./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e927e911c23486d4682cc4d9150666f96dac934e6255a36a06c854492483c520 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 22:18:23,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 22:18:23,819 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 22:18:23,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 22:18:23,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 22:18:23,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 22:18:23,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 22:18:23,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 22:18:23,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 22:18:23,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 22:18:23,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 22:18:23,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 22:18:23,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 22:18:23,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 22:18:23,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 22:18:23,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 22:18:23,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 22:18:23,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 22:18:23,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 22:18:23,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 22:18:23,903 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 22:18:23,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 22:18:23,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 22:18:23,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 22:18:23,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 22:18:23,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 22:18:23,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 22:18:23,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 22:18:23,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 22:18:23,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 22:18:23,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 22:18:23,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 22:18:23,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 22:18:23,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 22:18:23,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 22:18:23,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 22:18:23,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 22:18:23,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 22:18:23,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 22:18:23,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 22:18:23,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 22:18:23,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 22:18:23,929 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-19 22:18:23,952 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 22:18:23,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 22:18:23,953 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 22:18:23,953 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 22:18:23,954 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 22:18:23,954 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 22:18:23,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 22:18:23,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 22:18:23,955 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 22:18:23,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 22:18:23,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 22:18:23,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 22:18:23,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 22:18:23,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 22:18:23,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 22:18:23,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 22:18:23,957 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 22:18:23,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 22:18:23,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 22:18:23,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 22:18:23,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 22:18:23,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:18:23,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 22:18:23,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 22:18:23,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 22:18:23,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 22:18:23,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 22:18:23,960 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 22:18:23,960 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 22:18:23,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 22:18:23,961 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e927e911c23486d4682cc4d9150666f96dac934e6255a36a06c854492483c520 [2022-07-19 22:18:24,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 22:18:24,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 22:18:24,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 22:18:24,245 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 22:18:24,246 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 22:18:24,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i [2022-07-19 22:18:24,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ea33cbd0/b5c473ab179f4c20acb1b69229e3a277/FLAG2b7e0de6e [2022-07-19 22:18:25,004 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 22:18:25,005 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i [2022-07-19 22:18:25,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ea33cbd0/b5c473ab179f4c20acb1b69229e3a277/FLAG2b7e0de6e [2022-07-19 22:18:25,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ea33cbd0/b5c473ab179f4c20acb1b69229e3a277 [2022-07-19 22:18:25,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 22:18:25,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 22:18:25,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 22:18:25,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 22:18:25,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 22:18:25,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:18:25" (1/1) ... [2022-07-19 22:18:25,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3031895b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:25, skipping insertion in model container [2022-07-19 22:18:25,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 10:18:25" (1/1) ... [2022-07-19 22:18:25,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 22:18:25,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 22:18:25,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i[4484,4497] [2022-07-19 22:18:25,567 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i[4544,4557] [2022-07-19 22:18:26,578 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,579 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,579 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,580 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,581 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,592 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,597 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,599 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,600 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,603 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,606 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,607 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,607 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,934 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,934 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,949 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,950 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,973 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,974 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,983 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,984 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,988 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,990 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,991 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,992 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:26,993 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,164 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-19 22:18:27,165 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-19 22:18:27,167 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-19 22:18:27,168 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-19 22:18:27,168 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-19 22:18:27,169 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-19 22:18:27,169 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-19 22:18:27,170 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-19 22:18:27,170 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-19 22:18:27,171 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-19 22:18:27,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:18:27,247 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 22:18:27,259 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i[4484,4497] [2022-07-19 22:18:27,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_ptr_eq_harness.i[4544,4557] [2022-07-19 22:18:27,309 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,309 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,310 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,310 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,310 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,325 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,326 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,327 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,328 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,329 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,331 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,332 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,332 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,428 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,429 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,431 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,433 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,435 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,435 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,438 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,438 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,439 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,439 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,439 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,440 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,440 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-19 22:18:27,481 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-19 22:18:27,482 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-19 22:18:27,483 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-19 22:18:27,483 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-19 22:18:27,484 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-19 22:18:27,484 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-19 22:18:27,484 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-19 22:18:27,485 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-19 22:18:27,485 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-19 22:18:27,486 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-19 22:18:27,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 22:18:27,765 INFO L208 MainTranslator]: Completed translation [2022-07-19 22:18:27,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27 WrapperNode [2022-07-19 22:18:27,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 22:18:27,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 22:18:27,767 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 22:18:27,767 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 22:18:27,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,923 INFO L137 Inliner]: procedures = 752, calls = 1438, calls flagged for inlining = 43, calls inlined = 4, statements flattened = 24 [2022-07-19 22:18:27,924 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 22:18:27,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 22:18:27,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 22:18:27,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 22:18:27,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 22:18:27,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 22:18:27,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 22:18:27,984 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 22:18:27,985 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (1/1) ... [2022-07-19 22:18:27,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 22:18:27,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 22:18:28,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-19 22:18:28,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-19 22:18:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-19 22:18:28,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-19 22:18:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 22:18:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 22:18:28,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 22:18:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 22:18:28,274 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 22:18:28,275 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 22:18:28,383 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 22:18:28,388 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 22:18:28,388 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-19 22:18:28,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:18:28 BoogieIcfgContainer [2022-07-19 22:18:28,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 22:18:28,391 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 22:18:28,391 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 22:18:28,394 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 22:18:28,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 10:18:25" (1/3) ... [2022-07-19 22:18:28,395 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@451953bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:18:28, skipping insertion in model container [2022-07-19 22:18:28,395 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 10:18:27" (2/3) ... [2022-07-19 22:18:28,396 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@451953bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 10:18:28, skipping insertion in model container [2022-07-19 22:18:28,396 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:18:28" (3/3) ... [2022-07-19 22:18:28,397 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_ptr_eq_harness.i [2022-07-19 22:18:28,409 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 22:18:28,410 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 22:18:28,464 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 22:18:28,470 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=PETRI_NET, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@ba304e7, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@1194a451 [2022-07-19 22:18:28,470 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 22:18:28,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 14 states, 10 states have (on average 1.2) internal successors, (12), 11 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-19 22:18:28,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-07-19 22:18:28,480 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 22:18:28,481 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-19 22:18:28,482 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 22:18:28,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 22:18:28,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1804399352, now seen corresponding path program 1 times [2022-07-19 22:18:28,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 22:18:28,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807935707] [2022-07-19 22:18:28,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 22:18:28,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 22:18:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 22:18:29,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-19 22:18:29,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 22:18:29,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807935707] [2022-07-19 22:18:29,112 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807935707] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 22:18:29,112 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 22:18:29,112 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-19 22:18:29,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096192827] [2022-07-19 22:18:29,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 22:18:29,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 22:18:29,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 22:18:29,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 22:18:29,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-19 22:18:29,144 INFO L87 Difference]: Start difference. First operand has 14 states, 10 states have (on average 1.2) internal successors, (12), 11 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 22:18:29,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 22:18:29,262 INFO L93 Difference]: Finished difference Result 20 states and 19 transitions. [2022-07-19 22:18:29,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 22:18:29,267 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-07-19 22:18:29,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 22:18:29,272 INFO L225 Difference]: With dead ends: 20 [2022-07-19 22:18:29,272 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 22:18:29,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-07-19 22:18:29,278 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 12 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 21 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-19 22:18:29,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 21 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 22:18:29,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 22:18:29,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 22:18:29,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-07-19 22:18:29,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 22:18:29,302 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 7 [2022-07-19 22:18:29,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 22:18:29,303 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 22:18:29,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-19 22:18:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 22:18:29,304 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 22:18:29,306 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 22:18:29,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 22:18:29,308 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 22:18:29,424 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 22:18:29,424 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 22:18:29,424 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 22:18:29,424 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 22:18:29,424 INFO L899 garLoopResultBuilder]: For program point L8630-1(lines 8624 8631) no Hoare annotation was computed. [2022-07-19 22:18:29,425 INFO L895 garLoopResultBuilder]: At program point L8632(line 8632) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_aws_ptr_eq_harness_~p2~0#1.base| |ULTIMATE.start_aws_ptr_eq_harness_~p1~0#1.base|)) (.cse2 (= |ULTIMATE.start_aws_ptr_eq_harness_~p1~0#1.offset| |ULTIMATE.start_aws_ptr_eq_harness_~p2~0#1.offset|))) (let ((.cse0 (not .cse2)) (.cse1 (not .cse4)) (.cse3 (div |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1| 256))) (and (or (<= 1 |ULTIMATE.start_aws_ptr_eq_#res#1|) .cse0 .cse1) (or (and .cse2 (<= |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1| (+ 1 (* 256 .cse3))) .cse4) (<= |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1| 0)) (or (<= 1 |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1|) .cse0 .cse1) (or (<= |ULTIMATE.start_aws_ptr_eq_#res#1| 0) (and .cse2 .cse4)) (<= .cse3 0) (<= |ULTIMATE.start_aws_ptr_eq_#res#1| 1) (<= 0 |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1|) (<= 0 |ULTIMATE.start_aws_ptr_eq_#res#1|)))) [2022-07-19 22:18:29,426 INFO L895 garLoopResultBuilder]: At program point L6804(lines 6802 6805) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_aws_ptr_eq_harness_~p1~0#1.offset| |ULTIMATE.start_aws_ptr_eq_harness_~p2~0#1.offset|)) (.cse1 (= |ULTIMATE.start_aws_ptr_eq_harness_~p2~0#1.base| |ULTIMATE.start_aws_ptr_eq_harness_~p1~0#1.base|))) (and (or (<= 1 |ULTIMATE.start_aws_ptr_eq_#res#1|) (not .cse0) (not .cse1)) (or (<= |ULTIMATE.start_aws_ptr_eq_#res#1| 0) (and .cse0 .cse1)) (<= |ULTIMATE.start_aws_ptr_eq_#res#1| 1) (<= 0 |ULTIMATE.start_aws_ptr_eq_#res#1|))) [2022-07-19 22:18:29,426 INFO L895 garLoopResultBuilder]: At program point L8630(line 8630) the Hoare annotation is: (let ((.cse4 (= |ULTIMATE.start_aws_ptr_eq_harness_~p2~0#1.base| |ULTIMATE.start_aws_ptr_eq_harness_~p1~0#1.base|)) (.cse2 (= |ULTIMATE.start_aws_ptr_eq_harness_~p1~0#1.offset| |ULTIMATE.start_aws_ptr_eq_harness_~p2~0#1.offset|))) (let ((.cse0 (not .cse2)) (.cse1 (not .cse4)) (.cse3 (div |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1| 256))) (and (or (<= 1 |ULTIMATE.start_aws_ptr_eq_#res#1|) .cse0 .cse1) (or (and .cse2 (<= |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1| (+ 1 (* 256 .cse3))) .cse4) (<= |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1| 0)) (or (<= 1 |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1|) .cse0 .cse1) (or (<= |ULTIMATE.start_aws_ptr_eq_#res#1| 0) (and .cse2 .cse4)) (<= .cse3 0) (<= |ULTIMATE.start_aws_ptr_eq_#res#1| 1) (<= 0 |ULTIMATE.start_aws_ptr_eq_harness_~rval~12#1|) (<= 0 |ULTIMATE.start_aws_ptr_eq_#res#1|)))) [2022-07-19 22:18:29,427 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-07-19 22:18:29,427 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-07-19 22:18:29,427 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-07-19 22:18:29,428 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-07-19 22:18:29,428 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-07-19 22:18:29,428 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-07-19 22:18:29,435 INFO L356 BasicCegarLoop]: Path program histogram: [1] [2022-07-19 22:18:29,440 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 22:18:29,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 10:18:29 BoogieIcfgContainer [2022-07-19 22:18:29,461 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 22:18:29,462 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 22:18:29,462 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 22:18:29,462 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 22:18:29,463 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 10:18:28" (3/4) ... [2022-07-19 22:18:29,465 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 22:18:29,471 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-07-19 22:18:29,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-07-19 22:18:29,476 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-07-19 22:18:29,476 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 22:18:29,476 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 22:18:29,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1 <= \result || !(p1 == p2)) || !(p2 == p1)) && (\result <= 0 || (p1 == p2 && p2 == p1))) && \result <= 1) && 0 <= \result [2022-07-19 22:18:29,500 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= \result || !(p1 == p2)) || !(p2 == p1)) && (((p1 == p2 && rval <= 1 + 256 * (rval / 256)) && p2 == p1) || rval <= 0)) && ((1 <= rval || !(p1 == p2)) || !(p2 == p1))) && (\result <= 0 || (p1 == p2 && p2 == p1))) && rval / 256 <= 0) && \result <= 1) && 0 <= rval) && 0 <= \result [2022-07-19 22:18:29,512 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 22:18:29,513 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 22:18:29,513 INFO L158 Benchmark]: Toolchain (without parser) took 4331.83ms. Allocated memory was 113.2MB in the beginning and 205.5MB in the end (delta: 92.3MB). Free memory was 78.8MB in the beginning and 102.4MB in the end (delta: -23.6MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. [2022-07-19 22:18:29,514 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 22:18:29,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2581.41ms. Allocated memory was 113.2MB in the beginning and 161.5MB in the end (delta: 48.2MB). Free memory was 78.7MB in the beginning and 96.1MB in the end (delta: -17.4MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. [2022-07-19 22:18:29,514 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.05ms. Allocated memory is still 161.5MB. Free memory was 96.1MB in the beginning and 89.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-19 22:18:29,515 INFO L158 Benchmark]: Boogie Preprocessor took 58.06ms. Allocated memory is still 161.5MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 22:18:29,515 INFO L158 Benchmark]: RCFGBuilder took 406.46ms. Allocated memory is still 161.5MB. Free memory was 87.7MB in the beginning and 76.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-19 22:18:29,516 INFO L158 Benchmark]: TraceAbstraction took 1070.14ms. Allocated memory was 161.5MB in the beginning and 205.5MB in the end (delta: 44.0MB). Free memory was 75.1MB in the beginning and 104.5MB in the end (delta: -29.4MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-07-19 22:18:29,516 INFO L158 Benchmark]: Witness Printer took 50.90ms. Allocated memory is still 205.5MB. Free memory was 104.5MB in the beginning and 102.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 22:18:29,520 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 113.2MB. Free memory is still 69.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2581.41ms. Allocated memory was 113.2MB in the beginning and 161.5MB in the end (delta: 48.2MB). Free memory was 78.7MB in the beginning and 96.1MB in the end (delta: -17.4MB). Peak memory consumption was 71.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.05ms. Allocated memory is still 161.5MB. Free memory was 96.1MB in the beginning and 89.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.06ms. Allocated memory is still 161.5MB. Free memory was 89.8MB in the beginning and 87.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 406.46ms. Allocated memory is still 161.5MB. Free memory was 87.7MB in the beginning and 76.3MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1070.14ms. Allocated memory was 161.5MB in the beginning and 205.5MB in the end (delta: 44.0MB). Free memory was 75.1MB in the beginning and 104.5MB in the end (delta: -29.4MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Witness Printer took 50.90ms. Allocated memory is still 205.5MB. Free memory was 104.5MB in the beginning and 102.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 7 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 5 NumberOfFragments, 171 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 89 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 1 specifications checked. All of them hold - InvariantResult [Line: 6802]: Loop Invariant Derived loop invariant: ((((1 <= \result || !(p1 == p2)) || !(p2 == p1)) && (\result <= 0 || (p1 == p2 && p2 == p1))) && \result <= 1) && 0 <= \result - InvariantResult [Line: 8632]: Loop Invariant Derived loop invariant: ((((((((1 <= \result || !(p1 == p2)) || !(p2 == p1)) && (((p1 == p2 && rval <= 1 + 256 * (rval / 256)) && p2 == p1) || rval <= 0)) && ((1 <= rval || !(p1 == p2)) || !(p2 == p1))) && (\result <= 0 || (p1 == p2 && p2 == p1))) && rval / 256 <= 0) && \result <= 1) && 0 <= rval) && 0 <= \result RESULT: Ultimate proved your program to be correct! [2022-07-19 22:18:29,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE