./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN --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 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 10:31:04,178 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:31:04,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:31:04,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:31:04,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:31:04,229 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:31:04,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:31:04,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:31:04,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:31:04,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:31:04,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:31:04,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:31:04,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:31:04,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:31:04,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:31:04,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:31:04,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:31:04,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:31:04,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:31:04,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:31:04,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:31:04,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:31:04,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:31:04,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:31:04,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:31:04,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:31:04,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:31:04,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:31:04,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:31:04,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:31:04,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:31:04,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:31:04,279 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:31:04,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:31:04,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:31:04,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:31:04,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:31:04,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:31:04,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:31:04,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:31:04,292 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:31:04,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 10:31:04,329 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:31:04,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:31:04,330 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:31:04,330 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:31:04,331 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:31:04,331 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:31:04,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:31:04,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:31:04,333 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:31:04,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:31:04,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:31:04,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:31:04,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:31:04,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:31:04,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:31:04,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:31:04,335 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:31:04,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:31:04,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:31:04,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:31:04,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:31:04,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:31:04,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:31:04,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:31:04,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:31:04,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:31:04,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:31:04,338 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:31:04,338 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:31:04,339 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:31:04,339 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_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 [2022-11-20 10:31:04,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:31:04,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:31:04,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:31:04,590 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:31:04,591 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:31:04,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2022-11-20 10:31:07,620 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:31:08,224 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:31:08,225 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2022-11-20 10:31:08,268 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/data/29b3117c6/a52ea83da3ec405e91dfddaa97bfa724/FLAG4004d3532 [2022-11-20 10:31:08,288 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/data/29b3117c6/a52ea83da3ec405e91dfddaa97bfa724 [2022-11-20 10:31:08,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:31:08,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:31:08,298 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:31:08,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:31:08,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:31:08,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:31:08" (1/1) ... [2022-11-20 10:31:08,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aea31ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:08, skipping insertion in model container [2022-11-20 10:31:08,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:31:08" (1/1) ... [2022-11-20 10:31:08,313 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:31:08,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:31:08,782 WARN L237 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_58c8ade1-53bd-4548-a948-8efa2691d2a0/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2022-11-20 10:31:08,791 WARN L237 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_58c8ade1-53bd-4548-a948-8efa2691d2a0/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2022-11-20 10:31:10,049 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,051 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,052 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,053 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,056 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,081 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,082 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,085 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,088 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,092 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,093 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,094 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,095 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:10,660 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 10:31:10,661 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 10:31:10,662 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 10:31:10,663 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 10:31:10,665 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 10:31:10,666 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 10:31:10,667 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 10:31:10,668 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 10:31:10,669 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 10:31:10,670 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 10:31:10,876 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 10:31:11,311 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,313 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,347 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,349 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,356 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,357 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,382 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,387 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,388 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,389 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,389 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,390 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,390 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:31:11,501 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:31:11,524 WARN L237 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_58c8ade1-53bd-4548-a948-8efa2691d2a0/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2022-11-20 10:31:11,525 WARN L237 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_58c8ade1-53bd-4548-a948-8efa2691d2a0/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2022-11-20 10:31:11,564 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,565 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,565 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,566 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,566 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,581 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,581 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,584 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,584 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,585 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,585 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,586 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,586 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,612 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 10:31:11,613 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 10:31:11,614 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 10:31:11,615 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 10:31:11,616 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 10:31:11,616 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 10:31:11,617 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 10:31:11,617 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 10:31:11,618 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 10:31:11,618 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 10:31:11,641 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 10:31:11,749 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,750 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,758 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,759 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,762 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,762 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,776 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,777 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,777 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,778 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,779 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,780 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,780 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:31:11,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:31:12,077 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:31:12,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12 WrapperNode [2022-11-20 10:31:12,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:31:12,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:31:12,079 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:31:12,079 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:31:12,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,234 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,317 INFO L138 Inliner]: procedures = 774, calls = 2459, calls flagged for inlining = 66, calls inlined = 11, statements flattened = 731 [2022-11-20 10:31:12,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:31:12,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:31:12,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:31:12,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:31:12,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,441 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:31:12,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:31:12,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:31:12,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:31:12,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (1/1) ... [2022-11-20 10:31:12,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:31:12,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:12,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:31:12,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:31:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-20 10:31:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-20 10:31:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-20 10:31:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:31:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-20 10:31:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-20 10:31:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 10:31:12,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 10:31:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2022-11-20 10:31:12,584 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2022-11-20 10:31:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:31:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:31:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 10:31:12,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:31:12,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:31:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-20 10:31:12,585 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-20 10:31:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-20 10:31:12,585 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-20 10:31:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-20 10:31:12,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-20 10:31:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:31:12,585 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2022-11-20 10:31:12,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2022-11-20 10:31:12,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 10:31:12,586 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-20 10:31:12,586 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-20 10:31:12,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:31:12,586 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2022-11-20 10:31:12,587 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2022-11-20 10:31:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:31:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2022-11-20 10:31:12,587 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2022-11-20 10:31:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:31:12,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:31:12,588 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 10:31:12,588 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 10:31:12,588 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2022-11-20 10:31:12,588 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2022-11-20 10:31:12,588 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2022-11-20 10:31:12,588 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2022-11-20 10:31:12,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 10:31:12,590 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-20 10:31:12,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-20 10:31:12,594 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2022-11-20 10:31:12,594 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2022-11-20 10:31:12,594 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2022-11-20 10:31:12,595 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2022-11-20 10:31:12,595 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_delete [2022-11-20 10:31:12,596 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_delete [2022-11-20 10:31:12,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:31:13,008 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:31:13,011 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:31:13,348 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2022-11-20 10:31:13,348 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2022-11-20 10:31:14,494 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:31:14,520 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:31:14,520 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-11-20 10:31:14,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:14 BoogieIcfgContainer [2022-11-20 10:31:14,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:31:14,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:31:14,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:31:14,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:31:14,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:31:08" (1/3) ... [2022-11-20 10:31:14,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc225f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:31:14, skipping insertion in model container [2022-11-20 10:31:14,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:31:12" (2/3) ... [2022-11-20 10:31:14,530 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1dc225f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:31:14, skipping insertion in model container [2022-11-20 10:31:14,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:14" (3/3) ... [2022-11-20 10:31:14,531 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_delete_harness.i [2022-11-20 10:31:14,577 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:31:14,577 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 10:31:14,653 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:31:14,663 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@30ee3342, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:31:14,663 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 10:31:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand has 210 states, 137 states have (on average 1.2627737226277371) internal successors, (173), 136 states have internal predecessors, (173), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-20 10:31:14,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-20 10:31:14,692 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:31:14,693 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1] [2022-11-20 10:31:14,693 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:31:14,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:14,699 INFO L85 PathProgramCache]: Analyzing trace with hash 778506499, now seen corresponding path program 1 times [2022-11-20 10:31:14,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:14,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069214134] [2022-11-20 10:31:14,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:14,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:15,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:15,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069214134] [2022-11-20 10:31:15,315 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-20 10:31:15,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197250553] [2022-11-20 10:31:15,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:15,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:15,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:15,320 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:31:15,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 10:31:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:16,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 2540 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-20 10:31:16,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:16,176 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 656 trivial. 0 not checked. [2022-11-20 10:31:16,176 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:31:16,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [197250553] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:31:16,178 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:31:16,178 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 10:31:16,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880362290] [2022-11-20 10:31:16,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:31:16,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-20 10:31:16,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:16,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-20 10:31:16,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 10:31:16,229 INFO L87 Difference]: Start difference. First operand has 210 states, 137 states have (on average 1.2627737226277371) internal successors, (173), 136 states have internal predecessors, (173), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-20 10:31:16,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:16,322 INFO L93 Difference]: Finished difference Result 415 states and 583 transitions. [2022-11-20 10:31:16,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-20 10:31:16,325 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 201 [2022-11-20 10:31:16,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:31:16,342 INFO L225 Difference]: With dead ends: 415 [2022-11-20 10:31:16,343 INFO L226 Difference]: Without dead ends: 205 [2022-11-20 10:31:16,353 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-20 10:31:16,361 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:31:16,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 273 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:31:16,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2022-11-20 10:31:16,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2022-11-20 10:31:16,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 131 states have (on average 1.2290076335877862) internal successors, (161), 132 states have internal predecessors, (161), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2022-11-20 10:31:16,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 268 transitions. [2022-11-20 10:31:16,454 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 268 transitions. Word has length 201 [2022-11-20 10:31:16,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:31:16,456 INFO L495 AbstractCegarLoop]: Abstraction has 205 states and 268 transitions. [2022-11-20 10:31:16,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-20 10:31:16,456 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 268 transitions. [2022-11-20 10:31:16,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-20 10:31:16,468 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:31:16,469 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1] [2022-11-20 10:31:16,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:16,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-20 10:31:16,683 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:31:16,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:16,684 INFO L85 PathProgramCache]: Analyzing trace with hash -309437507, now seen corresponding path program 1 times [2022-11-20 10:31:16,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:16,684 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595218110] [2022-11-20 10:31:16,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:16,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:16,832 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:31:16,833 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1023573122] [2022-11-20 10:31:16,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:16,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:16,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:16,835 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:31:16,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 10:31:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:17,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 2540 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 10:31:17,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:17,626 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2022-11-20 10:31:17,626 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:31:17,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:17,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595218110] [2022-11-20 10:31:17,627 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 10:31:17,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1023573122] [2022-11-20 10:31:17,627 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1023573122] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:31:17,628 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:31:17,628 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:31:17,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187794494] [2022-11-20 10:31:17,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:31:17,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 10:31:17,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:17,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:31:17,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:31:17,632 INFO L87 Difference]: Start difference. First operand 205 states and 268 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-20 10:31:17,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:17,729 INFO L93 Difference]: Finished difference Result 373 states and 491 transitions. [2022-11-20 10:31:17,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:31:17,730 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 201 [2022-11-20 10:31:17,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:31:17,733 INFO L225 Difference]: With dead ends: 373 [2022-11-20 10:31:17,733 INFO L226 Difference]: Without dead ends: 210 [2022-11-20 10:31:17,734 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 10:31:17,735 INFO L413 NwaCegarLoop]: 265 mSDtfsCounter, 2 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:31:17,736 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1055 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:31:17,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2022-11-20 10:31:17,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2022-11-20 10:31:17,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 135 states have (on average 1.2222222222222223) internal successors, (165), 136 states have internal predecessors, (165), 54 states have call successors, (54), 19 states have call predecessors, (54), 20 states have return successors, (54), 54 states have call predecessors, (54), 53 states have call successors, (54) [2022-11-20 10:31:17,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 273 transitions. [2022-11-20 10:31:17,752 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 273 transitions. Word has length 201 [2022-11-20 10:31:17,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:31:17,753 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 273 transitions. [2022-11-20 10:31:17,753 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-20 10:31:17,754 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 273 transitions. [2022-11-20 10:31:17,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-20 10:31:17,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:31:17,757 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:17,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:17,968 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:17,968 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:31:17,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:17,969 INFO L85 PathProgramCache]: Analyzing trace with hash -2085577371, now seen corresponding path program 1 times [2022-11-20 10:31:17,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:17,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549214334] [2022-11-20 10:31:17,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:17,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:19,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:31:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:19,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:31:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 10:31:20,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 10:31:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-20 10:31:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:20,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 10:31:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-20 10:31:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-20 10:31:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-20 10:31:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-20 10:31:20,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-20 10:31:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-20 10:31:20,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-20 10:31:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-20 10:31:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-20 10:31:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-20 10:31:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-20 10:31:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-20 10:31:20,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-20 10:31:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-20 10:31:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-20 10:31:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 10:31:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-20 10:31:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 10:31:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-20 10:31:20,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-20 10:31:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-20 10:31:20,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-20 10:31:20,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-20 10:31:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-20 10:31:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2022-11-20 10:31:20,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:20,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549214334] [2022-11-20 10:31:20,695 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549214334] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:31:20,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:31:20,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-20 10:31:20,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627533192] [2022-11-20 10:31:20,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:31:20,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-20 10:31:20,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:20,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-20 10:31:20,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-11-20 10:31:20,698 INFO L87 Difference]: Start difference. First operand 210 states and 273 transitions. Second operand has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-11-20 10:31:22,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:22,779 INFO L93 Difference]: Finished difference Result 378 states and 499 transitions. [2022-11-20 10:31:22,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-20 10:31:22,780 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) Word has length 207 [2022-11-20 10:31:22,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:31:22,783 INFO L225 Difference]: With dead ends: 378 [2022-11-20 10:31:22,784 INFO L226 Difference]: Without dead ends: 229 [2022-11-20 10:31:22,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=328, Unknown=0, NotChecked=0, Total=420 [2022-11-20 10:31:22,785 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 314 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 1569 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 529 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-20 10:31:22,786 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 529 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1569 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-20 10:31:22,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2022-11-20 10:31:22,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 215. [2022-11-20 10:31:22,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 139 states have (on average 1.223021582733813) internal successors, (170), 141 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 21 states have return successors, (55), 54 states have call predecessors, (55), 53 states have call successors, (55) [2022-11-20 10:31:22,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 279 transitions. [2022-11-20 10:31:22,828 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 279 transitions. Word has length 207 [2022-11-20 10:31:22,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:31:22,829 INFO L495 AbstractCegarLoop]: Abstraction has 215 states and 279 transitions. [2022-11-20 10:31:22,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.846153846153846) internal successors, (76), 9 states have internal predecessors, (76), 4 states have call successors, (36), 5 states have call predecessors, (36), 3 states have return successors, (33), 4 states have call predecessors, (33), 4 states have call successors, (33) [2022-11-20 10:31:22,829 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 279 transitions. [2022-11-20 10:31:22,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-20 10:31:22,839 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:31:22,839 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:22,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 10:31:22,840 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:31:22,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:22,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1668960419, now seen corresponding path program 1 times [2022-11-20 10:31:22,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:22,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723018237] [2022-11-20 10:31:22,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:22,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:31:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:31:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 10:31:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 10:31:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-20 10:31:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 10:31:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-20 10:31:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-20 10:31:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:23,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-20 10:31:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-11-20 10:31:23,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-11-20 10:31:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-20 10:31:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-20 10:31:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-20 10:31:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-20 10:31:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-20 10:31:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-20 10:31:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-20 10:31:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-20 10:31:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-20 10:31:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-20 10:31:23,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 10:31:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-20 10:31:23,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 10:31:23,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2022-11-20 10:31:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-20 10:31:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-20 10:31:23,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-20 10:31:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-20 10:31:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-20 10:31:23,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2022-11-20 10:31:23,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:23,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723018237] [2022-11-20 10:31:23,911 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723018237] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:31:23,911 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:31:23,911 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-20 10:31:23,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201864110] [2022-11-20 10:31:23,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:31:23,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 10:31:23,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:23,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 10:31:23,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-20 10:31:23,914 INFO L87 Difference]: Start difference. First operand 215 states and 279 transitions. Second operand has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-20 10:31:25,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:25,023 INFO L93 Difference]: Finished difference Result 385 states and 507 transitions. [2022-11-20 10:31:25,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 10:31:25,024 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 207 [2022-11-20 10:31:25,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:31:25,026 INFO L225 Difference]: With dead ends: 385 [2022-11-20 10:31:25,026 INFO L226 Difference]: Without dead ends: 231 [2022-11-20 10:31:25,027 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2022-11-20 10:31:25,028 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 356 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 698 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:31:25,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 284 Invalid, 916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 698 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-20 10:31:25,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2022-11-20 10:31:25,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 217. [2022-11-20 10:31:25,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 140 states have (on average 1.2214285714285715) internal successors, (171), 142 states have internal predecessors, (171), 55 states have call successors, (55), 19 states have call predecessors, (55), 21 states have return successors, (56), 55 states have call predecessors, (56), 54 states have call successors, (56) [2022-11-20 10:31:25,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 282 transitions. [2022-11-20 10:31:25,050 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 282 transitions. Word has length 207 [2022-11-20 10:31:25,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:31:25,051 INFO L495 AbstractCegarLoop]: Abstraction has 217 states and 282 transitions. [2022-11-20 10:31:25,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.5) internal successors, (76), 5 states have internal predecessors, (76), 3 states have call successors, (36), 5 states have call predecessors, (36), 2 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-20 10:31:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 282 transitions. [2022-11-20 10:31:25,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-20 10:31:25,054 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:31:25,055 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:25,055 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 10:31:25,055 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:31:25,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:25,056 INFO L85 PathProgramCache]: Analyzing trace with hash -336287017, now seen corresponding path program 1 times [2022-11-20 10:31:25,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:25,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739618600] [2022-11-20 10:31:25,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:25,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:25,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:31:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:31:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 10:31:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 10:31:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-20 10:31:25,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 10:31:25,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-20 10:31:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-20 10:31:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:25,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-20 10:31:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-20 10:31:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-20 10:31:26,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2022-11-20 10:31:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-20 10:31:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-20 10:31:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-20 10:31:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-20 10:31:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-20 10:31:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-20 10:31:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-20 10:31:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-20 10:31:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2022-11-20 10:31:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2022-11-20 10:31:26,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2022-11-20 10:31:26,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 10:31:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-20 10:31:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2022-11-20 10:31:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-20 10:31:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-20 10:31:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-11-20 10:31:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-11-20 10:31:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-20 10:31:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2022-11-20 10:31:26,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:26,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739618600] [2022-11-20 10:31:26,458 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739618600] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:31:26,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [233609013] [2022-11-20 10:31:26,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:26,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:26,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:26,462 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:31:26,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 10:31:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:27,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 2568 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-20 10:31:27,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:29,358 WARN L859 $PredicateComparison]: unable to prove that (or (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (not (= 0 (select (select |c_#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)))) (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (not (= (select (select |c_#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0)))) is different from true [2022-11-20 10:31:37,477 WARN L233 SmtUtils]: Spent 6.04s on a formula simplification that was a NOOP. DAG size: 23 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 10:31:45,552 WARN L233 SmtUtils]: Spent 6.02s on a formula simplification that was a NOOP. DAG size: 21 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-20 10:31:45,589 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-11-20 10:31:45,590 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:31:45,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [233609013] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:31:45,590 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:31:45,590 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10] total 16 [2022-11-20 10:31:45,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367741993] [2022-11-20 10:31:45,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:31:45,591 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 10:31:45,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:45,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 10:31:45,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=175, Unknown=3, NotChecked=26, Total=240 [2022-11-20 10:31:45,593 INFO L87 Difference]: Start difference. First operand 217 states and 282 transitions. Second operand has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-20 10:31:45,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:45,946 INFO L93 Difference]: Finished difference Result 378 states and 504 transitions. [2022-11-20 10:31:45,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 10:31:45,947 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) Word has length 213 [2022-11-20 10:31:45,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:31:45,949 INFO L225 Difference]: With dead ends: 378 [2022-11-20 10:31:45,949 INFO L226 Difference]: Without dead ends: 220 [2022-11-20 10:31:45,950 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 18.5s TimeCoverageRelationStatistics Valid=51, Invalid=222, Unknown=3, NotChecked=30, Total=306 [2022-11-20 10:31:45,951 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 5 mSDsluCounter, 1153 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1416 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 386 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 10:31:45,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1416 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 386 Unchecked, 0.2s Time] [2022-11-20 10:31:45,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2022-11-20 10:31:45,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 219. [2022-11-20 10:31:45,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 142 states have (on average 1.2183098591549295) internal successors, (173), 143 states have internal predecessors, (173), 55 states have call successors, (55), 20 states have call predecessors, (55), 21 states have return successors, (56), 55 states have call predecessors, (56), 54 states have call successors, (56) [2022-11-20 10:31:45,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 284 transitions. [2022-11-20 10:31:45,971 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 284 transitions. Word has length 213 [2022-11-20 10:31:45,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:31:45,972 INFO L495 AbstractCegarLoop]: Abstraction has 219 states and 284 transitions. [2022-11-20 10:31:45,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 3 states have call successors, (37), 3 states have call predecessors, (37), 3 states have return successors, (34), 2 states have call predecessors, (34), 3 states have call successors, (34) [2022-11-20 10:31:45,972 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 284 transitions. [2022-11-20 10:31:45,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-11-20 10:31:45,976 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:31:45,976 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:45,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:46,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:46,186 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:31:46,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:46,187 INFO L85 PathProgramCache]: Analyzing trace with hash 54254165, now seen corresponding path program 1 times [2022-11-20 10:31:46,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:46,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967771570] [2022-11-20 10:31:46,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:46,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:46,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:31:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:46,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:31:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:46,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 10:31:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:46,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 10:31:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:46,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-20 10:31:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:46,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 10:31:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-20 10:31:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-20 10:31:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-20 10:31:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-20 10:31:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:31:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-20 10:31:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-20 10:31:47,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-20 10:31:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-20 10:31:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-20 10:31:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-20 10:31:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-20 10:31:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-20 10:31:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-20 10:31:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2022-11-20 10:31:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-11-20 10:31:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-20 10:31:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 10:31:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2022-11-20 10:31:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2022-11-20 10:31:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-20 10:31:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-11-20 10:31:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2022-11-20 10:31:47,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-20 10:31:47,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-11-20 10:31:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2022-11-20 10:31:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:47,434 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 33 proven. 23 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2022-11-20 10:31:47,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:47,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967771570] [2022-11-20 10:31:47,435 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967771570] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:31:47,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [434821220] [2022-11-20 10:31:47,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:47,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:47,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:47,437 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:31:47,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 10:31:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:48,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 2598 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-20 10:31:48,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:48,140 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-20 10:31:48,141 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:31:48,141 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [434821220] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:31:48,141 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:31:48,141 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2022-11-20 10:31:48,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730570677] [2022-11-20 10:31:48,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:31:48,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 10:31:48,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:48,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 10:31:48,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-20 10:31:48,144 INFO L87 Difference]: Start difference. First operand 219 states and 284 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-20 10:31:48,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:48,344 INFO L93 Difference]: Finished difference Result 355 states and 466 transitions. [2022-11-20 10:31:48,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:31:48,345 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 218 [2022-11-20 10:31:48,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:31:48,349 INFO L225 Difference]: With dead ends: 355 [2022-11-20 10:31:48,349 INFO L226 Difference]: Without dead ends: 221 [2022-11-20 10:31:48,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 284 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-20 10:31:48,353 INFO L413 NwaCegarLoop]: 248 mSDtfsCounter, 2 mSDsluCounter, 934 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1182 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 10:31:48,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1182 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 10:31:48,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2022-11-20 10:31:48,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2022-11-20 10:31:48,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 143 states have (on average 1.2167832167832169) internal successors, (174), 145 states have internal predecessors, (174), 55 states have call successors, (55), 20 states have call predecessors, (55), 22 states have return successors, (59), 55 states have call predecessors, (59), 54 states have call successors, (59) [2022-11-20 10:31:48,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 288 transitions. [2022-11-20 10:31:48,382 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 288 transitions. Word has length 218 [2022-11-20 10:31:48,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:31:48,384 INFO L495 AbstractCegarLoop]: Abstraction has 221 states and 288 transitions. [2022-11-20 10:31:48,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (38), 2 states have call predecessors, (38), 4 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-11-20 10:31:48,384 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 288 transitions. [2022-11-20 10:31:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-11-20 10:31:48,388 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:31:48,389 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:48,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-20 10:31:48,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-20 10:31:48,611 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:31:48,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:31:48,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1846575800, now seen corresponding path program 1 times [2022-11-20 10:31:48,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:31:48,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682883137] [2022-11-20 10:31:48,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:48,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:31:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:31:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:31:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-20 10:31:49,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-20 10:31:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-11-20 10:31:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-20 10:31:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-11-20 10:31:49,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-11-20 10:31:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:31:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2022-11-20 10:31:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-11-20 10:31:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:31:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-20 10:31:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-11-20 10:31:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-11-20 10:31:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-20 10:31:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2022-11-20 10:31:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-20 10:31:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-11-20 10:31:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-11-20 10:31:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-11-20 10:31:49,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:31:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2022-11-20 10:31:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2022-11-20 10:31:49,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-20 10:31:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-20 10:31:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2022-11-20 10:31:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-20 10:31:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-20 10:31:49,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-20 10:31:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-20 10:31:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-11-20 10:31:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2022-11-20 10:31:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-11-20 10:31:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:49,537 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-11-20 10:31:49,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:31:49,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682883137] [2022-11-20 10:31:49,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682883137] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:31:49,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621539798] [2022-11-20 10:31:49,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:31:49,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:49,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:31:49,539 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:31:49,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-20 10:31:50,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:31:50,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 2656 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:31:50,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:31:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 364 proven. 47 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2022-11-20 10:31:50,526 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:31:50,848 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-11-20 10:31:50,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621539798] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:31:50,848 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:31:50,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 15 [2022-11-20 10:31:50,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177669970] [2022-11-20 10:31:50,849 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:31:50,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-20 10:31:50,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:31:50,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-20 10:31:50,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-11-20 10:31:50,852 INFO L87 Difference]: Start difference. First operand 221 states and 288 transitions. Second operand has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) [2022-11-20 10:31:51,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:31:51,617 INFO L93 Difference]: Finished difference Result 280 states and 360 transitions. [2022-11-20 10:31:51,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-20 10:31:51,618 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) Word has length 230 [2022-11-20 10:31:51,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:31:51,618 INFO L225 Difference]: With dead ends: 280 [2022-11-20 10:31:51,618 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 10:31:51,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 523 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-11-20 10:31:51,621 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 247 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 488 SdHoareTripleChecker+Invalid, 639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 10:31:51,621 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 488 Invalid, 639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-20 10:31:51,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 10:31:51,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 10:31:51,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 10:31:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 10:31:51,623 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 230 [2022-11-20 10:31:51,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:31:51,623 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:31:51,624 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 12.466666666666667) internal successors, (187), 12 states have internal predecessors, (187), 9 states have call successors, (95), 6 states have call predecessors, (95), 5 states have return successors, (89), 9 states have call predecessors, (89), 9 states have call successors, (89) [2022-11-20 10:31:51,624 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:31:51,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 10:31:51,627 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 10:31:51,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-20 10:31:51,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:31:51,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 10:31:52,784 INFO L899 garLoopResultBuilder]: For program point L6944-1(lines 6944 6946) no Hoare annotation was computed. [2022-11-20 10:31:52,785 INFO L895 garLoopResultBuilder]: At program point L6944(lines 6944 6946) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,785 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6943 6948) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,785 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6943 6948) no Hoare annotation was computed. [2022-11-20 10:31:52,785 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6943 6948) no Hoare annotation was computed. [2022-11-20 10:31:52,785 INFO L899 garLoopResultBuilder]: For program point L9990-5(line 9990) no Hoare annotation was computed. [2022-11-20 10:31:52,786 INFO L899 garLoopResultBuilder]: For program point L9990-7(line 9990) no Hoare annotation was computed. [2022-11-20 10:31:52,786 INFO L902 garLoopResultBuilder]: At program point aws_hash_table_is_validENTRY(lines 9988 9991) the Hoare annotation is: true [2022-11-20 10:31:52,786 INFO L899 garLoopResultBuilder]: For program point aws_hash_table_is_validEXIT(lines 9988 9991) no Hoare annotation was computed. [2022-11-20 10:31:52,786 INFO L899 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2022-11-20 10:31:52,786 INFO L899 garLoopResultBuilder]: For program point L9990-3(line 9990) no Hoare annotation was computed. [2022-11-20 10:31:52,791 INFO L895 garLoopResultBuilder]: At program point L9990-4(line 9990) the Hoare annotation is: (let ((.cse0 (or (= (select (select |#memory_$Pointer$.base| |aws_hash_table_is_valid_#in~map.base|) |aws_hash_table_is_valid_#in~map.offset|) 0) |aws_hash_table_is_valid_#t~short1280|)) (.cse1 (= aws_hash_table_is_valid_~map.offset |aws_hash_table_is_valid_#in~map.offset|)) (.cse2 (= |aws_hash_table_is_valid_#in~map.base| aws_hash_table_is_valid_~map.base))) (or (not (< 0 |#StackHeapBarrier|)) (and .cse0 (<= |aws_hash_table_is_valid_#in~map.base| 0) (<= 0 |aws_hash_table_is_valid_#in~map.base|) .cse1 .cse2) (let ((.cse5 (= (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) 0)) (.cse3 (= 0 (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)))) (let ((.cse4 (or (not .cse5) (not .cse3)))) (and .cse0 (or (and (not |aws_hash_table_is_valid_#t~short1280|) .cse3) (and .cse4 |aws_hash_table_is_valid_#t~short1280|)) .cse1 .cse2 (or (and .cse4 |aws_hash_table_is_valid_#t~short1277|) (and (not |aws_hash_table_is_valid_#t~short1277|) .cse5 .cse3)) (or (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (let ((.cse6 (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset))) (and (= .cse6 |aws_hash_table_is_valid_#t~mem1278.base|) (= |aws_hash_table_is_valid_#t~mem1278.offset| (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset)) (not (= .cse6 0))))) (exists ((aws_hash_table_is_valid_~map.base Int) (aws_hash_table_is_valid_~map.offset Int)) (let ((.cse7 (select (select |#memory_$Pointer$.offset| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset))) (and (= (select (select |#memory_$Pointer$.base| aws_hash_table_is_valid_~map.base) aws_hash_table_is_valid_~map.offset) |aws_hash_table_is_valid_#t~mem1278.base|) (= |aws_hash_table_is_valid_#t~mem1278.offset| .cse7) (not (= 0 .cse7))))))))))) [2022-11-20 10:31:52,791 INFO L899 garLoopResultBuilder]: For program point aws_hash_table_is_validFINAL(lines 9988 9991) no Hoare annotation was computed. [2022-11-20 10:31:52,792 INFO L899 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2022-11-20 10:31:52,792 INFO L902 garLoopResultBuilder]: At program point L9140(line 9140) the Hoare annotation is: true [2022-11-20 10:31:52,792 INFO L902 garLoopResultBuilder]: At program point L9140-1(line 9140) the Hoare annotation is: true [2022-11-20 10:31:52,792 INFO L899 garLoopResultBuilder]: For program point L9140-2(line 9140) no Hoare annotation was computed. [2022-11-20 10:31:52,792 INFO L902 garLoopResultBuilder]: At program point L9640-3(line 9640) the Hoare annotation is: true [2022-11-20 10:31:52,793 INFO L899 garLoopResultBuilder]: For program point L9640-4(line 9640) no Hoare annotation was computed. [2022-11-20 10:31:52,793 INFO L902 garLoopResultBuilder]: At program point L9640-5(lines 9603 9641) the Hoare annotation is: true [2022-11-20 10:31:52,793 INFO L899 garLoopResultBuilder]: For program point L9640-6(lines 9603 9641) no Hoare annotation was computed. [2022-11-20 10:31:52,793 INFO L899 garLoopResultBuilder]: For program point L9640(line 9640) no Hoare annotation was computed. [2022-11-20 10:31:52,793 INFO L899 garLoopResultBuilder]: For program point L9640-1(line 9640) no Hoare annotation was computed. [2022-11-20 10:31:52,793 INFO L902 garLoopResultBuilder]: At program point L9604(line 9604) the Hoare annotation is: true [2022-11-20 10:31:52,794 INFO L902 garLoopResultBuilder]: At program point L9604-1(line 9604) the Hoare annotation is: true [2022-11-20 10:31:52,795 INFO L899 garLoopResultBuilder]: For program point L9604-2(line 9604) no Hoare annotation was computed. [2022-11-20 10:31:52,795 INFO L899 garLoopResultBuilder]: For program point L9629(lines 9629 9631) no Hoare annotation was computed. [2022-11-20 10:31:52,795 INFO L899 garLoopResultBuilder]: For program point L9142-1(line 9142) no Hoare annotation was computed. [2022-11-20 10:31:52,795 INFO L899 garLoopResultBuilder]: For program point L9621(lines 9621 9623) no Hoare annotation was computed. [2022-11-20 10:31:52,796 INFO L902 garLoopResultBuilder]: At program point L9142-2(line 9142) the Hoare annotation is: true [2022-11-20 10:31:52,796 INFO L899 garLoopResultBuilder]: For program point L9142-3(line 9142) no Hoare annotation was computed. [2022-11-20 10:31:52,796 INFO L902 garLoopResultBuilder]: At program point L9142-5(line 9142) the Hoare annotation is: true [2022-11-20 10:31:52,796 INFO L899 garLoopResultBuilder]: For program point L9142-6(line 9142) no Hoare annotation was computed. [2022-11-20 10:31:52,796 INFO L902 garLoopResultBuilder]: At program point s_remove_entryENTRY(lines 9603 9641) the Hoare annotation is: true [2022-11-20 10:31:52,796 INFO L902 garLoopResultBuilder]: At program point L9617-2(lines 9617 9636) the Hoare annotation is: true [2022-11-20 10:31:52,797 INFO L902 garLoopResultBuilder]: At program point L9142-8(line 9142) the Hoare annotation is: true [2022-11-20 10:31:52,797 INFO L902 garLoopResultBuilder]: At program point L9605(line 9605) the Hoare annotation is: true [2022-11-20 10:31:52,797 INFO L899 garLoopResultBuilder]: For program point L9605-1(line 9605) no Hoare annotation was computed. [2022-11-20 10:31:52,797 INFO L902 garLoopResultBuilder]: At program point L9139(lines 9139 9143) the Hoare annotation is: true [2022-11-20 10:31:52,797 INFO L899 garLoopResultBuilder]: For program point s_remove_entryEXIT(lines 9603 9641) no Hoare annotation was computed. [2022-11-20 10:31:52,797 INFO L902 garLoopResultBuilder]: At program point L9639-2(lines 9603 9641) the Hoare annotation is: true [2022-11-20 10:31:52,799 INFO L902 garLoopResultBuilder]: At program point L9606-2(line 9606) the Hoare annotation is: true [2022-11-20 10:31:52,799 INFO L899 garLoopResultBuilder]: For program point L9606-3(line 9606) no Hoare annotation was computed. [2022-11-20 10:31:52,799 INFO L899 garLoopResultBuilder]: For program point L9639(line 9639) no Hoare annotation was computed. [2022-11-20 10:31:52,799 INFO L899 garLoopResultBuilder]: For program point L9606(line 9606) no Hoare annotation was computed. [2022-11-20 10:31:52,800 INFO L899 garLoopResultBuilder]: For program point L9639-1(line 9639) no Hoare annotation was computed. [2022-11-20 10:31:52,800 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-11-20 10:31:52,801 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-11-20 10:31:52,801 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-11-20 10:31:52,801 INFO L902 garLoopResultBuilder]: At program point L10108(line 10108) the Hoare annotation is: true [2022-11-20 10:31:52,801 INFO L895 garLoopResultBuilder]: At program point hash_table_state_required_bytesENTRY(lines 10101 10113) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (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)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,801 INFO L899 garLoopResultBuilder]: For program point L10108-1(line 10108) no Hoare annotation was computed. [2022-11-20 10:31:52,802 INFO L899 garLoopResultBuilder]: For program point L10108-2(lines 10108 10110) no Hoare annotation was computed. [2022-11-20 10:31:52,802 INFO L895 garLoopResultBuilder]: At program point L10104(line 10104) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-20 10:31:52,802 INFO L899 garLoopResultBuilder]: For program point L10104-1(line 10104) no Hoare annotation was computed. [2022-11-20 10:31:52,802 INFO L899 garLoopResultBuilder]: For program point hash_table_state_required_bytesEXIT(lines 10101 10113) no Hoare annotation was computed. [2022-11-20 10:31:52,802 INFO L899 garLoopResultBuilder]: For program point L10104-2(lines 10104 10106) no Hoare annotation was computed. [2022-11-20 10:31:52,802 INFO L899 garLoopResultBuilder]: For program point hash_table_state_required_bytesFINAL(lines 10101 10113) no Hoare annotation was computed. [2022-11-20 10:31:52,803 INFO L899 garLoopResultBuilder]: For program point L10075(lines 10075 10088) no Hoare annotation was computed. [2022-11-20 10:31:52,803 INFO L899 garLoopResultBuilder]: For program point L10079(line 10079) no Hoare annotation was computed. [2022-11-20 10:31:52,803 INFO L899 garLoopResultBuilder]: For program point L10069(lines 10069 10073) no Hoare annotation was computed. [2022-11-20 10:31:52,803 INFO L902 garLoopResultBuilder]: At program point aws_hash_iter_is_validENTRY(lines 10052 10093) the Hoare annotation is: true [2022-11-20 10:31:52,803 INFO L899 garLoopResultBuilder]: For program point L10059(lines 10059 10063) no Hoare annotation was computed. [2022-11-20 10:31:52,803 INFO L899 garLoopResultBuilder]: For program point L10082(lines 10082 10083) no Hoare annotation was computed. [2022-11-20 10:31:52,804 INFO L899 garLoopResultBuilder]: For program point L10076(line 10076) no Hoare annotation was computed. [2022-11-20 10:31:52,804 INFO L899 garLoopResultBuilder]: For program point L10082-2(lines 10082 10083) no Hoare annotation was computed. [2022-11-20 10:31:52,804 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_is_validEXIT(lines 10052 10093) no Hoare annotation was computed. [2022-11-20 10:31:52,804 INFO L895 garLoopResultBuilder]: At program point L10064(line 10064) the Hoare annotation is: (or (and (= |aws_hash_iter_is_valid_#in~iter.base| 0) (= aws_hash_iter_is_valid_~iter.base |aws_hash_iter_is_valid_#in~iter.base|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-20 10:31:52,804 INFO L899 garLoopResultBuilder]: For program point L10064-1(lines 10064 10068) no Hoare annotation was computed. [2022-11-20 10:31:52,804 INFO L899 garLoopResultBuilder]: For program point L10085(line 10085) no Hoare annotation was computed. [2022-11-20 10:31:52,805 INFO L899 garLoopResultBuilder]: For program point L10087-2(line 10087) no Hoare annotation was computed. [2022-11-20 10:31:52,805 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_is_validFINAL(lines 10052 10093) no Hoare annotation was computed. [2022-11-20 10:31:52,805 INFO L899 garLoopResultBuilder]: For program point L10087(line 10087) no Hoare annotation was computed. [2022-11-20 10:31:52,805 INFO L899 garLoopResultBuilder]: For program point L10054(lines 10054 10058) no Hoare annotation was computed. [2022-11-20 10:31:52,805 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-11-20 10:31:52,805 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-11-20 10:31:52,805 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-11-20 10:31:52,806 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (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$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,806 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-11-20 10:31:52,806 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,806 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-11-20 10:31:52,806 INFO L895 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-20 10:31:52,807 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2022-11-20 10:31:52,807 INFO L902 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2022-11-20 10:31:52,807 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2022-11-20 10:31:52,807 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-20 10:31:52,807 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-11-20 10:31:52,807 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-11-20 10:31:52,808 INFO L899 garLoopResultBuilder]: For program point L6852(line 6852) no Hoare annotation was computed. [2022-11-20 10:31:52,810 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_plusENTRY(lines 248 251) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,810 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_plusFINAL(lines 248 251) no Hoare annotation was computed. [2022-11-20 10:31:52,811 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_plusEXIT(lines 248 251) no Hoare annotation was computed. [2022-11-20 10:31:52,811 INFO L902 garLoopResultBuilder]: At program point hash_table_state_is_validENTRY(lines 9999 10046) the Hoare annotation is: true [2022-11-20 10:31:52,811 INFO L902 garLoopResultBuilder]: At program point L10027(line 10027) the Hoare annotation is: true [2022-11-20 10:31:52,811 INFO L899 garLoopResultBuilder]: For program point L10027-1(line 10027) no Hoare annotation was computed. [2022-11-20 10:31:52,811 INFO L899 garLoopResultBuilder]: For program point hash_table_state_is_validEXIT(lines 9999 10046) no Hoare annotation was computed. [2022-11-20 10:31:52,811 INFO L899 garLoopResultBuilder]: For program point L10001(lines 10001 10005) no Hoare annotation was computed. [2022-11-20 10:31:52,812 INFO L899 garLoopResultBuilder]: For program point hash_table_state_is_validFINAL(lines 9999 10046) no Hoare annotation was computed. [2022-11-20 10:31:52,812 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2022-11-20 10:31:52,812 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-20 10:31:52,812 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2022-11-20 10:31:52,812 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2022-11-20 10:31:52,812 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-11-20 10:31:52,813 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-11-20 10:31:52,813 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-11-20 10:31:52,813 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-11-20 10:31:52,813 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-20 10:31:52,813 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-11-20 10:31:52,814 INFO L899 garLoopResultBuilder]: For program point L7385(lines 7385 7387) no Hoare annotation was computed. [2022-11-20 10:31:52,814 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-11-20 10:31:52,814 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,814 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-11-20 10:31:52,815 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-11-20 10:31:52,815 INFO L899 garLoopResultBuilder]: For program point aws_is_power_of_twoFINAL(lines 2626 2631) no Hoare annotation was computed. [2022-11-20 10:31:52,815 INFO L899 garLoopResultBuilder]: For program point aws_is_power_of_twoEXIT(lines 2626 2631) no Hoare annotation was computed. [2022-11-20 10:31:52,816 INFO L902 garLoopResultBuilder]: At program point aws_is_power_of_twoENTRY(lines 2626 2631) the Hoare annotation is: true [2022-11-20 10:31:52,816 INFO L902 garLoopResultBuilder]: At program point L2545(lines 2541 2546) the Hoare annotation is: true [2022-11-20 10:31:52,816 INFO L895 garLoopResultBuilder]: At program point aws_add_size_checkedENTRY(lines 2613 2621) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (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$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,816 INFO L895 garLoopResultBuilder]: At program point L2542(line 2542) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-20 10:31:52,817 INFO L899 garLoopResultBuilder]: For program point L2543-1(line 2543) no Hoare annotation was computed. [2022-11-20 10:31:52,817 INFO L895 garLoopResultBuilder]: At program point L2543(line 2543) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-20 10:31:52,818 INFO L899 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2022-11-20 10:31:52,818 INFO L899 garLoopResultBuilder]: For program point aws_add_size_checkedFINAL(lines 2613 2621) no Hoare annotation was computed. [2022-11-20 10:31:52,818 INFO L899 garLoopResultBuilder]: For program point aws_add_size_checkedEXIT(lines 2613 2621) no Hoare annotation was computed. [2022-11-20 10:31:52,818 INFO L899 garLoopResultBuilder]: For program point L9883(lines 9883 9885) no Hoare annotation was computed. [2022-11-20 10:31:52,818 INFO L902 garLoopResultBuilder]: At program point L9887(line 9887) the Hoare annotation is: true [2022-11-20 10:31:52,818 INFO L899 garLoopResultBuilder]: For program point L9887-1(line 9887) no Hoare annotation was computed. [2022-11-20 10:31:52,819 INFO L899 garLoopResultBuilder]: For program point L9883-2(lines 9883 9885) no Hoare annotation was computed. [2022-11-20 10:31:52,819 INFO L902 garLoopResultBuilder]: At program point L9900(line 9900) the Hoare annotation is: true [2022-11-20 10:31:52,819 INFO L899 garLoopResultBuilder]: For program point L9900-1(line 9900) no Hoare annotation was computed. [2022-11-20 10:31:52,819 INFO L899 garLoopResultBuilder]: For program point L9892(line 9892) no Hoare annotation was computed. [2022-11-20 10:31:52,819 INFO L899 garLoopResultBuilder]: For program point L9892-2(lines 9892 9894) no Hoare annotation was computed. [2022-11-20 10:31:52,819 INFO L902 garLoopResultBuilder]: At program point L9884(line 9884) the Hoare annotation is: true [2022-11-20 10:31:52,820 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_deleteFINAL(lines 9871 9904) no Hoare annotation was computed. [2022-11-20 10:31:52,820 INFO L899 garLoopResultBuilder]: For program point L9884-1(line 9884) no Hoare annotation was computed. [2022-11-20 10:31:52,820 INFO L899 garLoopResultBuilder]: For program point L9892-4(lines 9892 9894) no Hoare annotation was computed. [2022-11-20 10:31:52,820 INFO L902 garLoopResultBuilder]: At program point L9876(line 9876) the Hoare annotation is: true [2022-11-20 10:31:52,820 INFO L902 garLoopResultBuilder]: At program point L9876-1(line 9876) the Hoare annotation is: true [2022-11-20 10:31:52,821 INFO L899 garLoopResultBuilder]: For program point L9876-2(line 9876) no Hoare annotation was computed. [2022-11-20 10:31:52,821 INFO L902 garLoopResultBuilder]: At program point aws_hash_iter_deleteENTRY(lines 9871 9904) the Hoare annotation is: true [2022-11-20 10:31:52,821 INFO L899 garLoopResultBuilder]: For program point aws_hash_iter_deleteEXIT(lines 9871 9904) no Hoare annotation was computed. [2022-11-20 10:31:52,821 INFO L902 garLoopResultBuilder]: At program point L9877(line 9877) the Hoare annotation is: true [2022-11-20 10:31:52,821 INFO L899 garLoopResultBuilder]: For program point L9877-1(line 9877) no Hoare annotation was computed. [2022-11-20 10:31:52,821 INFO L899 garLoopResultBuilder]: For program point L9882(lines 9882 9889) no Hoare annotation was computed. [2022-11-20 10:31:52,822 INFO L899 garLoopResultBuilder]: For program point L9886(lines 9886 9888) no Hoare annotation was computed. [2022-11-20 10:31:52,822 INFO L902 garLoopResultBuilder]: At program point L9874(line 9874) the Hoare annotation is: true [2022-11-20 10:31:52,822 INFO L899 garLoopResultBuilder]: For program point L9882-1(lines 9882 9889) no Hoare annotation was computed. [2022-11-20 10:31:52,822 INFO L899 garLoopResultBuilder]: For program point L9903-2(line 9903) no Hoare annotation was computed. [2022-11-20 10:31:52,822 INFO L899 garLoopResultBuilder]: For program point L9874-1(line 9874) no Hoare annotation was computed. [2022-11-20 10:31:52,822 INFO L902 garLoopResultBuilder]: At program point L9903(line 9903) the Hoare annotation is: true [2022-11-20 10:31:52,823 INFO L902 garLoopResultBuilder]: At program point L9903-1(line 9903) the Hoare annotation is: true [2022-11-20 10:31:52,823 INFO L902 garLoopResultBuilder]: At program point L9891(line 9891) the Hoare annotation is: true [2022-11-20 10:31:52,823 INFO L899 garLoopResultBuilder]: For program point L9891-1(line 9891) no Hoare annotation was computed. [2022-11-20 10:31:52,823 INFO L899 garLoopResultBuilder]: For program point L6815-1(line 6815) no Hoare annotation was computed. [2022-11-20 10:31:52,823 INFO L895 garLoopResultBuilder]: At program point L6815(line 6815) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,824 INFO L895 garLoopResultBuilder]: At program point L6811-1(line 6811) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,824 INFO L895 garLoopResultBuilder]: At program point L6811(line 6811) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,824 INFO L899 garLoopResultBuilder]: For program point L6815-3(line 6815) no Hoare annotation was computed. [2022-11-20 10:31:52,824 INFO L895 garLoopResultBuilder]: At program point L6815-2(line 6815) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,824 INFO L899 garLoopResultBuilder]: For program point L6840-1(line 6840) no Hoare annotation was computed. [2022-11-20 10:31:52,824 INFO L895 garLoopResultBuilder]: At program point L6840(line 6840) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,825 INFO L895 garLoopResultBuilder]: At program point L10131(line 10131) the Hoare annotation is: false [2022-11-20 10:31:52,825 INFO L899 garLoopResultBuilder]: For program point L10131-1(line 10131) no Hoare annotation was computed. [2022-11-20 10:31:52,825 INFO L895 garLoopResultBuilder]: At program point L10127(line 10127) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (<= 2 |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,825 INFO L899 garLoopResultBuilder]: For program point L10127-1(line 10127) no Hoare annotation was computed. [2022-11-20 10:31:52,825 INFO L895 garLoopResultBuilder]: At program point L10119-2(line 10119) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,826 INFO L899 garLoopResultBuilder]: For program point L10119-3(line 10119) no Hoare annotation was computed. [2022-11-20 10:31:52,826 INFO L899 garLoopResultBuilder]: For program point L10119(line 10119) no Hoare annotation was computed. [2022-11-20 10:31:52,826 INFO L899 garLoopResultBuilder]: For program point L6816-1(line 6816) no Hoare annotation was computed. [2022-11-20 10:31:52,826 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 10:31:52,826 INFO L895 garLoopResultBuilder]: At program point L6816(line 6816) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,826 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 10:31:52,827 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 10:31:52,827 INFO L899 garLoopResultBuilder]: For program point L6812-1(line 6812) no Hoare annotation was computed. [2022-11-20 10:31:52,828 INFO L895 garLoopResultBuilder]: At program point L6812(line 6812) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,828 INFO L895 garLoopResultBuilder]: At program point L10132(line 10132) the Hoare annotation is: false [2022-11-20 10:31:52,828 INFO L899 garLoopResultBuilder]: For program point L6841-1(line 6841) no Hoare annotation was computed. [2022-11-20 10:31:52,828 INFO L895 garLoopResultBuilder]: At program point L10132-1(line 10132) the Hoare annotation is: false [2022-11-20 10:31:52,828 INFO L895 garLoopResultBuilder]: At program point L6841(line 6841) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,829 INFO L899 garLoopResultBuilder]: For program point L10132-2(line 10132) no Hoare annotation was computed. [2022-11-20 10:31:52,829 INFO L895 garLoopResultBuilder]: At program point L6833(lines 6831 6834) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,829 INFO L895 garLoopResultBuilder]: At program point L10128(line 10128) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (<= 2 |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,829 INFO L895 garLoopResultBuilder]: At program point L10128-1(line 10128) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= 0 |ULTIMATE.start_aws_hash_iter_delete_harness_#t~ret1337#1|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|)) [2022-11-20 10:31:52,829 INFO L899 garLoopResultBuilder]: For program point L10128-2(line 10128) no Hoare annotation was computed. [2022-11-20 10:31:52,829 INFO L899 garLoopResultBuilder]: For program point L10120-3(line 10120) no Hoare annotation was computed. [2022-11-20 10:31:52,830 INFO L899 garLoopResultBuilder]: For program point L10120(line 10120) no Hoare annotation was computed. [2022-11-20 10:31:52,830 INFO L895 garLoopResultBuilder]: At program point L10120-2(line 10120) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,830 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 10:31:52,830 INFO L899 garLoopResultBuilder]: For program point L6809(lines 6809 6819) no Hoare annotation was computed. [2022-11-20 10:31:52,830 INFO L895 garLoopResultBuilder]: At program point L6810(line 6810) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,830 INFO L895 garLoopResultBuilder]: At program point L6843(lines 6837 6844) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,831 INFO L899 garLoopResultBuilder]: For program point L6839-1(line 6839) no Hoare annotation was computed. [2022-11-20 10:31:52,831 INFO L895 garLoopResultBuilder]: At program point L6839(line 6839) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,831 INFO L899 garLoopResultBuilder]: For program point L6810-1(line 6810) no Hoare annotation was computed. [2022-11-20 10:31:52,831 INFO L895 garLoopResultBuilder]: At program point L10130(line 10130) the Hoare annotation is: false [2022-11-20 10:31:52,831 INFO L902 garLoopResultBuilder]: At program point L10134(line 10134) the Hoare annotation is: true [2022-11-20 10:31:52,832 INFO L895 garLoopResultBuilder]: At program point L10122(line 10122) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,832 INFO L895 garLoopResultBuilder]: At program point L10130-1(line 10130) the Hoare annotation is: false [2022-11-20 10:31:52,832 INFO L899 garLoopResultBuilder]: For program point L10130-2(line 10130) no Hoare annotation was computed. [2022-11-20 10:31:52,832 INFO L895 garLoopResultBuilder]: At program point L10118-1(line 10118) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,832 INFO L899 garLoopResultBuilder]: For program point L10118-2(line 10118) no Hoare annotation was computed. [2022-11-20 10:31:52,832 INFO L899 garLoopResultBuilder]: For program point L10114(lines 10114 10133) no Hoare annotation was computed. [2022-11-20 10:31:52,833 INFO L899 garLoopResultBuilder]: For program point L10122-1(line 10122) no Hoare annotation was computed. [2022-11-20 10:31:52,833 INFO L895 garLoopResultBuilder]: At program point L10118(line 10118) the Hoare annotation is: (and (not (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| 0)) (= |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|) 0)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:31:52,833 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-11-20 10:31:52,833 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-20 10:31:52,833 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-11-20 10:31:52,833 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-11-20 10:31:52,833 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-20 10:31:52,834 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-11-20 10:31:52,844 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:31:52,846 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:31:52,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:31:52 BoogieIcfgContainer [2022-11-20 10:31:52,862 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:31:52,863 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:31:52,863 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:31:52,863 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:31:52,864 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:31:14" (3/4) ... [2022-11-20 10:31:52,869 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:31:52,875 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-20 10:31:52,875 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_table_is_valid [2022-11-20 10:31:52,875 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_is_valid [2022-11-20 10:31:52,876 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2022-11-20 10:31:52,876 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s_remove_entry [2022-11-20 10:31:52,876 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-20 10:31:52,876 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_required_bytes [2022-11-20 10:31:52,876 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 10:31:52,876 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-11-20 10:31:52,876 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-11-20 10:31:52,876 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_power_of_two [2022-11-20 10:31:52,877 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_is_valid [2022-11-20 10:31:52,877 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_add_size_checked [2022-11-20 10:31:52,877 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-11-20 10:31:52,877 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-11-20 10:31:52,877 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-20 10:31:52,877 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_delete [2022-11-20 10:31:52,878 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-20 10:31:52,878 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_plus [2022-11-20 10:31:52,898 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2022-11-20 10:31:52,900 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-11-20 10:31:52,901 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-20 10:31:52,903 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-20 10:31:52,904 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 10:31:52,905 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 10:31:52,906 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 10:31:52,907 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:31:53,410 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:31:53,411 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:31:53,412 INFO L158 Benchmark]: Toolchain (without parser) took 45115.83ms. Allocated memory was 148.9MB in the beginning and 371.2MB in the end (delta: 222.3MB). Free memory was 97.2MB in the beginning and 146.1MB in the end (delta: -48.9MB). Peak memory consumption was 175.1MB. Max. memory is 16.1GB. [2022-11-20 10:31:53,412 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory was 51.1MB in the beginning and 51.0MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:31:53,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3780.21ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 96.8MB in the beginning and 137.7MB in the end (delta: -40.9MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. [2022-11-20 10:31:53,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 239.09ms. Allocated memory is still 203.4MB. Free memory was 137.7MB in the beginning and 126.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:31:53,413 INFO L158 Benchmark]: Boogie Preprocessor took 143.25ms. Allocated memory is still 203.4MB. Free memory was 126.2MB in the beginning and 117.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:31:53,414 INFO L158 Benchmark]: RCFGBuilder took 2047.32ms. Allocated memory is still 203.4MB. Free memory was 117.8MB in the beginning and 63.6MB in the end (delta: 54.2MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. [2022-11-20 10:31:53,414 INFO L158 Benchmark]: TraceAbstraction took 38337.86ms. Allocated memory was 203.4MB in the beginning and 371.2MB in the end (delta: 167.8MB). Free memory was 63.6MB in the beginning and 270.9MB in the end (delta: -207.3MB). Peak memory consumption was 148.2MB. Max. memory is 16.1GB. [2022-11-20 10:31:53,414 INFO L158 Benchmark]: Witness Printer took 548.18ms. Allocated memory is still 371.2MB. Free memory was 270.9MB in the beginning and 146.1MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2022-11-20 10:31:53,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory was 51.1MB in the beginning and 51.0MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3780.21ms. Allocated memory was 148.9MB in the beginning and 203.4MB in the end (delta: 54.5MB). Free memory was 96.8MB in the beginning and 137.7MB in the end (delta: -40.9MB). Peak memory consumption was 82.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 239.09ms. Allocated memory is still 203.4MB. Free memory was 137.7MB in the beginning and 126.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 143.25ms. Allocated memory is still 203.4MB. Free memory was 126.2MB in the beginning and 117.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2047.32ms. Allocated memory is still 203.4MB. Free memory was 117.8MB in the beginning and 63.6MB in the end (delta: 54.2MB). Peak memory consumption was 55.2MB. Max. memory is 16.1GB. * TraceAbstraction took 38337.86ms. Allocated memory was 203.4MB in the beginning and 371.2MB in the end (delta: 167.8MB). Free memory was 63.6MB in the beginning and 270.9MB in the end (delta: -207.3MB). Peak memory consumption was 148.2MB. Max. memory is 16.1GB. * Witness Printer took 548.18ms. Allocated memory is still 371.2MB. Free memory was 270.9MB in the beginning and 146.1MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. 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 20 procedures, 210 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 38.2s, OverallIterations: 7, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 978 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 926 mSDsluCounter, 5227 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 386 IncrementalHoareTripleChecker+Unchecked, 3918 mSDsCounter, 489 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3046 IncrementalHoareTripleChecker+Invalid, 3921 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 489 mSolverCounterUnsat, 1309 mSDtfsCounter, 3046 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1682 GetRequests, 1605 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 19.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=221occurred in iteration=6, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 29 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 82 LocationsWithAnnotation, 605 PreInvPairs, 631 NumberOfFragments, 775 HoareAnnotationTreeSize, 605 FomulaSimplifications, 35 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 82 FomulaSimplificationsInter, 433 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.6s SatisfiabilityAnalysisTime, 26.4s InterpolantComputationTime, 2339 NumberOfCodeBlocks, 2339 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 2357 ConstructedInterpolants, 5 QuantifiedInterpolants, 3638 SizeOfPredicates, 15 NumberOfNonLiveVariables, 12902 ConjunctsInSsa, 51 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 7655/7737 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: 6831]: Loop Invariant Derived loop invariant: ((!(map == 0) && map == map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6837]: Loop Invariant Derived loop invariant: ((!(map == 0) && map == map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 10134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9603]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-20 10:31:53,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58c8ade1-53bd-4548-a948-8efa2691d2a0/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE