./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/07_rand.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ --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 205a9486f54af3fadf53566888e578b0d398a9ea9e18a2466103c3619a5ade13 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:49:49,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:49:49,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:49:49,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:49:49,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:49:49,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:49:49,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:49:49,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:49:49,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:49:49,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:49:49,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:49:49,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:49:49,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:49:49,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:49:49,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:49:49,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:49:49,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:49:49,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:49:49,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:49:49,219 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:49:49,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:49:49,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:49:49,226 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:49:49,227 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:49:49,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:49:49,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:49:49,237 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:49:49,239 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:49:49,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:49:49,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:49:49,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:49:49,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:49:49,245 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:49:49,246 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:49:49,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:49:49,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:49:49,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:49:49,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:49:49,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:49:49,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:49:49,252 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:49:49,253 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:49:49,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:49:49,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:49:49,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:49:49,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:49:49,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:49:49,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:49:49,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:49:49,299 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:49:49,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:49:49,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:49:49,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:49:49,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:49:49,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:49:49,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:49:49,308 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:49:49,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:49:49,308 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:49:49,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:49:49,309 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:49:49,309 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:49:49,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:49:49,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:49,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:49:49,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:49:49,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:49:49,310 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:49:49,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:49:49,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:49:49,311 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 205a9486f54af3fadf53566888e578b0d398a9ea9e18a2466103c3619a5ade13 [2021-11-23 01:49:49,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:49:49,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:49:49,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:49:49,681 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:49:49,682 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:49:49,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-ext/07_rand.i [2021-11-23 01:49:49,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data/2d5432888/f4bce1e98e9840ec8573620cdc023a7b/FLAGa2bc42849 [2021-11-23 01:49:50,273 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:49:50,274 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i [2021-11-23 01:49:50,288 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data/2d5432888/f4bce1e98e9840ec8573620cdc023a7b/FLAGa2bc42849 [2021-11-23 01:49:50,608 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data/2d5432888/f4bce1e98e9840ec8573620cdc023a7b [2021-11-23 01:49:50,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:49:50,614 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:49:50,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:50,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:49:50,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:49:50,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:50" (1/1) ... [2021-11-23 01:49:50,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eea8fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:50, skipping insertion in model container [2021-11-23 01:49:50,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:50" (1/1) ... [2021-11-23 01:49:50,630 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:49:50,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:49:51,062 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30402,30415] [2021-11-23 01:49:51,067 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30630,30643] [2021-11-23 01:49:51,069 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30891,30904] [2021-11-23 01:49:51,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:51,083 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:49:51,117 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30402,30415] [2021-11-23 01:49:51,119 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30630,30643] [2021-11-23 01:49:51,120 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30891,30904] [2021-11-23 01:49:51,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:51,168 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:49:51,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51 WrapperNode [2021-11-23 01:49:51,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:51,170 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:51,170 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:49:51,170 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:49:51,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,245 INFO L137 Inliner]: procedures = 174, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 89 [2021-11-23 01:49:51,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:51,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:49:51,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:49:51,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:49:51,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:49:51,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:49:51,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:49:51,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:49:51,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:51" (1/1) ... [2021-11-23 01:49:51,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:51,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:49:51,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:49:51,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:49:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 01:49:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 01:49:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:49:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2021-11-23 01:49:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2021-11-23 01:49:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:49:51,380 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:49:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:49:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:49:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:49:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:49:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2021-11-23 01:49:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2021-11-23 01:49:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:49:51,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:49:51,382 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:49:51,478 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:49:51,480 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:49:51,638 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:49:51,661 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:49:51,661 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:49:51,662 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor a sink node. [2021-11-23 01:49:51,680 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:304) 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) [2021-11-23 01:49:51,685 INFO L158 Benchmark]: Toolchain (without parser) took 1070.01ms. Allocated memory is still 100.7MB. Free memory was 60.9MB in the beginning and 47.9MB in the end (delta: 13.0MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-23 01:49:51,685 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:49:51,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.90ms. Allocated memory is still 100.7MB. Free memory was 60.7MB in the beginning and 64.8MB in the end (delta: -4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:49:51,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.44ms. Allocated memory is still 100.7MB. Free memory was 64.8MB in the beginning and 62.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:49:51,688 INFO L158 Benchmark]: Boogie Preprocessor took 53.90ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 61.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:49:51,689 INFO L158 Benchmark]: RCFGBuilder took 382.33ms. Allocated memory is still 100.7MB. Free memory was 61.1MB in the beginning and 47.9MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:49:51,692 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 100.7MB. Free memory is still 78.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.90ms. Allocated memory is still 100.7MB. Free memory was 60.7MB in the beginning and 64.8MB in the end (delta: -4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.44ms. Allocated memory is still 100.7MB. Free memory was 64.8MB in the beginning and 62.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.90ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 61.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.33ms. Allocated memory is still 100.7MB. Free memory was 61.1MB in the beginning and 47.9MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:49:51,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/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_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/07_rand.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ --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 205a9486f54af3fadf53566888e578b0d398a9ea9e18a2466103c3619a5ade13 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:49:54,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:49:54,265 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:49:54,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:49:54,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:49:54,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:49:54,323 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:49:54,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:49:54,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:49:54,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:49:54,340 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:49:54,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:49:54,343 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:49:54,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:49:54,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:49:54,351 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:49:54,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:49:54,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:49:54,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:49:54,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:49:54,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:49:54,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:49:54,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:49:54,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:49:54,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:49:54,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:49:54,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:49:54,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:49:54,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:49:54,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:49:54,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:49:54,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:49:54,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:49:54,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:49:54,392 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:49:54,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:49:54,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:49:54,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:49:54,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:49:54,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:49:54,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:49:54,397 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:49:54,438 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:49:54,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:49:54,439 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:49:54,440 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:49:54,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:49:54,441 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:49:54,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:49:54,442 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:49:54,442 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:49:54,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:49:54,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:49:54,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:49:54,444 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:49:54,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:49:54,444 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:49:54,444 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:49:54,445 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:49:54,445 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:49:54,445 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:49:54,445 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:49:54,445 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:49:54,446 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:49:54,446 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:49:54,446 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:54,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:49:54,447 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:49:54,447 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:49:54,447 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:49:54,447 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:49:54,448 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:49:54,448 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:49:54,448 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:49:54,448 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 205a9486f54af3fadf53566888e578b0d398a9ea9e18a2466103c3619a5ade13 [2021-11-23 01:49:54,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:49:54,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:49:54,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:49:54,829 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:49:54,830 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:49:54,831 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-ext/07_rand.i [2021-11-23 01:49:54,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data/916ff28b9/92fa622f743445bd9a6f00af7aab525d/FLAG3f8e92dd8 [2021-11-23 01:49:55,602 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:49:55,602 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i [2021-11-23 01:49:55,621 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data/916ff28b9/92fa622f743445bd9a6f00af7aab525d/FLAG3f8e92dd8 [2021-11-23 01:49:55,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/data/916ff28b9/92fa622f743445bd9a6f00af7aab525d [2021-11-23 01:49:55,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:49:55,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:49:55,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:55,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:49:55,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:49:55,937 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:55" (1/1) ... [2021-11-23 01:49:55,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dfc0f2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:55, skipping insertion in model container [2021-11-23 01:49:55,938 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:55" (1/1) ... [2021-11-23 01:49:55,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:49:56,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:49:56,332 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30402,30415] [2021-11-23 01:49:56,336 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30630,30643] [2021-11-23 01:49:56,339 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30891,30904] [2021-11-23 01:49:56,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:56,358 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:49:56,396 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30402,30415] [2021-11-23 01:49:56,397 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30630,30643] [2021-11-23 01:49:56,399 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_f3d333c0-4fad-4402-8ecb-601bc1521bae/sv-benchmarks/c/pthread-ext/07_rand.i[30891,30904] [2021-11-23 01:49:56,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:49:56,450 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:49:56,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56 WrapperNode [2021-11-23 01:49:56,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:49:56,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:56,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:49:56,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:49:56,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,514 INFO L137 Inliner]: procedures = 177, calls = 21, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 88 [2021-11-23 01:49:56,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:49:56,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:49:56,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:49:56,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:49:56,524 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,575 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:49:56,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:49:56,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:49:56,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:49:56,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:56" (1/1) ... [2021-11-23 01:49:56,594 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:49:56,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:49:56,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:49:56,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:49:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 01:49:56,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 01:49:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2021-11-23 01:49:56,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2021-11-23 01:49:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:49:56,667 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:49:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:49:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:49:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:49:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:49:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:49:56,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2021-11-23 01:49:56,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2021-11-23 01:49:56,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:49:56,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:49:56,670 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:49:56,815 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:49:56,816 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:49:57,077 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:49:57,099 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:49:57,099 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 01:49:57,100 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: __VERIFIER_atomic_releaseENTRY is neither atomic block end nor a sink node. [2021-11-23 01:49:57,101 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:304) 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) [2021-11-23 01:49:57,105 INFO L158 Benchmark]: Toolchain (without parser) took 1186.47ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.4MB in the beginning and 29.7MB in the end (delta: -4.4MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-23 01:49:57,106 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 50.3MB. Free memory was 31.8MB in the beginning and 31.7MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:49:57,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.85ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.2MB in the beginning and 33.1MB in the end (delta: -7.9MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2021-11-23 01:49:57,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.48ms. Allocated memory is still 60.8MB. Free memory was 33.1MB in the beginning and 30.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:49:57,108 INFO L158 Benchmark]: Boogie Preprocessor took 69.83ms. Allocated memory is still 60.8MB. Free memory was 30.9MB in the beginning and 42.7MB in the end (delta: -11.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 01:49:57,109 INFO L158 Benchmark]: RCFGBuilder took 516.69ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 29.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:49:57,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 50.3MB. Free memory was 31.8MB in the beginning and 31.7MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.85ms. Allocated memory was 50.3MB in the beginning and 60.8MB in the end (delta: 10.5MB). Free memory was 25.2MB in the beginning and 33.1MB in the end (delta: -7.9MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.48ms. Allocated memory is still 60.8MB. Free memory was 33.1MB in the beginning and 30.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.83ms. Allocated memory is still 60.8MB. Free memory was 30.9MB in the beginning and 42.7MB in the end (delta: -11.8MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 516.69ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 29.7MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:49:57,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f3d333c0-4fad-4402-8ecb-601bc1521bae/bin/ukojak-LBtLqBUTdQ/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?