./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/config/GemCutterReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6 --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 --- 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 [2022-11-15 21:01:02,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-15 21:01:02,134 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-15 21:01:02,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-15 21:01:02,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-15 21:01:02,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-15 21:01:02,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-15 21:01:02,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-15 21:01:02,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-15 21:01:02,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-15 21:01:02,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-15 21:01:02,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-15 21:01:02,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-15 21:01:02,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-15 21:01:02,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-15 21:01:02,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-15 21:01:02,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-15 21:01:02,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-15 21:01:02,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-15 21:01:02,213 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-15 21:01:02,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-15 21:01:02,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-15 21:01:02,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-15 21:01:02,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-15 21:01:02,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-15 21:01:02,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-15 21:01:02,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-15 21:01:02,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-15 21:01:02,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-15 21:01:02,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-15 21:01:02,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-15 21:01:02,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-15 21:01:02,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-15 21:01:02,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-15 21:01:02,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-15 21:01:02,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-15 21:01:02,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-15 21:01:02,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-15 21:01:02,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-15 21:01:02,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-15 21:01:02,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-15 21:01:02,245 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2022-11-15 21:01:02,286 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-15 21:01:02,286 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-15 21:01:02,287 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-15 21:01:02,287 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-15 21:01:02,288 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-15 21:01:02,288 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-15 21:01:02,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-15 21:01:02,289 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-15 21:01:02,290 INFO L138 SettingsManager]: * Use SBE=true [2022-11-15 21:01:02,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-15 21:01:02,291 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-15 21:01:02,291 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-15 21:01:02,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-15 21:01:02,292 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-15 21:01:02,292 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-15 21:01:02,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-15 21:01:02,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-15 21:01:02,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-15 21:01:02,293 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-15 21:01:02,293 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-15 21:01:02,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-15 21:01:02,293 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-15 21:01:02,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-15 21:01:02,294 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-15 21:01:02,294 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-15 21:01:02,294 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-15 21:01:02,295 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-15 21:01:02,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 21:01:02,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-15 21:01:02,295 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-15 21:01:02,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-15 21:01:02,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-15 21:01:02,296 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-11-15 21:01:02,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-15 21:01:02,297 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-15 21:01:02,297 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-15 21:01:02,297 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-15 21:01:02,298 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-15 21:01:02,298 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-15 21:01:02,298 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_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c62a6a6ca02e763ce9adebe2a1f0301f133cb0abc0bbd9fb473585b57a9c78f2 [2022-11-15 21:01:02,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-15 21:01:02,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-15 21:01:02,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-15 21:01:02,601 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-15 21:01:02,601 INFO L275 PluginConnector]: CDTParser initialized [2022-11-15 21:01:02,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-15 21:01:02,670 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/data/e37e5e9bf/3de367c9b72940f390d8862804159b37/FLAG57b4e90dc [2022-11-15 21:01:03,237 INFO L306 CDTParser]: Found 1 translation units. [2022-11-15 21:01:03,242 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2022-11-15 21:01:03,272 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/data/e37e5e9bf/3de367c9b72940f390d8862804159b37/FLAG57b4e90dc [2022-11-15 21:01:03,489 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/data/e37e5e9bf/3de367c9b72940f390d8862804159b37 [2022-11-15 21:01:03,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-15 21:01:03,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-15 21:01:03,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-15 21:01:03,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-15 21:01:03,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-15 21:01:03,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:01:03" (1/1) ... [2022-11-15 21:01:03,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a8176be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:03, skipping insertion in model container [2022-11-15 21:01:03,500 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:01:03" (1/1) ... [2022-11-15 21:01:03,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-15 21:01:03,554 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-15 21:01:03,782 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-15 21:01:04,373 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_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-15 21:01:04,412 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 21:01:04,421 INFO L203 MainTranslator]: Completed pre-run [2022-11-15 21:01:04,433 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-15 21:01:04,458 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_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/sv-benchmarks/c/ldv-races/race-2_5-container_of.i[75002,75015] [2022-11-15 21:01:04,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-15 21:01:04,591 INFO L208 MainTranslator]: Completed translation [2022-11-15 21:01:04,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04 WrapperNode [2022-11-15 21:01:04,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-15 21:01:04,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-15 21:01:04,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-15 21:01:04,604 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-15 21:01:04,613 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,644 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,674 INFO L138 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 143 [2022-11-15 21:01:04,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-15 21:01:04,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-15 21:01:04,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-15 21:01:04,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-15 21:01:04,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,729 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,737 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-15 21:01:04,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-15 21:01:04,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-15 21:01:04,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-15 21:01:04,744 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (1/1) ... [2022-11-15 21:01:04,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-15 21:01:04,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 [2022-11-15 21:01:04,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-15 21:01:04,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-15 21:01:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-15 21:01:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-15 21:01:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-15 21:01:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-15 21:01:04,820 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-15 21:01:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-15 21:01:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-15 21:01:04,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-15 21:01:04,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-15 21:01:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-11-15 21:01:04,822 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-11-15 21:01:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-15 21:01:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-15 21:01:04,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-15 21:01:04,824 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-15 21:01:05,200 INFO L235 CfgBuilder]: Building ICFG [2022-11-15 21:01:05,202 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-15 21:01:05,543 INFO L276 CfgBuilder]: Performing block encoding [2022-11-15 21:01:05,623 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-15 21:01:05,631 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-15 21:01:05,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:01:05 BoogieIcfgContainer [2022-11-15 21:01:05,634 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-15 21:01:05,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-15 21:01:05,639 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-15 21:01:05,642 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-15 21:01:05,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:01:03" (1/3) ... [2022-11-15 21:01:05,644 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c2443f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:01:05, skipping insertion in model container [2022-11-15 21:01:05,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:01:04" (2/3) ... [2022-11-15 21:01:05,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c2443f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:01:05, skipping insertion in model container [2022-11-15 21:01:05,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:01:05" (3/3) ... [2022-11-15 21:01:05,647 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_5-container_of.i [2022-11-15 21:01:05,660 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-15 21:01:05,670 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-15 21:01:05,672 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-15 21:01:05,673 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-15 21:01:05,777 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-15 21:01:05,831 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 21:01:05,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-15 21:01:05,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 [2022-11-15 21:01:05,833 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-15 21:01:05,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-15 21:01:05,892 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-15 21:01:05,908 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == my_callbackThread1of1ForFork0 ======== [2022-11-15 21:01:05,915 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f6bd578, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 21:01:05,916 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-15 21:01:10,306 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:01:10,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:01:10,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1154381407, now seen corresponding path program 1 times [2022-11-15 21:01:10,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:01:10,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449603165] [2022-11-15 21:01:10,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:01:10,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:01:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:01:12,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:01:12,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:01:12,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449603165] [2022-11-15 21:01:12,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449603165] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:01:12,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:01:12,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-15 21:01:12,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386088438] [2022-11-15 21:01:12,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:01:12,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-15 21:01:12,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:01:12,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-15 21:01:12,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2022-11-15 21:01:12,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:01:12,526 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:01:12,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 4.0) internal successors, (56), 15 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:01:12,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:01:44,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:01:44,261 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-15 21:01:44,262 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:01:44,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:01:44,263 INFO L85 PathProgramCache]: Analyzing trace with hash 131834838, now seen corresponding path program 1 times [2022-11-15 21:01:44,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:01:44,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717966542] [2022-11-15 21:01:44,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:01:44,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:01:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:01:45,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:01:45,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:01:45,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717966542] [2022-11-15 21:01:45,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717966542] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:01:45,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:01:45,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-11-15 21:01:45,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968538345] [2022-11-15 21:01:45,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:01:45,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-15 21:01:45,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:01:45,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-15 21:01:45,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2022-11-15 21:01:45,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:01:45,811 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:01:45,811 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.588235294117647) internal successors, (61), 18 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:01:45,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:01:45,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:01:58,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:01:58,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:01:58,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-15 21:01:58,661 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:01:58,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:01:58,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1022441808, now seen corresponding path program 1 times [2022-11-15 21:01:58,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:01:58,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674039246] [2022-11-15 21:01:58,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:01:58,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:01:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:01:59,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:01:59,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:01:59,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674039246] [2022-11-15 21:01:59,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674039246] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:01:59,964 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:01:59,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-15 21:01:59,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331146483] [2022-11-15 21:01:59,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:01:59,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-15 21:01:59,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:01:59,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-15 21:01:59,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2022-11-15 21:01:59,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:01:59,967 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:01:59,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.888888888888889) internal successors, (70), 18 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:01:59,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:01:59,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:01:59,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:13,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:02:13,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:02:13,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:13,642 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-15 21:02:13,642 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:02:13,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:02:13,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1219749841, now seen corresponding path program 1 times [2022-11-15 21:02:13,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:02:13,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455492373] [2022-11-15 21:02:13,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:02:13,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:02:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:02:13,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:02:13,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:02:13,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455492373] [2022-11-15 21:02:13,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455492373] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:02:13,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:02:13,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-15 21:02:13,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953642808] [2022-11-15 21:02:13,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:02:13,761 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-15 21:02:13,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:02:13,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-15 21:02:13,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-15 21:02:13,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:13,763 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:02:13,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:02:13,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:02:13,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:02:13,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:13,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:19,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:02:19,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:02:19,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:19,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 21:02:19,517 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-15 21:02:19,517 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:02:19,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:02:19,518 INFO L85 PathProgramCache]: Analyzing trace with hash 1391865415, now seen corresponding path program 1 times [2022-11-15 21:02:19,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:02:19,518 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787969501] [2022-11-15 21:02:19,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:02:19,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:02:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:02:22,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:02:22,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:02:22,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787969501] [2022-11-15 21:02:22,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787969501] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:02:22,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:02:22,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-11-15 21:02:22,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808474712] [2022-11-15 21:02:22,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:02:22,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-11-15 21:02:22,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:02:22,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-11-15 21:02:22,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2022-11-15 21:02:22,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:22,460 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:02:22,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 2.8076923076923075) internal successors, (73), 27 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:02:22,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:02:22,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:02:22,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:22,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 21:02:22,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:02:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:02:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:28,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 21:02:28,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 21:02:28,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-15 21:02:28,543 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:02:28,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:02:28,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1391865416, now seen corresponding path program 1 times [2022-11-15 21:02:28,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:02:28,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451340264] [2022-11-15 21:02:28,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:02:28,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:02:28,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:02:31,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:02:31,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:02:31,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451340264] [2022-11-15 21:02:31,111 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451340264] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:02:31,111 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:02:31,111 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-11-15 21:02:31,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793775980] [2022-11-15 21:02:31,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:02:31,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-11-15 21:02:31,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:02:31,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-11-15 21:02:31,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=634, Unknown=0, NotChecked=0, Total=702 [2022-11-15 21:02:31,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:31,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:02:31,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 2.8076923076923075) internal successors, (73), 27 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:02:31,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:02:31,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:02:31,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:31,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 21:02:31,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 21:02:31,115 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:35,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-15 21:02:35,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:02:35,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:35,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 21:02:35,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 21:02:35,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:02:35,239 INFO L805 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-15 21:02:35,240 INFO L805 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-15 21:02:35,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-15 21:02:35,249 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-15 21:02:35,254 INFO L307 ceAbstractionStarter]: Result for error location my_callbackThread1of1ForFork0 was SAFE,SAFE (1/3) [2022-11-15 21:02:35,258 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 21:02:35,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-15 21:02:35,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 [2022-11-15 21:02:35,270 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-15 21:02:35,273 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-15 21:02:35,274 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-15 21:02:35,274 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f6bd578, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 21:02:35,274 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-15 21:02:35,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-11-15 21:02:44,970 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2022-11-15 21:02:44,971 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2022-11-15 21:02:44,973 INFO L444 BasicCegarLoop]: Path program histogram: [] [2022-11-15 21:02:44,973 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE (2/3) [2022-11-15 21:02:44,976 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 21:02:44,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-15 21:02:44,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 [2022-11-15 21:02:45,002 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-15 21:02:45,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-11-15 21:02:45,006 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-15 21:02:45,006 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == my_callbackThread1of1ForFork1 ======== [2022-11-15 21:02:45,007 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@f6bd578, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-15 21:02:45,007 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-15 21:02:51,392 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:02:51,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:02:51,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1395243375, now seen corresponding path program 1 times [2022-11-15 21:02:51,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:02:51,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456258972] [2022-11-15 21:02:51,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:02:51,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:02:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:02:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:02:52,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:02:52,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456258972] [2022-11-15 21:02:52,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456258972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:02:52,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:02:52,364 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-11-15 21:02:52,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776738716] [2022-11-15 21:02:52,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:02:52,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-15 21:02:52,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:02:52,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-15 21:02:52,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=296, Unknown=0, NotChecked=0, Total=342 [2022-11-15 21:02:52,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:52,366 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:02:52,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.789473684210526) internal successors, (72), 19 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:02:52,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:53,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:53,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-15 21:02:53,933 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:02:53,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:02:53,934 INFO L85 PathProgramCache]: Analyzing trace with hash 2113835677, now seen corresponding path program 1 times [2022-11-15 21:02:53,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:02:53,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281783013] [2022-11-15 21:02:53,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:02:53,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:02:53,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:02:56,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:02:56,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:02:56,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281783013] [2022-11-15 21:02:56,072 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281783013] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:02:56,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:02:56,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2022-11-15 21:02:56,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507285558] [2022-11-15 21:02:56,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:02:56,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2022-11-15 21:02:56,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:02:56,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2022-11-15 21:02:56,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=570, Unknown=0, NotChecked=0, Total=650 [2022-11-15 21:02:56,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:56,075 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:02:56,075 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 25 states have (on average 3.0) internal successors, (75), 26 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:02:56,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:56,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:58,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:58,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-11-15 21:02:58,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-15 21:02:58,453 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:02:58,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:02:58,453 INFO L85 PathProgramCache]: Analyzing trace with hash 2113835678, now seen corresponding path program 1 times [2022-11-15 21:02:58,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:02:58,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106969669] [2022-11-15 21:02:58,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:02:58,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:02:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:02:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:02:59,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:02:59,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106969669] [2022-11-15 21:02:59,928 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106969669] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:02:59,929 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:02:59,929 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-11-15 21:02:59,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084694539] [2022-11-15 21:02:59,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:02:59,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-11-15 21:02:59,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:02:59,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-15 21:02:59,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2022-11-15 21:02:59,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:02:59,930 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:02:59,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 3.409090909090909) internal successors, (75), 23 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:02:59,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:02:59,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-11-15 21:02:59,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:03:28,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:03:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:03:28,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-15 21:03:28,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-15 21:03:28,917 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:03:28,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:03:28,917 INFO L85 PathProgramCache]: Analyzing trace with hash 2009241247, now seen corresponding path program 1 times [2022-11-15 21:03:28,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:03:28,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954419534] [2022-11-15 21:03:28,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:03:28,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:03:28,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:03:32,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:03:32,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:03:32,545 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954419534] [2022-11-15 21:03:32,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954419534] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:03:32,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:03:32,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-11-15 21:03:32,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690739943] [2022-11-15 21:03:32,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:03:32,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-11-15 21:03:32,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:03:32,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-11-15 21:03:32,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=777, Unknown=0, NotChecked=0, Total=870 [2022-11-15 21:03:32,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:03:32,552 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:03:32,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 3.1724137931034484) internal successors, (92), 30 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:03:32,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:03:32,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:03:32,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-15 21:03:32,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:03:39,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:03:39,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:03:39,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-15 21:03:39,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-15 21:03:39,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-15 21:03:39,431 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:03:39,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:03:39,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1770885018, now seen corresponding path program 1 times [2022-11-15 21:03:39,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:03:39,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59793431] [2022-11-15 21:03:39,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:03:39,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:03:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:03:43,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:03:43,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:03:43,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59793431] [2022-11-15 21:03:43,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59793431] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:03:43,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:03:43,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2022-11-15 21:03:43,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181475496] [2022-11-15 21:03:43,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:03:43,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2022-11-15 21:03:43,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:03:43,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2022-11-15 21:03:43,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=834, Unknown=0, NotChecked=0, Total=930 [2022-11-15 21:03:43,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:03:43,264 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:03:43,265 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 30 states have (on average 3.1666666666666665) internal successors, (95), 31 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:03:43,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:03:43,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:03:43,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-15 21:03:43,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-15 21:03:43,265 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:03:52,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:03:52,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:03:52,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-15 21:03:52,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-15 21:03:52,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-15 21:03:52,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-15 21:03:52,541 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:03:52,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:03:52,542 INFO L85 PathProgramCache]: Analyzing trace with hash 937021495, now seen corresponding path program 1 times [2022-11-15 21:03:52,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:03:52,542 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723191823] [2022-11-15 21:03:52,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:03:52,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:03:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:03:54,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:03:54,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:03:54,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723191823] [2022-11-15 21:03:54,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723191823] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:03:54,191 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:03:54,191 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-11-15 21:03:54,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432957153] [2022-11-15 21:03:54,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:03:54,192 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-11-15 21:03:54,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:03:54,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-11-15 21:03:54,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2022-11-15 21:03:54,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:03:54,193 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:03:54,193 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 4.8) internal successors, (96), 21 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:03:54,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:03:54,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:03:54,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-15 21:03:54,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-15 21:03:54,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-15 21:03:54,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:04:12,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:04:12,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:04:12,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-15 21:04:12,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-15 21:04:12,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-15 21:04:12,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-15 21:04:12,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-15 21:04:12,995 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:04:12,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:04:12,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1709305461, now seen corresponding path program 1 times [2022-11-15 21:04:12,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:04:12,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607672409] [2022-11-15 21:04:12,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:04:12,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:04:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:04:15,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:04:15,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:04:15,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607672409] [2022-11-15 21:04:15,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607672409] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:04:15,844 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:04:15,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2022-11-15 21:04:15,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311069074] [2022-11-15 21:04:15,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:04:15,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-15 21:04:15,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:04:15,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-15 21:04:15,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=685, Unknown=0, NotChecked=0, Total=756 [2022-11-15 21:04:15,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:04:15,846 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:04:15,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 3.5185185185185186) internal successors, (95), 28 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:04:15,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:04:15,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-11-15 21:04:15,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-15 21:04:15,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-15 21:04:15,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2022-11-15 21:04:15,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-15 21:04:15,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:05:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:05:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-15 21:05:10,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-15 21:05:10,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-15 21:05:10,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-15 21:05:10,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-15 21:05:10,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-11-15 21:05:10,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-15 21:05:10,453 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:05:10,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:05:10,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1349530305, now seen corresponding path program 1 times [2022-11-15 21:05:10,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:05:10,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894349493] [2022-11-15 21:05:10,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:05:10,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:05:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:05:10,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:05:10,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:05:10,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894349493] [2022-11-15 21:05:10,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894349493] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:05:10,562 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:05:10,562 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-15 21:05:10,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516495539] [2022-11-15 21:05:10,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:05:10,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-15 21:05:10,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:05:10,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-15 21:05:10,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-15 21:05:10,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:05:10,564 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:05:10,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:05:10,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:05:10,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-15 21:05:10,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-15 21:05:10,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-11-15 21:05:10,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-15 21:05:10,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-15 21:05:10,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2022-11-15 21:05:10,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:05:23,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:05:23,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-11-15 21:05:23,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-15 21:05:23,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-11-15 21:05:23,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-11-15 21:05:23,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-11-15 21:05:23,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-11-15 21:05:23,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 21:05:23,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-15 21:05:23,687 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-15 21:05:23,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-15 21:05:23,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1899440358, now seen corresponding path program 1 times [2022-11-15 21:05:23,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-15 21:05:23,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708178591] [2022-11-15 21:05:23,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-15 21:05:23,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-15 21:05:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-15 21:05:24,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-15 21:05:24,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-15 21:05:24,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708178591] [2022-11-15 21:05:24,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708178591] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-15 21:05:24,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-15 21:05:24,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2022-11-15 21:05:24,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092918756] [2022-11-15 21:05:24,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-15 21:05:24,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-15 21:05:24,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-15 21:05:24,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-15 21:05:24,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2022-11-15 21:05:24,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:05:24,757 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-15 21:05:24,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 19 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-15 21:05:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:05:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-11-15 21:05:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-11-15 21:05:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2022-11-15 21:05:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2022-11-15 21:05:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-11-15 21:05:24,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2022-11-15 21:05:24,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-15 21:05:24,758 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-15 21:06:04,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-15 21:06:04,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-11-15 21:06:04,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-15 21:06:04,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-11-15 21:06:04,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-11-15 21:06:04,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-11-15 21:06:04,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-11-15 21:06:04,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-15 21:06:04,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-11-15 21:06:04,167 INFO L805 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-15 21:06:04,168 INFO L805 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-15 21:06:04,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-15 21:06:04,173 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-15 21:06:04,173 INFO L307 ceAbstractionStarter]: Result for error location my_callbackThread1of1ForFork1 was SAFE,SAFE (3/3) [2022-11-15 21:06:04,176 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-15 21:06:04,176 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-15 21:06:04,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:06:04 BasicIcfg [2022-11-15 21:06:04,180 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-15 21:06:04,181 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-15 21:06:04,181 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-15 21:06:04,181 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-15 21:06:04,182 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:01:05" (3/4) ... [2022-11-15 21:06:04,184 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-15 21:06:04,189 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_callback [2022-11-15 21:06:04,195 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2022-11-15 21:06:04,195 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-15 21:06:04,195 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-15 21:06:04,196 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-15 21:06:04,242 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/witness.graphml [2022-11-15 21:06:04,243 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-15 21:06:04,244 INFO L158 Benchmark]: Toolchain (without parser) took 300751.00ms. Allocated memory was 104.9MB in the beginning and 461.4MB in the end (delta: 356.5MB). Free memory was 66.0MB in the beginning and 374.9MB in the end (delta: -308.9MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2022-11-15 21:06:04,244 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory was 75.3MB in the beginning and 75.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-15 21:06:04,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1109.52ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 65.7MB in the beginning and 96.7MB in the end (delta: -30.9MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2022-11-15 21:06:04,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.87ms. Allocated memory is still 125.8MB. Free memory was 96.7MB in the beginning and 93.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-15 21:06:04,245 INFO L158 Benchmark]: Boogie Preprocessor took 55.68ms. Allocated memory is still 125.8MB. Free memory was 93.2MB in the beginning and 90.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-15 21:06:04,246 INFO L158 Benchmark]: RCFGBuilder took 895.41ms. Allocated memory is still 125.8MB. Free memory was 90.4MB in the beginning and 63.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-15 21:06:04,246 INFO L158 Benchmark]: TraceAbstraction took 298543.79ms. Allocated memory was 125.8MB in the beginning and 461.4MB in the end (delta: 335.5MB). Free memory was 62.4MB in the beginning and 378.1MB in the end (delta: -315.6MB). Peak memory consumption was 281.3MB. Max. memory is 16.1GB. [2022-11-15 21:06:04,247 INFO L158 Benchmark]: Witness Printer took 62.32ms. Allocated memory is still 461.4MB. Free memory was 378.1MB in the beginning and 374.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-15 21:06:04,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 104.9MB. Free memory was 75.3MB in the beginning and 75.2MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1109.52ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 65.7MB in the beginning and 96.7MB in the end (delta: -30.9MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.87ms. Allocated memory is still 125.8MB. Free memory was 96.7MB in the beginning and 93.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.68ms. Allocated memory is still 125.8MB. Free memory was 93.2MB in the beginning and 90.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 895.41ms. Allocated memory is still 125.8MB. Free memory was 90.4MB in the beginning and 63.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 298543.79ms. Allocated memory was 125.8MB in the beginning and 461.4MB in the end (delta: 335.5MB). Free memory was 62.4MB in the beginning and 378.1MB in the end (delta: -315.6MB). Peak memory consumption was 281.3MB. Max. memory is 16.1GB. * Witness Printer took 62.32ms. Allocated memory is still 461.4MB. Free memory was 378.1MB in the beginning and 374.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11609, independent: 10995, independent conditional: 8208, independent unconditional: 2787, dependent: 452, dependent conditional: 407, dependent unconditional: 45, unknown: 162, unknown conditional: 135, unknown unconditional: 27] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11379, independent: 10995, independent conditional: 8208, independent unconditional: 2787, dependent: 222, dependent conditional: 177, dependent unconditional: 45, unknown: 162, unknown conditional: 135, unknown unconditional: 27] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11379, independent: 10995, independent conditional: 8208, independent unconditional: 2787, dependent: 222, dependent conditional: 177, dependent unconditional: 45, unknown: 162, unknown conditional: 135, unknown unconditional: 27] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12001, independent: 10995, independent conditional: 47, independent unconditional: 10948, dependent: 613, dependent conditional: 352, dependent unconditional: 261, unknown: 393, unknown conditional: 223, unknown unconditional: 170] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12001, independent: 10995, independent conditional: 47, independent unconditional: 10948, dependent: 613, dependent conditional: 325, dependent unconditional: 288, unknown: 393, unknown conditional: 223, unknown unconditional: 170] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12001, independent: 10995, independent conditional: 47, independent unconditional: 10948, dependent: 613, dependent conditional: 325, dependent unconditional: 288, unknown: 393, unknown conditional: 223, unknown unconditional: 170] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2987, independent: 2824, independent conditional: 37, independent unconditional: 2787, dependent: 105, dependent conditional: 60, dependent unconditional: 45, unknown: 58, unknown conditional: 31, unknown unconditional: 27] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2987, independent: 2783, independent conditional: 0, independent unconditional: 2783, dependent: 204, dependent conditional: 0, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 204, independent: 41, independent conditional: 37, independent unconditional: 4, dependent: 105, dependent conditional: 60, dependent unconditional: 45, unknown: 58, unknown conditional: 31, unknown unconditional: 27] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 204, independent: 41, independent conditional: 37, independent unconditional: 4, dependent: 105, dependent conditional: 60, dependent unconditional: 45, unknown: 58, unknown conditional: 31, unknown unconditional: 27] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63670, independent: 1273, independent conditional: 1224, independent unconditional: 50, dependent: 898, dependent conditional: 472, dependent unconditional: 427, unknown: 61499, unknown conditional: 32915, unknown unconditional: 28584] , Protected Queries: 0 ], Cache Queries: [ total: 12001, independent: 8171, independent conditional: 10, independent unconditional: 8161, dependent: 508, dependent conditional: 265, dependent unconditional: 243, unknown: 3322, unknown conditional: 320, unknown unconditional: 3002] , Statistics on independence cache: Total cache size (in pairs): 2929, Positive cache size: 2824, Positive conditional cache size: 37, Positive unconditional cache size: 2787, Negative cache size: 105, Negative conditional cache size: 60, Negative unconditional cache size: 45, Unknown cache size: 58, Unknown conditional cache size: 31, Unknown unconditional cache size: 27, Eliminated conditions: 27, Maximal queried relation: 6, Independence queries for same thread: 230 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 29.2s, Number of persistent set computation: 883, Number of trivial persistent sets: 832, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2859, independent: 2787, independent conditional: 0, independent unconditional: 2787, dependent: 45, dependent conditional: 0, dependent unconditional: 45, unknown: 27, unknown conditional: 0, unknown unconditional: 27] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11609, independent: 10995, independent conditional: 8208, independent unconditional: 2787, dependent: 452, dependent conditional: 407, dependent unconditional: 45, unknown: 162, unknown conditional: 135, unknown unconditional: 27] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11379, independent: 10995, independent conditional: 8208, independent unconditional: 2787, dependent: 222, dependent conditional: 177, dependent unconditional: 45, unknown: 162, unknown conditional: 135, unknown unconditional: 27] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 11379, independent: 10995, independent conditional: 8208, independent unconditional: 2787, dependent: 222, dependent conditional: 177, dependent unconditional: 45, unknown: 162, unknown conditional: 135, unknown unconditional: 27] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 12001, independent: 10995, independent conditional: 47, independent unconditional: 10948, dependent: 613, dependent conditional: 352, dependent unconditional: 261, unknown: 393, unknown conditional: 223, unknown unconditional: 170] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 12001, independent: 10995, independent conditional: 47, independent unconditional: 10948, dependent: 613, dependent conditional: 325, dependent unconditional: 288, unknown: 393, unknown conditional: 223, unknown unconditional: 170] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 12001, independent: 10995, independent conditional: 47, independent unconditional: 10948, dependent: 613, dependent conditional: 325, dependent unconditional: 288, unknown: 393, unknown conditional: 223, unknown unconditional: 170] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2987, independent: 2824, independent conditional: 37, independent unconditional: 2787, dependent: 105, dependent conditional: 60, dependent unconditional: 45, unknown: 58, unknown conditional: 31, unknown unconditional: 27] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2987, independent: 2783, independent conditional: 0, independent unconditional: 2783, dependent: 204, dependent conditional: 0, dependent unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 204, independent: 41, independent conditional: 37, independent unconditional: 4, dependent: 105, dependent conditional: 60, dependent unconditional: 45, unknown: 58, unknown conditional: 31, unknown unconditional: 27] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 204, independent: 41, independent conditional: 37, independent unconditional: 4, dependent: 105, dependent conditional: 60, dependent unconditional: 45, unknown: 58, unknown conditional: 31, unknown unconditional: 27] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63670, independent: 1273, independent conditional: 1224, independent unconditional: 50, dependent: 898, dependent conditional: 472, dependent unconditional: 427, unknown: 61499, unknown conditional: 32915, unknown unconditional: 28584] , Protected Queries: 0 ], Cache Queries: [ total: 12001, independent: 8171, independent conditional: 10, independent unconditional: 8161, dependent: 508, dependent conditional: 265, dependent unconditional: 243, unknown: 3322, unknown conditional: 320, unknown unconditional: 3002] , Statistics on independence cache: Total cache size (in pairs): 2929, Positive cache size: 2824, Positive conditional cache size: 37, Positive unconditional cache size: 2787, Negative cache size: 105, Negative conditional cache size: 60, Negative unconditional cache size: 45, Unknown cache size: 58, Unknown conditional cache size: 31, Unknown unconditional cache size: 27, Eliminated conditions: 27, Maximal queried relation: 6, Independence queries for same thread: 230 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1230, independent: 1203, independent conditional: 72, independent unconditional: 1131, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 11, unknown conditional: 2, unknown unconditional: 9] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 72, independent unconditional: 1131, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 11, unknown conditional: 2, unknown unconditional: 9] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 72, independent unconditional: 1131, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 11, unknown conditional: 2, unknown unconditional: 9] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 0, independent unconditional: 1203, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 0, independent unconditional: 1203, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 0, independent unconditional: 1203, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1147, independent: 1131, independent conditional: 0, independent unconditional: 1131, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1147, independent: 1129, independent conditional: 0, independent unconditional: 1129, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9669, independent: 35, independent conditional: 0, independent unconditional: 35, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 9531, unknown conditional: 0, unknown unconditional: 9531] , Protected Queries: 0 ], Cache Queries: [ total: 1222, independent: 72, independent conditional: 0, independent unconditional: 72, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 1149, unknown conditional: 0, unknown unconditional: 1149] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1131, Positive conditional cache size: 0, Positive unconditional cache size: 1131, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 9, Unknown conditional cache size: 0, Unknown unconditional cache size: 9, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 8 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 9.7s, Number of persistent set computation: 142, Number of trivial persistent sets: 142, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1147, independent: 1131, independent conditional: 0, independent unconditional: 1131, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1230, independent: 1203, independent conditional: 72, independent unconditional: 1131, dependent: 16, dependent conditional: 9, dependent unconditional: 7, unknown: 11, unknown conditional: 2, unknown unconditional: 9] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 72, independent unconditional: 1131, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 11, unknown conditional: 2, unknown unconditional: 9] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 72, independent unconditional: 1131, dependent: 8, dependent conditional: 1, dependent unconditional: 7, unknown: 11, unknown conditional: 2, unknown unconditional: 9] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 0, independent unconditional: 1203, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 0, independent unconditional: 1203, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1222, independent: 1203, independent conditional: 0, independent unconditional: 1203, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1147, independent: 1131, independent conditional: 0, independent unconditional: 1131, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1147, independent: 1129, independent conditional: 0, independent unconditional: 1129, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 18, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 18, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 9, unknown conditional: 0, unknown unconditional: 9] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9669, independent: 35, independent conditional: 0, independent unconditional: 35, dependent: 103, dependent conditional: 0, dependent unconditional: 103, unknown: 9531, unknown conditional: 0, unknown unconditional: 9531] , Protected Queries: 0 ], Cache Queries: [ total: 1222, independent: 72, independent conditional: 0, independent unconditional: 72, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 1149, unknown conditional: 0, unknown unconditional: 1149] , Statistics on independence cache: Total cache size (in pairs): 1138, Positive cache size: 1131, Positive conditional cache size: 0, Positive unconditional cache size: 1131, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Unknown cache size: 9, Unknown conditional cache size: 0, Unknown unconditional cache size: 9, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 8 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8479, independent: 8125, independent conditional: 5274, independent unconditional: 2851, dependent: 288, dependent conditional: 233, dependent unconditional: 55, unknown: 66, unknown conditional: 29, unknown unconditional: 37] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8298, independent: 8125, independent conditional: 5274, independent unconditional: 2851, dependent: 107, dependent conditional: 52, dependent unconditional: 55, unknown: 66, unknown conditional: 29, unknown unconditional: 37] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8298, independent: 8125, independent conditional: 5274, independent unconditional: 2851, dependent: 107, dependent conditional: 52, dependent unconditional: 55, unknown: 66, unknown conditional: 29, unknown unconditional: 37] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9185, independent: 8125, independent conditional: 137, independent unconditional: 7988, dependent: 778, dependent conditional: 567, dependent unconditional: 211, unknown: 282, unknown conditional: 183, unknown unconditional: 99] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9185, independent: 8125, independent conditional: 137, independent unconditional: 7988, dependent: 778, dependent conditional: 393, dependent unconditional: 385, unknown: 282, unknown conditional: 143, unknown unconditional: 139] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, independent: 8125, independent conditional: 137, independent unconditional: 7988, dependent: 778, dependent conditional: 393, dependent unconditional: 385, unknown: 282, unknown conditional: 143, unknown unconditional: 139] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3160, independent: 2901, independent conditional: 50, independent unconditional: 2851, dependent: 169, dependent conditional: 114, dependent unconditional: 55, unknown: 90, unknown conditional: 53, unknown unconditional: 37] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3160, independent: 2844, independent conditional: 0, independent unconditional: 2844, dependent: 316, dependent conditional: 0, dependent unconditional: 316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 316, independent: 57, independent conditional: 50, independent unconditional: 7, dependent: 169, dependent conditional: 114, dependent unconditional: 55, unknown: 90, unknown conditional: 53, unknown unconditional: 37] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 316, independent: 57, independent conditional: 50, independent unconditional: 7, dependent: 169, dependent conditional: 114, dependent unconditional: 55, unknown: 90, unknown conditional: 53, unknown unconditional: 37] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100127, independent: 3397, independent conditional: 3313, independent unconditional: 84, dependent: 1694, dependent conditional: 1335, dependent unconditional: 359, unknown: 95037, unknown conditional: 56140, unknown unconditional: 38897] , Protected Queries: 0 ], Cache Queries: [ total: 9185, independent: 5224, independent conditional: 87, independent unconditional: 5137, dependent: 609, dependent conditional: 279, dependent unconditional: 330, unknown: 3352, unknown conditional: 307, unknown unconditional: 3045] , Statistics on independence cache: Total cache size (in pairs): 3070, Positive cache size: 2901, Positive conditional cache size: 50, Positive unconditional cache size: 2851, Negative cache size: 169, Negative conditional cache size: 114, Negative unconditional cache size: 55, Unknown cache size: 90, Unknown conditional cache size: 53, Unknown unconditional cache size: 37, Eliminated conditions: 214, Maximal queried relation: 9, Independence queries for same thread: 181 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 39.4s, Number of persistent set computation: 1059, Number of trivial persistent sets: 946, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2943, independent: 2851, independent conditional: 0, independent unconditional: 2851, dependent: 55, dependent conditional: 0, dependent unconditional: 55, unknown: 37, unknown conditional: 0, unknown unconditional: 37] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8479, independent: 8125, independent conditional: 5274, independent unconditional: 2851, dependent: 288, dependent conditional: 233, dependent unconditional: 55, unknown: 66, unknown conditional: 29, unknown unconditional: 37] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8298, independent: 8125, independent conditional: 5274, independent unconditional: 2851, dependent: 107, dependent conditional: 52, dependent unconditional: 55, unknown: 66, unknown conditional: 29, unknown unconditional: 37] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8298, independent: 8125, independent conditional: 5274, independent unconditional: 2851, dependent: 107, dependent conditional: 52, dependent unconditional: 55, unknown: 66, unknown conditional: 29, unknown unconditional: 37] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9185, independent: 8125, independent conditional: 137, independent unconditional: 7988, dependent: 778, dependent conditional: 567, dependent unconditional: 211, unknown: 282, unknown conditional: 183, unknown unconditional: 99] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9185, independent: 8125, independent conditional: 137, independent unconditional: 7988, dependent: 778, dependent conditional: 393, dependent unconditional: 385, unknown: 282, unknown conditional: 143, unknown unconditional: 139] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9185, independent: 8125, independent conditional: 137, independent unconditional: 7988, dependent: 778, dependent conditional: 393, dependent unconditional: 385, unknown: 282, unknown conditional: 143, unknown unconditional: 139] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3160, independent: 2901, independent conditional: 50, independent unconditional: 2851, dependent: 169, dependent conditional: 114, dependent unconditional: 55, unknown: 90, unknown conditional: 53, unknown unconditional: 37] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3160, independent: 2844, independent conditional: 0, independent unconditional: 2844, dependent: 316, dependent conditional: 0, dependent unconditional: 316, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 316, independent: 57, independent conditional: 50, independent unconditional: 7, dependent: 169, dependent conditional: 114, dependent unconditional: 55, unknown: 90, unknown conditional: 53, unknown unconditional: 37] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 316, independent: 57, independent conditional: 50, independent unconditional: 7, dependent: 169, dependent conditional: 114, dependent unconditional: 55, unknown: 90, unknown conditional: 53, unknown unconditional: 37] , SemanticIndependenceRelation.Query Time [ms]: [ total: 100127, independent: 3397, independent conditional: 3313, independent unconditional: 84, dependent: 1694, dependent conditional: 1335, dependent unconditional: 359, unknown: 95037, unknown conditional: 56140, unknown unconditional: 38897] , Protected Queries: 0 ], Cache Queries: [ total: 9185, independent: 5224, independent conditional: 87, independent unconditional: 5137, dependent: 609, dependent conditional: 279, dependent unconditional: 330, unknown: 3352, unknown conditional: 307, unknown unconditional: 3045] , Statistics on independence cache: Total cache size (in pairs): 3070, Positive cache size: 2901, Positive conditional cache size: 50, Positive unconditional cache size: 2851, Negative cache size: 169, Negative conditional cache size: 114, Negative unconditional cache size: 55, Unknown cache size: 90, Unknown conditional cache size: 53, Unknown unconditional cache size: 37, Eliminated conditions: 214, Maximal queried relation: 9, Independence queries for same thread: 181 - PositiveResult [Line: 1700]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1700]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: my_callbackThread1of1ForFork0 with 1 thread instances CFG has 4 procedures, 185 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 89.4s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 78.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 112, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 413 NumberOfCodeBlocks, 413 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 407 ConstructedInterpolants, 0 QuantifiedInterpolants, 4686 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 185 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 9.7s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 9.7s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: my_callbackThread1of1ForFork1 with 1 thread instances CFG has 4 procedures, 185 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 199.2s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 181.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 378, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 17.3s InterpolantComputationTime, 754 NumberOfCodeBlocks, 754 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 745 ConstructedInterpolants, 0 QuantifiedInterpolants, 10019 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-15 21:06:04,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Ended with exit code 0 [2022-11-15 21:06:04,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2022-11-15 21:06:04,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-11-15 21:06:04,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99b20e2d-4b16-4f62-a6bf-f5ceb5e97776/bin/ugemcutter-0EfhiD2kp6/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 Writing output log to file Ultimate.log Result: TRUE