./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- 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-e04fb08 [2022-11-16 11:53:11,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:53:11,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:53:11,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:53:11,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:53:11,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:53:11,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:53:11,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:53:11,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:53:11,122 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:53:11,123 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:53:11,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:53:11,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:53:11,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:53:11,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:53:11,129 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:53:11,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:53:11,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:53:11,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:53:11,136 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:53:11,138 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:53:11,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:53:11,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:53:11,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:53:11,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:53:11,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:53:11,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:53:11,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:53:11,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:53:11,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:53:11,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:53:11,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:53:11,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:53:11,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:53:11,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:53:11,155 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:53:11,156 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:53:11,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:53:11,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:53:11,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:53:11,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:53:11,160 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-16 11:53:11,182 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:53:11,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:53:11,183 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:53:11,183 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:53:11,184 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 11:53:11,185 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 11:53:11,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:53:11,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:53:11,186 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:53:11,187 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:53:11,187 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 11:53:11,187 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:53:11,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:53:11,188 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 11:53:11,188 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:53:11,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 11:53:11,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 11:53:11,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 11:53:11,189 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-16 11:53:11,190 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 11:53:11,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:53:11,190 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:53:11,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 11:53:11,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:53:11,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:53:11,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 11:53:11,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:53:11,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:53:11,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 11:53:11,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 11:53:11,193 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:53:11,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 11:53:11,194 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 11:53:11,194 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 11:53:11,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 11:53:11,195 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_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-16 11:53:11,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:53:11,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:53:11,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:53:11,474 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:53:11,475 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:53:11,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-16 11:53:11,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/data/94ba39e3c/2c5fd9c49adb49e8aeeee634cf59864b/FLAG5dc35e943 [2022-11-16 11:53:12,063 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:53:12,063 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-16 11:53:12,074 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/data/94ba39e3c/2c5fd9c49adb49e8aeeee634cf59864b/FLAG5dc35e943 [2022-11-16 11:53:12,399 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/data/94ba39e3c/2c5fd9c49adb49e8aeeee634cf59864b [2022-11-16 11:53:12,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:53:12,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:53:12,404 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:53:12,404 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:53:12,408 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:53:12,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:53:12" (1/1) ... [2022-11-16 11:53:12,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58588bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:12, skipping insertion in model container [2022-11-16 11:53:12,410 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:53:12" (1/1) ... [2022-11-16 11:53:12,417 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:53:12,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:53:12,744 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:53:12,953 WARN L229 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_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-16 11:53:12,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:53:12,971 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:53:12,996 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-16 11:53:13,027 WARN L229 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_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-16 11:53:13,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:53:13,077 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:53:13,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13 WrapperNode [2022-11-16 11:53:13,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:53:13,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:53:13,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:53:13,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:53:13,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,142 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-16 11:53:13,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:53:13,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:53:13,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:53:13,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:53:13,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,180 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:53:13,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:53:13,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:53:13,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:53:13,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:53:13" (1/1) ... [2022-11-16 11:53:13,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 11:53:13,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:53:13,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 11:53:13,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 11:53:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 11:53:13,261 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-16 11:53:13,262 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-16 11:53:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:53:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-16 11:53:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 11:53:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 11:53:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 11:53:13,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 11:53:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-16 11:53:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:53:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:53:13,264 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 11:53:13,395 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:53:13,398 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:53:13,556 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:53:13,723 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:53:13,723 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 11:53:13,724 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-16 11:53:13,725 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) [2022-11-16 11:53:13,730 INFO L158 Benchmark]: Toolchain (without parser) took 1326.16ms. Allocated memory is still 109.1MB. Free memory was 74.6MB in the beginning and 53.4MB in the end (delta: 21.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-11-16 11:53:13,730 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 60.5MB in the end (delta: 47.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:53:13,731 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.59ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 73.8MB in the end (delta: 562.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 11:53:13,732 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.94ms. Allocated memory is still 109.1MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:53:13,733 INFO L158 Benchmark]: Boogie Preprocessor took 40.29ms. Allocated memory is still 109.1MB. Free memory was 71.7MB in the beginning and 70.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:53:13,734 INFO L158 Benchmark]: RCFGBuilder took 544.06ms. Allocated memory is still 109.1MB. Free memory was 70.1MB in the beginning and 53.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 11:53:13,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 60.5MB in the end (delta: 47.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.59ms. Allocated memory is still 109.1MB. Free memory was 74.4MB in the beginning and 73.8MB in the end (delta: 562.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.94ms. Allocated memory is still 109.1MB. Free memory was 73.8MB in the beginning and 71.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.29ms. Allocated memory is still 109.1MB. Free memory was 71.7MB in the beginning and 70.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.06ms. Allocated memory is still 109.1MB. Free memory was 70.1MB in the beginning and 53.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. 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. [2022-11-16 11:53:13,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b5a2767-d90e-4f1e-b2c5-eeea5670e17f/bin/uautomizer-tPACEb0tL8/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY 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?