 2722.92ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 42.6MB in the beginning and 65.2MB in the end (delta: -22.6MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2022-10-17 16:50:20,845 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:50:20,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 685.10ms. Allocated memory is still 65.0MB. Free memory was 42.3MB in the beginning and 33.7MB in the end (delta: 8.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:50:20,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.87ms. Allocated memory is still 65.0MB. Free memory was 33.7MB in the beginning and 31.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:50:20,849 INFO L158 Benchmark]: Boogie Preprocessor took 117.60ms. Allocated memory is still 65.0MB. Free memory was 31.3MB in the beginning and 45.9MB in the end (delta: -14.5MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-10-17 16:50:20,850 INFO L158 Benchmark]: RCFGBuilder took 1815.01ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 45.9MB in the beginning and 65.2MB in the end (delta: -19.3MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2022-10-17 16:50:20,859 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 685.10ms. Allocated memory is still 65.0MB. Free memory was 42.3MB in the beginning and 33.7MB in the end (delta: 8.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.87ms. Allocated memory is still 65.0MB. Free memory was 33.7MB in the beginning and 31.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.60ms. Allocated memory is still 65.0MB. Free memory was 31.3MB in the beginning and 45.9MB in the end (delta: -14.5MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1815.01ms. Allocated memory was 65.0MB in the beginning and 115.3MB in the end (delta: 50.3MB). Free memory was 45.9MB in the beginning and 65.2MB in the end (delta: -19.3MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:50:20,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_86ace687-4d1b-4485-a67e-c4d930317e6d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?