./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa --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 2359aa88e8e7d743df9393581b2f3fdb25ac15a45b4f8f680bad72fb64c83223 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 20:25:54,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 20:25:54,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 20:25:54,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 20:25:54,175 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 20:25:54,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 20:25:54,178 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 20:25:54,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 20:25:54,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 20:25:54,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 20:25:54,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 20:25:54,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 20:25:54,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 20:25:54,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 20:25:54,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 20:25:54,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 20:25:54,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 20:25:54,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 20:25:54,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 20:25:54,192 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 20:25:54,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 20:25:54,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 20:25:54,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 20:25:54,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 20:25:54,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 20:25:54,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 20:25:54,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 20:25:54,203 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 20:25:54,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 20:25:54,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 20:25:54,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 20:25:54,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 20:25:54,206 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 20:25:54,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 20:25:54,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 20:25:54,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 20:25:54,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 20:25:54,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 20:25:54,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 20:25:54,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 20:25:54,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 20:25:54,213 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 20:25:54,231 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 20:25:54,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 20:25:54,232 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 20:25:54,232 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 20:25:54,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 20:25:54,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 20:25:54,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 20:25:54,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 20:25:54,233 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 20:25:54,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 20:25:54,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 20:25:54,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 20:25:54,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 20:25:54,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 20:25:54,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 20:25:54,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 20:25:54,234 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 20:25:54,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 20:25:54,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 20:25:54,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 20:25:54,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 20:25:54,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:25:54,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 20:25:54,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 20:25:54,235 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 20:25:54,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 20:25:54,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 20:25:54,235 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 20:25:54,235 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 20:25:54,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 20:25:54,236 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 20:25:54,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2359aa88e8e7d743df9393581b2f3fdb25ac15a45b4f8f680bad72fb64c83223 [2021-12-06 20:25:54,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 20:25:54,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 20:25:54,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 20:25:54,424 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 20:25:54,425 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 20:25:54,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2021-12-06 20:25:54,470 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/data/17d7c1b26/37702f47907b40b7a1420ecf24d7bf53/FLAG33b022174 [2021-12-06 20:25:55,064 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 20:25:55,064 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2021-12-06 20:25:55,086 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/data/17d7c1b26/37702f47907b40b7a1420ecf24d7bf53/FLAG33b022174 [2021-12-06 20:25:55,477 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/data/17d7c1b26/37702f47907b40b7a1420ecf24d7bf53 [2021-12-06 20:25:55,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 20:25:55,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 20:25:55,490 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 20:25:55,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 20:25:55,500 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 20:25:55,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:25:55" (1/1) ... [2021-12-06 20:25:55,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@247828b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:55, skipping insertion in model container [2021-12-06 20:25:55,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:25:55" (1/1) ... [2021-12-06 20:25:55,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 20:25:55,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:25:55,843 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2021-12-06 20:25:55,848 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2021-12-06 20:25:56,606 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,607 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,607 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,608 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,609 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,618 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,619 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,620 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,621 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,622 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,623 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,624 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:56,624 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,034 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-06 20:25:57,035 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-06 20:25:57,036 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-06 20:25:57,037 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-06 20:25:57,038 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-06 20:25:57,038 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-06 20:25:57,039 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-06 20:25:57,039 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-06 20:25:57,040 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-06 20:25:57,040 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-06 20:25:57,199 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-06 20:25:57,440 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,441 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,458 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,459 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,464 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,464 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,475 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,476 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,478 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:25:57,536 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 20:25:57,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2021-12-06 20:25:57,546 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2021-12-06 20:25:57,570 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,571 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,571 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,571 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,571 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,575 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,576 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,576 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,577 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,577 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,578 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,578 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,578 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,598 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-06 20:25:57,599 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-06 20:25:57,599 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-06 20:25:57,600 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-06 20:25:57,601 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-06 20:25:57,601 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-06 20:25:57,601 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-06 20:25:57,602 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-06 20:25:57,602 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-06 20:25:57,602 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-06 20:25:57,616 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-06 20:25:57,686 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,686 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,691 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,692 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,694 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,694 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,699 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,700 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,700 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,700 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,701 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,701 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,701 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-06 20:25:57,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:25:57,887 INFO L208 MainTranslator]: Completed translation [2021-12-06 20:25:57,887 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57 WrapperNode [2021-12-06 20:25:57,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 20:25:57,888 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 20:25:57,888 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 20:25:57,888 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 20:25:57,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:57,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,027 INFO L137 Inliner]: procedures = 774, calls = 2483, calls flagged for inlining = 67, calls inlined = 5, statements flattened = 527 [2021-12-06 20:25:58,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 20:25:58,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 20:25:58,029 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 20:25:58,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 20:25:58,038 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 20:25:58,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 20:25:58,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 20:25:58,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 20:25:58,116 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (1/1) ... [2021-12-06 20:25:58,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:25:58,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:25:58,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 20:25:58,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 20:25:58,176 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-12-06 20:25:58,176 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2021-12-06 20:25:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-06 20:25:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-06 20:25:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 20:25:58,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 20:25:58,177 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-06 20:25:58,178 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-06 20:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2021-12-06 20:25:58,178 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2021-12-06 20:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 20:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2021-12-06 20:25:58,178 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2021-12-06 20:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-06 20:25:58,178 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-06 20:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 20:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 20:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 20:25:58,178 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 20:25:58,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 20:25:58,179 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-06 20:25:58,179 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-06 20:25:58,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 20:25:58,364 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 20:25:58,365 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 20:25:59,219 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2021-12-06 20:25:59,227 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 20:25:59,235 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 20:25:59,235 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-12-06 20:25:59,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:25:59 BoogieIcfgContainer [2021-12-06 20:25:59,237 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 20:25:59,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 20:25:59,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 20:25:59,242 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 20:25:59,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 08:25:55" (1/3) ... [2021-12-06 20:25:59,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34893bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:25:59, skipping insertion in model container [2021-12-06 20:25:59,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:25:57" (2/3) ... [2021-12-06 20:25:59,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34893bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:25:59, skipping insertion in model container [2021-12-06 20:25:59,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:25:59" (3/3) ... [2021-12-06 20:25:59,245 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_string_harness.i [2021-12-06 20:25:59,251 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 20:25:59,251 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 20:25:59,287 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 20:25:59,292 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 20:25:59,292 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 20:25:59,308 INFO L276 IsEmpty]: Start isEmpty. Operand has 144 states, 118 states have (on average 1.4661016949152543) internal successors, (173), 118 states have internal predecessors, (173), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-12-06 20:25:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-06 20:25:59,316 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:25:59,317 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:25:59,317 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:25:59,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:25:59,321 INFO L85 PathProgramCache]: Analyzing trace with hash 412073855, now seen corresponding path program 1 times [2021-12-06 20:25:59,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:25:59,328 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164467784] [2021-12-06 20:25:59,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:25:59,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:25:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:25:59,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:25:59,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:25:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 20:25:59,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:25:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 20:25:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:25:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:25:59,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:25:59,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:25:59,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-06 20:25:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:25:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-06 20:25:59,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:25:59,944 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-12-06 20:25:59,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:25:59,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164467784] [2021-12-06 20:25:59,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164467784] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:25:59,945 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:25:59,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:25:59,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68734105] [2021-12-06 20:25:59,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:25:59,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:25:59,950 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:25:59,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:25:59,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:25:59,972 INFO L87 Difference]: Start difference. First operand has 144 states, 118 states have (on average 1.4661016949152543) internal successors, (173), 118 states have internal predecessors, (173), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-06 20:26:00,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:26:00,173 INFO L93 Difference]: Finished difference Result 277 states and 402 transitions. [2021-12-06 20:26:00,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:26:00,175 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2021-12-06 20:26:00,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:26:00,185 INFO L225 Difference]: With dead ends: 277 [2021-12-06 20:26:00,186 INFO L226 Difference]: Without dead ends: 135 [2021-12-06 20:26:00,190 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:26:00,194 INFO L933 BasicCegarLoop]: 187 mSDtfsCounter, 29 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 409 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:26:00,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 409 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 20:26:00,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-12-06 20:26:00,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2021-12-06 20:26:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 110 states have (on average 1.4454545454545455) internal successors, (159), 110 states have internal predecessors, (159), 15 states have call successors, (15), 10 states have call predecessors, (15), 9 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2021-12-06 20:26:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 188 transitions. [2021-12-06 20:26:00,243 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 188 transitions. Word has length 93 [2021-12-06 20:26:00,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:26:00,243 INFO L470 AbstractCegarLoop]: Abstraction has 135 states and 188 transitions. [2021-12-06 20:26:00,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (14), 4 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-06 20:26:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2021-12-06 20:26:00,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-06 20:26:00,248 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:26:00,248 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:26:00,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 20:26:00,249 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:26:00,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:26:00,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1080401153, now seen corresponding path program 1 times [2021-12-06 20:26:00,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:26:00,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657359953] [2021-12-06 20:26:00,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:26:00,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:26:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:26:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:26:00,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:26:00,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 20:26:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:26:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 20:26:00,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-06 20:26:00,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:26:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:26:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:26:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-06 20:26:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:26:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:00,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-06 20:26:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:01,010 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-12-06 20:26:01,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:26:01,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657359953] [2021-12-06 20:26:01,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657359953] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:26:01,010 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12226897] [2021-12-06 20:26:01,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:26:01,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:26:01,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:26:01,011 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:26:01,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 20:26:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:26:01,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 2157 conjuncts, 131 conjunts are in the unsatisfiable core [2021-12-06 20:26:01,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:26:01,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 51 [2021-12-06 20:26:01,562 INFO L354 Elim1Store]: treesize reduction 27, result has 41.3 percent of original size [2021-12-06 20:26:01,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 32 [2021-12-06 20:26:01,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:01,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:01,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 26 [2021-12-06 20:26:07,595 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-12-06 20:26:07,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 110 treesize of output 68 [2021-12-06 20:26:08,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:08,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:08,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:08,412 INFO L354 Elim1Store]: treesize reduction 72, result has 40.5 percent of original size [2021-12-06 20:26:08,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 161 treesize of output 177 [2021-12-06 20:26:08,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 15 [2021-12-06 20:26:08,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-12-06 20:26:08,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-12-06 20:26:09,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,366 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-12-06 20:26:09,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 21 [2021-12-06 20:26:09,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 7 [2021-12-06 20:26:09,501 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-12-06 20:26:09,613 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-12-06 20:26:09,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 94 [2021-12-06 20:26:09,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 98 [2021-12-06 20:26:09,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-12-06 20:26:09,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,748 INFO L354 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2021-12-06 20:26:09,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 136 treesize of output 106 [2021-12-06 20:26:09,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,786 INFO L354 Elim1Store]: treesize reduction 9, result has 47.1 percent of original size [2021-12-06 20:26:09,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 144 treesize of output 120 [2021-12-06 20:26:09,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 100 [2021-12-06 20:26:09,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-12-06 20:26:09,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 104 [2021-12-06 20:26:09,846 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-12-06 20:26:10,591 INFO L354 Elim1Store]: treesize reduction 100, result has 1.0 percent of original size [2021-12-06 20:26:10,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 166 treesize of output 91 [2021-12-06 20:26:10,751 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 18 proven. 23 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-06 20:26:10,751 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:26:13,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12226897] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:26:13,072 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 20:26:13,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 38] total 49 [2021-12-06 20:26:13,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628461826] [2021-12-06 20:26:13,073 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 20:26:13,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2021-12-06 20:26:13,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:26:13,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-12-06 20:26:13,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=3022, Unknown=1, NotChecked=0, Total=3192 [2021-12-06 20:26:13,076 INFO L87 Difference]: Start difference. First operand 135 states and 188 transitions. Second operand has 49 states, 42 states have (on average 2.4047619047619047) internal successors, (101), 35 states have internal predecessors, (101), 14 states have call successors, (28), 9 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) [2021-12-06 20:26:13,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:26:13,911 INFO L93 Difference]: Finished difference Result 139 states and 191 transitions. [2021-12-06 20:26:13,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-06 20:26:13,912 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 42 states have (on average 2.4047619047619047) internal successors, (101), 35 states have internal predecessors, (101), 14 states have call successors, (28), 9 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) Word has length 93 [2021-12-06 20:26:13,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:26:13,912 INFO L225 Difference]: With dead ends: 139 [2021-12-06 20:26:13,912 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 20:26:13,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 86 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1000 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=261, Invalid=4430, Unknown=1, NotChecked=0, Total=4692 [2021-12-06 20:26:13,916 INFO L933 BasicCegarLoop]: 25 mSDtfsCounter, 51 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 306 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 236 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:26:13,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 306 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 397 Invalid, 0 Unknown, 236 Unchecked, 0.3s Time] [2021-12-06 20:26:13,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 20:26:13,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 20:26:13,917 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) [2021-12-06 20:26:13,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 20:26:13,917 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2021-12-06 20:26:13,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:26:13,917 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 20:26:13,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 42 states have (on average 2.4047619047619047) internal successors, (101), 35 states have internal predecessors, (101), 14 states have call successors, (28), 9 states have call predecessors, (28), 12 states have return successors, (26), 15 states have call predecessors, (26), 13 states have call successors, (26) [2021-12-06 20:26:13,917 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 20:26:13,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 20:26:13,919 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 20:26:13,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 20:26:14,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:26:14,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 20:26:14,251 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthEXIT(lines 6861 6865) no Hoare annotation was computed. [2021-12-06 20:26:14,251 INFO L854 garLoopResultBuilder]: At program point L6876(lines 6867 6877) the Hoare annotation is: (and (let ((.cse2 (select |#memory_int| |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.base|))) (let ((.cse0 (select .cse2 (+ |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| 8)))) (let ((.cse1 (* .cse0 (- 1))) (.cse3 (mod .cse0 18446744073709551616))) (or (= 0 .cse0) (and (< (div (+ 18446744073709551615 .cse1) (- 18446744073709551616)) (+ (div (+ (- 9223372036854775808) .cse0) 18446744073709551616) 1)) (= (select .cse2 (+ |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| (- 18446744073709551600) .cse3)) 0)) (and (<= (div (+ 9223372036854775807 .cse1) (- 18446744073709551616)) (div .cse0 18446744073709551616)) (= (select .cse2 (+ |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| 16 .cse3)) 0)))))) (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.base| |#StackHeapBarrier|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_#res#1.offset| 0)) [2021-12-06 20:26:14,251 INFO L858 garLoopResultBuilder]: For program point L6871-1(lines 6871 6872) no Hoare annotation was computed. [2021-12-06 20:26:14,251 INFO L854 garLoopResultBuilder]: At program point L6871(line 6871) the Hoare annotation is: (and (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |#memory_int| |old(#memory_int)|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|)) [2021-12-06 20:26:14,251 INFO L858 garLoopResultBuilder]: For program point L6871-5(lines 6871 6872) no Hoare annotation was computed. [2021-12-06 20:26:14,251 INFO L858 garLoopResultBuilder]: For program point L6868-1(line 6868) no Hoare annotation was computed. [2021-12-06 20:26:14,251 INFO L854 garLoopResultBuilder]: At program point ensure_string_is_allocated_bounded_lengthENTRY(lines 6861 6865) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2021-12-06 20:26:14,252 INFO L854 garLoopResultBuilder]: At program point L6868(line 6868) the Hoare annotation is: (let ((.cse0 (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)))) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (= |old(#valid)| |#valid|) (or .cse0 (<= (* 18446744073709551616 (div (+ 18446744073709551584 |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) 18446744073709551616)) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|)) (or (<= |ensure_string_is_allocated_bounded_length_~len~1#1| (+ (* 18446744073709551616 (div |ensure_string_is_allocated_bounded_length_~len~1#1| 18446744073709551616)) 31)) .cse0))) [2021-12-06 20:26:14,252 INFO L858 garLoopResultBuilder]: For program point L6871-3(line 6871) no Hoare annotation was computed. [2021-12-06 20:26:14,252 INFO L854 garLoopResultBuilder]: At program point L6871-2(line 6871) the Hoare annotation is: (and (not (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| 32)) (= |#memory_int| |old(#memory_int)|) (= |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.offset| 0) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (< |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~str~0#1.base| |#StackHeapBarrier|)) [2021-12-06 20:26:14,252 INFO L854 garLoopResultBuilder]: At program point L6862(line 6862) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (= |old(#valid)| |#valid|)) [2021-12-06 20:26:14,252 INFO L858 garLoopResultBuilder]: For program point L6863-1(line 6863) no Hoare annotation was computed. [2021-12-06 20:26:14,252 INFO L854 garLoopResultBuilder]: At program point L6863(line 6863) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (or (= |ensure_string_is_allocated_bounded_length_#in~max_size#1| |ensure_string_is_allocated_bounded_length_~max_size#1|) (= 32 |ensure_string_is_allocated_bounded_length_~max_size#1|)) (= |old(#valid)| |#valid|)) [2021-12-06 20:26:14,252 INFO L858 garLoopResultBuilder]: For program point L6862-1(line 6862) no Hoare annotation was computed. [2021-12-06 20:26:14,252 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthFINAL(lines 6861 6865) no Hoare annotation was computed. [2021-12-06 20:26:14,252 INFO L858 garLoopResultBuilder]: For program point L6944-1(lines 6944 6946) no Hoare annotation was computed. [2021-12-06 20:26:14,252 INFO L854 garLoopResultBuilder]: At program point L6944(lines 6944 6946) the Hoare annotation is: (and (= |bounded_malloc_#in~size| bounded_malloc_~size) (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-12-06 20:26:14,252 INFO L854 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6943 6948) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-12-06 20:26:14,252 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6943 6948) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6943 6948) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-12-06 20:26:14,253 INFO L861 garLoopResultBuilder]: At program point aws_string_bytesENTRY(lines 6291 6295) the Hoare annotation is: true [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point aws_string_bytesEXIT(lines 6291 6295) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point aws_string_bytesFINAL(lines 6291 6295) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point L6293-2(line 6293) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L861 garLoopResultBuilder]: At program point L6293(line 6293) the Hoare annotation is: true [2021-12-06 20:26:14,253 INFO L861 garLoopResultBuilder]: At program point L6293-1(line 6293) the Hoare annotation is: true [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-12-06 20:26:14,253 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6950 6952) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6950 6952) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6950 6952) the Hoare annotation is: true [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L6305-2(line 6305) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L6305-3(line 6305) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L6305(line 6305) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L861 garLoopResultBuilder]: At program point aws_string_is_validENTRY(lines 6301 6306) the Hoare annotation is: true [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L6305-5(line 6305) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validFINAL(lines 6301 6306) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6301 6306) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L8921(line 8921) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L8921-2(line 8921) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L8971(line 8971) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L8872(line 8872) no Hoare annotation was computed. [2021-12-06 20:26:14,254 INFO L858 garLoopResultBuilder]: For program point L8922(line 8922) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point hashlittle2FINAL(lines 8838 8977) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8856-3(lines 8856 8864) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L861 garLoopResultBuilder]: At program point L8856-2(lines 8856 8864) the Hoare annotation is: true [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8873(line 8873) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L861 garLoopResultBuilder]: At program point L8956(lines 8956 8972) the Hoare annotation is: true [2021-12-06 20:26:14,255 INFO L861 garLoopResultBuilder]: At program point L8890-2(lines 8890 8898) the Hoare annotation is: true [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8890-3(lines 8890 8898) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8874(line 8874) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8924(line 8924) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8924-2(line 8924) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8908(line 8908) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8875(line 8875) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8908-2(line 8908) no Hoare annotation was computed. [2021-12-06 20:26:14,255 INFO L858 garLoopResultBuilder]: For program point L8925(line 8925) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8958-2(line 8958) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8958(line 8958) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8909(line 8909) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8876(line 8876) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8959-2(line 8959) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8959(line 8959) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8877(line 8877) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point hashlittle2EXIT(lines 8838 8977) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8960(line 8960) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8927(line 8927) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8960-2(line 8960) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8878(line 8878) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8961(line 8961) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8961-2(line 8961) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8879(line 8879) no Hoare annotation was computed. [2021-12-06 20:26:14,256 INFO L858 garLoopResultBuilder]: For program point L8962(line 8962) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8929(line 8929) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8962-2(line 8962) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8913(line 8913) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8880(line 8880) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8913-2(line 8913) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8963(line 8963) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8963-2(line 8963) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L861 garLoopResultBuilder]: At program point hashlittle2ENTRY(lines 8838 8977) the Hoare annotation is: true [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8914(line 8914) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8881(line 8881) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8964(line 8964) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8964-2(line 8964) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8882(line 8882) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8965(line 8965) no Hoare annotation was computed. [2021-12-06 20:26:14,257 INFO L858 garLoopResultBuilder]: For program point L8965-2(line 8965) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8966-2(line 8966) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8966(line 8966) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8917(line 8917) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8917-2(line 8917) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8967-2(line 8967) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L861 garLoopResultBuilder]: At program point L8868(lines 8868 8883) the Hoare annotation is: true [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8967(line 8967) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8852(line 8852) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8852-2(lines 8852 8973) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8918(line 8918) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8968(line 8968) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L861 garLoopResultBuilder]: At program point L8902(lines 8902 8930) the Hoare annotation is: true [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8968-2(line 8968) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8886-2(lines 8886 8973) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8886-4(lines 8852 8973) no Hoare annotation was computed. [2021-12-06 20:26:14,258 INFO L858 garLoopResultBuilder]: For program point L8886(line 8886) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point L8936-3(lines 8936 8953) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point L8969(line 8969) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point L8870(line 8870) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L861 garLoopResultBuilder]: At program point L8936-2(lines 8936 8953) the Hoare annotation is: true [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point L8904(line 8904) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point L8871(line 8871) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L861 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point L9951-2(line 9951) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L854 garLoopResultBuilder]: At program point L9951-4(line 9951) the Hoare annotation is: false [2021-12-06 20:26:14,259 INFO L858 garLoopResultBuilder]: For program point L9951-5(line 9951) no Hoare annotation was computed. [2021-12-06 20:26:14,259 INFO L854 garLoopResultBuilder]: At program point L9951-1(line 9951) the Hoare annotation is: false [2021-12-06 20:26:14,259 INFO L854 garLoopResultBuilder]: At program point L9945(line 9945) the Hoare annotation is: false [2021-12-06 20:26:14,259 INFO L854 garLoopResultBuilder]: At program point L9945-1(line 9945) the Hoare annotation is: false [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point L9945-2(line 9945) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L861 garLoopResultBuilder]: At program point L10247(line 10247) the Hoare annotation is: true [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point L10247-1(line 10247) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point L9950-1(line 9950) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L854 garLoopResultBuilder]: At program point L9950-2(line 9950) the Hoare annotation is: false [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point L9950-3(line 9950) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L854 garLoopResultBuilder]: At program point L9950(line 9950) the Hoare annotation is: false [2021-12-06 20:26:14,260 INFO L861 garLoopResultBuilder]: At program point L9944(lines 9944 9952) the Hoare annotation is: true [2021-12-06 20:26:14,260 INFO L861 garLoopResultBuilder]: At program point L10250(line 10250) the Hoare annotation is: true [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point L10246(lines 10246 10249) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-12-06 20:26:14,260 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-12-06 20:26:14,261 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-12-06 20:26:14,261 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-12-06 20:26:14,261 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-12-06 20:26:14,261 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-12-06 20:26:14,263 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-06 20:26:14,264 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 20:26:14,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 08:26:14 BoogieIcfgContainer [2021-12-06 20:26:14,277 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 20:26:14,277 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 20:26:14,277 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 20:26:14,277 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 20:26:14,278 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:25:59" (3/4) ... [2021-12-06 20:26:14,280 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hashlittle2 [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-12-06 20:26:14,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2021-12-06 20:26:14,296 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 127 nodes and edges [2021-12-06 20:26:14,298 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2021-12-06 20:26:14,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-12-06 20:26:14,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-12-06 20:26:14,302 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-12-06 20:26:14,303 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-06 20:26:14,304 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 20:26:14,306 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 20:26:14,325 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0 == unknown-#memory_int-unknown[\result][\result + 8] || ((18446744073709551615 + unknown-#memory_int-unknown[\result][\result + 8] * -1) / -18446744073709551616 < (-9223372036854775808 + unknown-#memory_int-unknown[\result][\result + 8]) / 18446744073709551616 + 1 && unknown-#memory_int-unknown[\result][\result + -18446744073709551600 + unknown-#memory_int-unknown[\result][\result + 8] % 18446744073709551616] == 0)) || ((9223372036854775807 + unknown-#memory_int-unknown[\result][\result + 8] * -1) / -18446744073709551616 <= unknown-#memory_int-unknown[\result][\result + 8] / 18446744073709551616 && unknown-#memory_int-unknown[\result][\result + 16 + unknown-#memory_int-unknown[\result][\result + 8] % 18446744073709551616] == 0)) && !(\old(max_size) == 32)) && str == 0) && \result < unknown-#StackHeapBarrier-unknown) && (\old(max_size) == max_size || 32 == max_size)) && str < unknown-#StackHeapBarrier-unknown) && \result == 0 [2021-12-06 20:26:15,006 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 20:26:15,006 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 20:26:15,007 INFO L158 Benchmark]: Toolchain (without parser) took 19520.83ms. Allocated memory was 92.3MB in the beginning and 195.0MB in the end (delta: 102.8MB). Free memory was 64.4MB in the beginning and 114.9MB in the end (delta: -50.6MB). Peak memory consumption was 149.6MB. Max. memory is 16.1GB. [2021-12-06 20:26:15,007 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 92.3MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:26:15,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2397.59ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 64.4MB in the beginning and 74.1MB in the end (delta: -9.7MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. [2021-12-06 20:26:15,008 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.17ms. Allocated memory is still 134.2MB. Free memory was 74.1MB in the beginning and 64.3MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 20:26:15,008 INFO L158 Benchmark]: Boogie Preprocessor took 85.31ms. Allocated memory is still 134.2MB. Free memory was 64.3MB in the beginning and 57.3MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 20:26:15,008 INFO L158 Benchmark]: RCFGBuilder took 1122.77ms. Allocated memory is still 134.2MB. Free memory was 57.3MB in the beginning and 55.5MB in the end (delta: 1.8MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2021-12-06 20:26:15,008 INFO L158 Benchmark]: TraceAbstraction took 15037.77ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 54.9MB in the beginning and 45.7MB in the end (delta: 9.2MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2021-12-06 20:26:15,009 INFO L158 Benchmark]: Witness Printer took 729.25ms. Allocated memory is still 195.0MB. Free memory was 45.7MB in the beginning and 114.9MB in the end (delta: -69.2MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2021-12-06 20:26:15,010 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 92.3MB. Free memory was 72.5MB in the beginning and 72.4MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2397.59ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 64.4MB in the beginning and 74.1MB in the end (delta: -9.7MB). Peak memory consumption was 66.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.17ms. Allocated memory is still 134.2MB. Free memory was 74.1MB in the beginning and 64.3MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.31ms. Allocated memory is still 134.2MB. Free memory was 64.3MB in the beginning and 57.3MB in the end (delta: 7.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1122.77ms. Allocated memory is still 134.2MB. Free memory was 57.3MB in the beginning and 55.5MB in the end (delta: 1.8MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * TraceAbstraction took 15037.77ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 54.9MB in the beginning and 45.7MB in the end (delta: 9.2MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Witness Printer took 729.25ms. Allocated memory is still 195.0MB. Free memory was 45.7MB in the beginning and 114.9MB in the end (delta: -69.2MB). Peak memory consumption was 28.6MB. 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 11 procedures, 144 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.0s, OverallIterations: 2, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 85 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80 mSDsluCounter, 715 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 236 IncrementalHoareTripleChecker+Unchecked, 503 mSDsCounter, 59 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 478 IncrementalHoareTripleChecker+Invalid, 773 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 59 mSolverCounterUnsat, 212 mSDtfsCounter, 478 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 189 GetRequests, 119 SyntacticMatches, 1 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1000 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, InterpolantAutomatonStates: 18, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 60 PreInvPairs, 66 NumberOfFragments, 331 HoareAnnotationTreeSize, 60 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 96 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 12.6s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 276 ConstructedInterpolants, 44 QuantifiedInterpolants, 5886 SizeOfPredicates, 42 NumberOfNonLiveVariables, 2157 ConjunctsInSsa, 131 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 100/135 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: 8936]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8902]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8956]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6867]: Loop Invariant Derived loop invariant: (((((((0 == unknown-#memory_int-unknown[\result][\result + 8] || ((18446744073709551615 + unknown-#memory_int-unknown[\result][\result + 8] * -1) / -18446744073709551616 < (-9223372036854775808 + unknown-#memory_int-unknown[\result][\result + 8]) / 18446744073709551616 + 1 && unknown-#memory_int-unknown[\result][\result + -18446744073709551600 + unknown-#memory_int-unknown[\result][\result + 8] % 18446744073709551616] == 0)) || ((9223372036854775807 + unknown-#memory_int-unknown[\result][\result + 8] * -1) / -18446744073709551616 <= unknown-#memory_int-unknown[\result][\result + 8] / 18446744073709551616 && unknown-#memory_int-unknown[\result][\result + 16 + unknown-#memory_int-unknown[\result][\result + 8] % 18446744073709551616] == 0)) && !(\old(max_size) == 32)) && str == 0) && \result < unknown-#StackHeapBarrier-unknown) && (\old(max_size) == max_size || 32 == max_size)) && str < unknown-#StackHeapBarrier-unknown) && \result == 0 - InvariantResult [Line: 10250]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9951]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8890]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-12-06 20:26:15,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c354cf81-a0c2-4580-a18d-bc898996c963/bin/uautomizer-DrprNOufMa/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