./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b8e2b19500a9ff32f182f41fca1db48d6268985503aaacd0cb9efdaafa7d6419 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:14:14,786 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:14:14,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:14:14,911 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:14:14,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:14:14,950 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:14:14,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:14:14,952 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:14:14,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:14:14,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:14:14,959 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:14:14,960 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:14:14,961 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:14:14,962 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:14:14,963 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:14:14,963 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:14:14,964 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:14:14,964 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:14:14,965 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:14:14,966 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:14:14,966 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:14:14,967 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:14:14,968 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:14:14,969 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:14:14,969 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:14:14,970 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:14:14,970 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:14:14,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:14:14,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:14:14,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:14:14,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:14:14,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:14:14,974 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:14:14,974 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:14:14,975 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:14,975 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:14:14,975 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:14:14,976 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:14:14,976 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:14:14,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:14:14,977 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:14:14,977 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:14:14,978 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:14:14,978 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:14:14,978 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8e2b19500a9ff32f182f41fca1db48d6268985503aaacd0cb9efdaafa7d6419 [2023-11-23 21:14:15,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:14:15,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:14:15,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:14:15,350 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:14:15,351 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:14:15,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i [2023-11-23 21:14:18,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:14:19,256 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:14:19,257 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i [2023-11-23 21:14:19,302 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/data/7a42b8dd5/38ff55d6e6bf4039a3f72a8206ca8f11/FLAG882cf9134 [2023-11-23 21:14:19,323 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/data/7a42b8dd5/38ff55d6e6bf4039a3f72a8206ca8f11 [2023-11-23 21:14:19,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:14:19,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:14:19,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:19,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:14:19,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:14:19,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:19" (1/1) ... [2023-11-23 21:14:19,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e4fde41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:19, skipping insertion in model container [2023-11-23 21:14:19,343 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:14:19" (1/1) ... [2023-11-23 21:14:19,495 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:14:19,849 WARN L240 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_21c9fc77-8350-4a56-ba24-e4e260365298/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i[4501,4514] [2023-11-23 21:14:19,860 WARN L240 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_21c9fc77-8350-4a56-ba24-e4e260365298/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i[4561,4574] [2023-11-23 21:14:21,170 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,171 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,172 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,173 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,174 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,190 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,191 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,194 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,195 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,670 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:14:21,672 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:14:21,673 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:14:21,674 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:14:21,676 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:14:21,677 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:14:21,677 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:14:21,678 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:14:21,679 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:14:21,679 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:14:21,919 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:21,927 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:22,068 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:14:22,094 WARN L240 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_21c9fc77-8350-4a56-ba24-e4e260365298/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i[4501,4514] [2023-11-23 21:14:22,095 WARN L240 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_21c9fc77-8350-4a56-ba24-e4e260365298/sv-benchmarks/c/aws-c-common/aws_priority_queue_capacity_harness.i[4561,4574] [2023-11-23 21:14:22,176 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,183 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,183 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,185 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,187 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,197 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,197 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,199 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,199 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,266 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 21:14:22,267 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 21:14:22,268 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 21:14:22,269 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 21:14:22,270 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 21:14:22,271 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 21:14:22,271 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 21:14:22,272 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 21:14:22,273 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 21:14:22,273 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 21:14:22,302 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,302 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 21:14:22,309 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2023-11-23 21:14:22,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:14:22,528 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,529 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,529 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,529 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,529 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,529 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,530 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,530 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,530 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,530 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,530 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,530 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,531 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,531 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,531 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:14:22,540 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:14:22,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22 WrapperNode [2023-11-23 21:14:22,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:14:22,542 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:22,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:14:22,542 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:14:22,550 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,659 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,797 INFO L138 Inliner]: procedures = 688, calls = 1537, calls flagged for inlining = 55, calls inlined = 11, statements flattened = 691 [2023-11-23 21:14:22,804 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:14:22,805 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:14:22,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:14:22,806 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:14:22,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,837 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,843 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,882 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,902 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:14:22,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:14:22,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:14:22,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:14:22,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (1/1) ... [2023-11-23 21:14:22,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:14:22,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:22,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:14:22,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:14:23,023 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 21:14:23,024 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 21:14:23,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:14:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 21:14:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 21:14:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 21:14:23,026 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 21:14:23,026 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 21:14:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 21:14:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:14:23,027 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 21:14:23,027 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 21:14:23,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 21:14:23,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 21:14:23,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:14:23,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:14:23,030 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2023-11-23 21:14:23,030 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2023-11-23 21:14:23,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:14:23,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:14:23,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:14:23,032 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 21:14:23,033 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 21:14:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 21:14:23,033 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 21:14:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 21:14:23,034 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 21:14:23,035 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 21:14:23,035 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 21:14:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:14:23,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:14:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:14:23,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:14:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:14:23,037 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 21:14:23,038 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 21:14:23,038 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 21:14:23,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 21:14:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:14:23,039 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2023-11-23 21:14:23,040 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2023-11-23 21:14:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 21:14:23,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 21:14:23,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:14:23,460 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:14:23,463 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:14:24,452 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:14:24,790 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:14:24,790 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:14:24,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:24 BoogieIcfgContainer [2023-11-23 21:14:24,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:14:24,795 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:14:24,796 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:14:24,800 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:14:24,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:14:19" (1/3) ... [2023-11-23 21:14:24,802 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fafea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:24, skipping insertion in model container [2023-11-23 21:14:24,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:14:22" (2/3) ... [2023-11-23 21:14:24,803 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fafea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:14:24, skipping insertion in model container [2023-11-23 21:14:24,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:14:24" (3/3) ... [2023-11-23 21:14:24,805 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_capacity_harness.i [2023-11-23 21:14:24,828 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:14:24,829 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:14:24,907 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:14:24,918 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@60cee677, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:14:24,918 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:14:24,926 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 76 states have (on average 1.1973684210526316) internal successors, (91), 77 states have internal predecessors, (91), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2023-11-23 21:14:24,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 21:14:24,944 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:24,945 INFO L195 NwaCegarLoop]: trace histogram [7, 2, 2, 2, 2, 2, 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] [2023-11-23 21:14:24,946 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:24,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:24,956 INFO L85 PathProgramCache]: Analyzing trace with hash -13518262, now seen corresponding path program 1 times [2023-11-23 21:14:24,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:24,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340874775] [2023-11-23 21:14:24,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:24,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:25,514 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:25,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1060839124] [2023-11-23 21:14:25,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:25,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:25,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:25,519 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:25,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:14:26,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:26,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 2256 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:14:26,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:26,498 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 21:14:26,499 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:26,500 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:14:26,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340874775] [2023-11-23 21:14:26,502 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 21:14:26,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1060839124] [2023-11-23 21:14:26,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1060839124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:26,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:26,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:14:26,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254234495] [2023-11-23 21:14:26,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:26,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:14:26,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:14:26,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:14:26,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:14:26,577 INFO L87 Difference]: Start difference. First operand has 134 states, 76 states have (on average 1.1973684210526316) internal successors, (91), 77 states have internal predecessors, (91), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2023-11-23 21:14:27,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:27,272 INFO L93 Difference]: Finished difference Result 234 states and 312 transitions. [2023-11-23 21:14:27,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:14:27,281 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 87 [2023-11-23 21:14:27,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:27,291 INFO L225 Difference]: With dead ends: 234 [2023-11-23 21:14:27,292 INFO L226 Difference]: Without dead ends: 132 [2023-11-23 21:14:27,299 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-23 21:14:27,312 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 22 mSDsluCounter, 378 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:27,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 518 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 21:14:27,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-11-23 21:14:27,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2023-11-23 21:14:27,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 75 states have (on average 1.1733333333333333) internal successors, (88), 76 states have internal predecessors, (88), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:14:27,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 167 transitions. [2023-11-23 21:14:27,377 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 167 transitions. Word has length 87 [2023-11-23 21:14:27,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:27,379 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 167 transitions. [2023-11-23 21:14:27,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 3 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2023-11-23 21:14:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 167 transitions. [2023-11-23 21:14:27,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 21:14:27,387 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:27,387 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 3, 2, 2, 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] [2023-11-23 21:14:27,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:27,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:27,614 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:27,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:27,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1973902412, now seen corresponding path program 1 times [2023-11-23 21:14:27,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:27,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949456272] [2023-11-23 21:14:27,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:27,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:27,862 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:27,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [338147140] [2023-11-23 21:14:27,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:27,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:27,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:27,866 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:27,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 21:14:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:28,514 INFO L262 TraceCheckSpWp]: Trace formula consists of 2306 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 21:14:28,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:28,613 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 21:14:28,613 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:28,613 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:14:28,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949456272] [2023-11-23 21:14:28,614 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 21:14:28,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338147140] [2023-11-23 21:14:28,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338147140] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:28,614 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:28,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 21:14:28,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711835616] [2023-11-23 21:14:28,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:28,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 21:14:28,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:14:28,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:14:28,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:14:28,618 INFO L87 Difference]: Start difference. First operand 132 states and 167 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) [2023-11-23 21:14:29,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:29,176 INFO L93 Difference]: Finished difference Result 241 states and 311 transitions. [2023-11-23 21:14:29,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 21:14:29,180 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) Word has length 95 [2023-11-23 21:14:29,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:29,188 INFO L225 Difference]: With dead ends: 241 [2023-11-23 21:14:29,191 INFO L226 Difference]: Without dead ends: 134 [2023-11-23 21:14:29,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:14:29,198 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 39 mSDsluCounter, 623 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 758 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:29,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 758 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:14:29,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-23 21:14:29,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2023-11-23 21:14:29,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 76 states have (on average 1.1710526315789473) internal successors, (89), 78 states have internal predecessors, (89), 40 states have call successors, (40), 16 states have call predecessors, (40), 17 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) [2023-11-23 21:14:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 171 transitions. [2023-11-23 21:14:29,242 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 171 transitions. Word has length 95 [2023-11-23 21:14:29,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:29,244 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 171 transitions. [2023-11-23 21:14:29,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (18), 2 states have call predecessors, (18), 4 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) [2023-11-23 21:14:29,245 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 171 transitions. [2023-11-23 21:14:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 21:14:29,258 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:29,259 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 2, 2, 2, 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] [2023-11-23 21:14:29,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:29,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:29,477 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:29,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:29,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1896970852, now seen corresponding path program 1 times [2023-11-23 21:14:29,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:29,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27318345] [2023-11-23 21:14:29,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:29,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:29,656 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:29,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1941395760] [2023-11-23 21:14:29,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:29,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:29,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:29,658 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:29,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-23 21:14:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:30,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 2438 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:14:30,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2023-11-23 21:14:30,384 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:30,385 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:14:30,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27318345] [2023-11-23 21:14:30,385 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 21:14:30,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1941395760] [2023-11-23 21:14:30,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1941395760] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:30,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:30,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 21:14:30,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028215836] [2023-11-23 21:14:30,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:30,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:14:30,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:14:30,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:14:30,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 21:14:30,389 INFO L87 Difference]: Start difference. First operand 134 states and 171 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 4 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) [2023-11-23 21:14:30,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:30,930 INFO L93 Difference]: Finished difference Result 235 states and 301 transitions. [2023-11-23 21:14:30,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 21:14:30,931 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 4 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) Word has length 104 [2023-11-23 21:14:30,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:30,934 INFO L225 Difference]: With dead ends: 235 [2023-11-23 21:14:30,934 INFO L226 Difference]: Without dead ends: 134 [2023-11-23 21:14:30,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-11-23 21:14:30,936 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 28 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 635 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:30,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 635 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:14:30,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-23 21:14:30,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2023-11-23 21:14:30,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 78 states have internal predecessors, (88), 40 states have call successors, (40), 16 states have call predecessors, (40), 17 states have return successors, (42), 39 states have call predecessors, (42), 39 states have call successors, (42) [2023-11-23 21:14:30,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 170 transitions. [2023-11-23 21:14:30,955 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 170 transitions. Word has length 104 [2023-11-23 21:14:30,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:30,956 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 170 transitions. [2023-11-23 21:14:30,957 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 4 states have call successors, (20), 2 states have call predecessors, (20), 3 states have return successors, (19), 4 states have call predecessors, (19), 4 states have call successors, (19) [2023-11-23 21:14:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 170 transitions. [2023-11-23 21:14:30,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-23 21:14:30,959 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:30,959 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 3, 2, 2, 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] [2023-11-23 21:14:30,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:31,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:31,174 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:31,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:31,175 INFO L85 PathProgramCache]: Analyzing trace with hash 134724575, now seen corresponding path program 1 times [2023-11-23 21:14:31,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:31,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433225463] [2023-11-23 21:14:31,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:31,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:31,315 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:31,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [743347450] [2023-11-23 21:14:31,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:31,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:31,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:31,317 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:31,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:14:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:32,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 2492 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:14:32,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 21:14:32,192 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:32,192 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:14:32,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433225463] [2023-11-23 21:14:32,192 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 21:14:32,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743347450] [2023-11-23 21:14:32,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743347450] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:32,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:32,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 21:14:32,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665895290] [2023-11-23 21:14:32,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:32,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 21:14:32,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:14:32,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 21:14:32,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:14:32,197 INFO L87 Difference]: Start difference. First operand 134 states and 170 transitions. Second operand has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 5 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 5 states have call predecessors, (20), 5 states have call successors, (20) [2023-11-23 21:14:32,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:32,866 INFO L93 Difference]: Finished difference Result 240 states and 306 transitions. [2023-11-23 21:14:32,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:14:32,867 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 5 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 5 states have call predecessors, (20), 5 states have call successors, (20) Word has length 112 [2023-11-23 21:14:32,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:32,869 INFO L225 Difference]: With dead ends: 240 [2023-11-23 21:14:32,869 INFO L226 Difference]: Without dead ends: 134 [2023-11-23 21:14:32,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-23 21:14:32,871 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 42 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 237 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:32,872 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 862 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 237 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-23 21:14:32,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-23 21:14:32,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2023-11-23 21:14:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 78 states have internal predecessors, (88), 40 states have call successors, (40), 16 states have call predecessors, (40), 17 states have return successors, (41), 39 states have call predecessors, (41), 39 states have call successors, (41) [2023-11-23 21:14:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 169 transitions. [2023-11-23 21:14:32,888 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 169 transitions. Word has length 112 [2023-11-23 21:14:32,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:32,889 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 169 transitions. [2023-11-23 21:14:32,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.125) internal successors, (49), 8 states have internal predecessors, (49), 5 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 5 states have call predecessors, (20), 5 states have call successors, (20) [2023-11-23 21:14:32,889 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 169 transitions. [2023-11-23 21:14:32,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-23 21:14:32,891 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:32,891 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2023-11-23 21:14:32,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-23 21:14:33,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:33,110 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:33,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:33,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1392295173, now seen corresponding path program 2 times [2023-11-23 21:14:33,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:33,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293691591] [2023-11-23 21:14:33,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:33,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:33,260 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:33,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1332854610] [2023-11-23 21:14:33,260 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-23 21:14:33,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:33,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:33,262 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:33,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 21:14:33,838 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-23 21:14:33,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 21:14:33,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 1875 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 21:14:33,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-23 21:14:33,882 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:33,883 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:14:33,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293691591] [2023-11-23 21:14:33,883 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 21:14:33,883 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1332854610] [2023-11-23 21:14:33,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1332854610] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:33,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:33,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:14:33,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895576230] [2023-11-23 21:14:33,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:33,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:14:33,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:14:33,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:14:33,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:14:33,886 INFO L87 Difference]: Start difference. First operand 134 states and 169 transitions. Second operand has 5 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-23 21:14:34,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:34,315 INFO L93 Difference]: Finished difference Result 213 states and 267 transitions. [2023-11-23 21:14:34,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:14:34,316 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 121 [2023-11-23 21:14:34,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:34,318 INFO L225 Difference]: With dead ends: 213 [2023-11-23 21:14:34,318 INFO L226 Difference]: Without dead ends: 134 [2023-11-23 21:14:34,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:14:34,320 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:34,321 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 549 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-23 21:14:34,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-23 21:14:34,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2023-11-23 21:14:34,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 78 states have internal predecessors, (88), 40 states have call successors, (40), 16 states have call predecessors, (40), 17 states have return successors, (40), 39 states have call predecessors, (40), 39 states have call successors, (40) [2023-11-23 21:14:34,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 168 transitions. [2023-11-23 21:14:34,335 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 168 transitions. Word has length 121 [2023-11-23 21:14:34,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:34,336 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 168 transitions. [2023-11-23 21:14:34,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 16.0) internal successors, (48), 4 states have internal predecessors, (48), 3 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-23 21:14:34,337 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 168 transitions. [2023-11-23 21:14:34,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 21:14:34,344 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:34,344 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2023-11-23 21:14:34,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:34,569 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:34,569 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:34,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:34,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1851375087, now seen corresponding path program 3 times [2023-11-23 21:14:34,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:34,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425431351] [2023-11-23 21:14:34,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:34,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:34,694 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:34,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [445488033] [2023-11-23 21:14:34,695 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-23 21:14:34,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:34,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:34,696 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:34,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 21:14:35,380 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-23 21:14:35,380 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 21:14:35,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 2756 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:14:35,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:35,481 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-11-23 21:14:35,482 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:14:35,482 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:14:35,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425431351] [2023-11-23 21:14:35,482 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 21:14:35,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [445488033] [2023-11-23 21:14:35,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [445488033] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:14:35,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:14:35,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 21:14:35,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580437301] [2023-11-23 21:14:35,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:14:35,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 21:14:35,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:14:35,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 21:14:35,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 21:14:35,486 INFO L87 Difference]: Start difference. First operand 134 states and 168 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-23 21:14:35,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:14:35,994 INFO L93 Difference]: Finished difference Result 210 states and 260 transitions. [2023-11-23 21:14:35,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:14:35,995 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) Word has length 130 [2023-11-23 21:14:35,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:14:35,997 INFO L225 Difference]: With dead ends: 210 [2023-11-23 21:14:35,997 INFO L226 Difference]: Without dead ends: 132 [2023-11-23 21:14:35,998 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:14:35,999 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 11 mSDsluCounter, 503 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 638 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:14:35,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 638 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 21:14:36,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-11-23 21:14:36,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2023-11-23 21:14:36,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 75 states have (on average 1.1466666666666667) internal successors, (86), 76 states have internal predecessors, (86), 40 states have call successors, (40), 16 states have call predecessors, (40), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-23 21:14:36,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 165 transitions. [2023-11-23 21:14:36,011 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 165 transitions. Word has length 130 [2023-11-23 21:14:36,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:14:36,012 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 165 transitions. [2023-11-23 21:14:36,012 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 4 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-23 21:14:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 165 transitions. [2023-11-23 21:14:36,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-23 21:14:36,014 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:14:36,015 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 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] [2023-11-23 21:14:36,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:14:36,238 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-23 21:14:36,238 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:14:36,238 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:14:36,238 INFO L85 PathProgramCache]: Analyzing trace with hash 2133928853, now seen corresponding path program 1 times [2023-11-23 21:14:36,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:14:36,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678702049] [2023-11-23 21:14:36,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:36,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:14:36,386 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:14:36,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1533530834] [2023-11-23 21:14:36,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:14:36,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:14:36,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:14:36,388 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:14:36,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c9fc77-8350-4a56-ba24-e4e260365298/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-23 21:14:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:14:39,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 388 conjunts are in the unsatisfiable core [2023-11-23 21:14:39,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:14:39,314 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-23 21:14:39,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-23 21:14:40,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 21:14:40,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-23 21:14:40,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-11-23 21:14:40,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 21:15:01,747 WARN L854 $PredicateComparison]: unable to prove that (and (<= 1 |c_#StackHeapBarrier|) (or (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#valid| (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0)) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse0 (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|))) (and (= |c_#valid| (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| .cse0) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| .cse0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse1 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (and (= |c_#valid| (store .cse1 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select (store .cse1 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_11 Int)) (let ((.cse2 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0))) (and (= |c_#valid| (store .cse2 v_prenex_11 (select |c_#valid| v_prenex_11))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))) (= (select .cse2 v_prenex_11) 0)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse3 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (.cse4 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse3 v_prenex_13 (select (store (store .cse3 v_prenex_13 v_prenex_14) v_prenex_12 .cse4) v_prenex_13)) v_prenex_12) 0) (= |c_#valid| (store (store .cse3 v_prenex_12 .cse4) v_prenex_13 (select |c_#valid| v_prenex_13))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_13 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse5 (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (.cse6 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse5 v_prenex_13) 0) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse5 v_prenex_13 (select (store (store .cse5 v_prenex_13 v_prenex_14) v_prenex_12 .cse6) v_prenex_13)) v_prenex_12) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse5 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_12)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_13)) (= |c_#valid| (store (store .cse5 v_prenex_12 .cse6) v_prenex_13 (select |c_#valid| v_prenex_13)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_15 Int)) (let ((.cse7 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (= (select .cse7 v_prenex_15) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_15 (select |c_#memory_$Pointer$.base| v_prenex_15))) (= |c_#valid| (store .cse7 v_prenex_15 (select |c_#valid| v_prenex_15)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_13 Int)) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) v_prenex_13) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_11 Int) (v_DerPreprocessor_3 Int)) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#valid| v_prenex_11))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_11 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int)) (let ((.cse8 (select |c_#valid| v_prenex_12))) (and (= |c_#valid| (store (store |c_old(#valid)| v_prenex_12 .cse8) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse8) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int)) (let ((.cse9 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0)) (.cse10 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse9 v_prenex_13) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= |c_#valid| (store (store .cse9 v_prenex_12 .cse10) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store .cse9 v_prenex_13 (select (store (store .cse9 v_prenex_13 v_prenex_14) v_prenex_12 .cse10) v_prenex_13)) v_prenex_12) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_9 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse14 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (let ((.cse11 (store (store |c_old(#valid)| v_prenex_12 v_DerPreprocessor_9) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse14)) (.cse12 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse14)) (.cse13 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse11 v_prenex_13) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_12 (select .cse11 v_prenex_12)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse12 v_prenex_12 .cse13) v_prenex_13 (select |c_#valid| v_prenex_13))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store .cse11 v_prenex_13 (select (store (store .cse12 v_prenex_13 v_prenex_14) v_prenex_12 .cse13) v_prenex_13)) v_prenex_12) 0))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_10 Int)) (let ((.cse15 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (let ((.cse16 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (.cse17 (store .cse15 |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_10))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse15 |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse16) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select .cse17 v_prenex_13) 0) (= (select (store .cse17 v_prenex_13 (select (store (store .cse15 v_prenex_13 v_prenex_14) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse16) v_prenex_13)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse17 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_13)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_3 Int)) (let ((.cse19 (select |c_#valid| v_prenex_12)) (.cse18 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse19) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (= |c_#valid| (store (store .cse18 v_prenex_12 .cse19) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_12)) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_11 Int) (v_DerPreprocessor_3 Int)) (let ((.cse20 (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_11)) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse20 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= |c_#valid| (store .cse20 v_prenex_11 (select |c_#valid| v_prenex_11))) (= (select .cse20 v_prenex_11) 0) (not (= v_prenex_11 |v_aws_array_list_is_valid_~#required_size~0.base_17|))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_16 Int) (|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse22 (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) (.cse21 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse21 |v___CPROVER_overflow_mult_~#c~1.base_30| .cse22) v_prenex_16 (select |c_#valid| v_prenex_16))) (= (select (store .cse21 v_prenex_16 (select (store (store .cse21 v_prenex_16 v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| .cse22) v_prenex_16)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= (select .cse21 v_prenex_16) 0) (not (= v_prenex_16 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_16 (select |c_#memory_$Pointer$.base| v_prenex_16)) |c_#memory_$Pointer$.base|)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_10 Int)) (let ((.cse23 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse23) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_10) v_prenex_13 (select (store (store |c_old(#valid)| v_prenex_13 v_prenex_14) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse23) v_prenex_13)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_13 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13) 0)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_3 Int)) (let ((.cse26 (store |c_old(#valid)| v_prenex_12 v_DerPreprocessor_9))) (let ((.cse24 (select (store .cse26 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) v_prenex_12)) (.cse25 (select |c_#valid| v_prenex_12))) (and (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_12 .cse24) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (= |c_#valid| (store (store |c_old(#valid)| v_prenex_12 .cse25) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= .cse24 v_DerPreprocessor_9) (= (select (store .cse26 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse25) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0))))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_16 Int) (v_DerPreprocessor_12 Int) (v_DerPreprocessor_3 Int)) (let ((.cse27 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (.cse28 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_12))) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse27) v_prenex_16 (select |c_#valid| v_prenex_16))) (= (select (store .cse28 v_prenex_16 (select (store (store |c_old(#valid)| v_prenex_16 v_DerPreprocessor_3) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse27) v_prenex_16)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= (select .cse28 v_prenex_16) 0) (= (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_16 (select |c_#memory_$Pointer$.base| v_prenex_16)) |c_#memory_$Pointer$.base|)))))))) is different from false [2023-11-23 21:15:06,701 WARN L854 $PredicateComparison]: unable to prove that (and |c_aws_priority_queue_is_valid_aws_priority_queue_backpointers_valid_#t~short685#1| (<= 1 |c_#StackHeapBarrier|) (or (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#valid| (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0)) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse0 (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|))) (and (= |c_#valid| (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| .cse0) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| .cse0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse1 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (and (= |c_#valid| (store .cse1 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select (store .cse1 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_11 Int)) (let ((.cse2 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0))) (and (= |c_#valid| (store .cse2 v_prenex_11 (select |c_#valid| v_prenex_11))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))) (= (select .cse2 v_prenex_11) 0)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse3 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (.cse4 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse3 v_prenex_13 (select (store (store .cse3 v_prenex_13 v_prenex_14) v_prenex_12 .cse4) v_prenex_13)) v_prenex_12) 0) (= |c_#valid| (store (store .cse3 v_prenex_12 .cse4) v_prenex_13 (select |c_#valid| v_prenex_13))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_13 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse5 (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (.cse6 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse5 v_prenex_13) 0) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse5 v_prenex_13 (select (store (store .cse5 v_prenex_13 v_prenex_14) v_prenex_12 .cse6) v_prenex_13)) v_prenex_12) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse5 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_12)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_13)) (= |c_#valid| (store (store .cse5 v_prenex_12 .cse6) v_prenex_13 (select |c_#valid| v_prenex_13)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_15 Int)) (let ((.cse7 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (= (select .cse7 v_prenex_15) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_15 (select |c_#memory_$Pointer$.base| v_prenex_15))) (= |c_#valid| (store .cse7 v_prenex_15 (select |c_#valid| v_prenex_15)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_13 Int)) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) v_prenex_13) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_11 Int) (v_DerPreprocessor_3 Int)) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#valid| v_prenex_11))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_11 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int)) (let ((.cse8 (select |c_#valid| v_prenex_12))) (and (= |c_#valid| (store (store |c_old(#valid)| v_prenex_12 .cse8) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse8) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int)) (let ((.cse9 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0)) (.cse10 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse9 v_prenex_13) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= |c_#valid| (store (store .cse9 v_prenex_12 .cse10) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store .cse9 v_prenex_13 (select (store (store .cse9 v_prenex_13 v_prenex_14) v_prenex_12 .cse10) v_prenex_13)) v_prenex_12) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_9 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse14 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (let ((.cse11 (store (store |c_old(#valid)| v_prenex_12 v_DerPreprocessor_9) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse14)) (.cse12 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse14)) (.cse13 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse11 v_prenex_13) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_12 (select .cse11 v_prenex_12)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse12 v_prenex_12 .cse13) v_prenex_13 (select |c_#valid| v_prenex_13))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store .cse11 v_prenex_13 (select (store (store .cse12 v_prenex_13 v_prenex_14) v_prenex_12 .cse13) v_prenex_13)) v_prenex_12) 0))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_10 Int)) (let ((.cse15 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (let ((.cse16 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (.cse17 (store .cse15 |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_10))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse15 |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse16) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select .cse17 v_prenex_13) 0) (= (select (store .cse17 v_prenex_13 (select (store (store .cse15 v_prenex_13 v_prenex_14) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse16) v_prenex_13)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse17 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_13)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_3 Int)) (let ((.cse19 (select |c_#valid| v_prenex_12)) (.cse18 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse19) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (= |c_#valid| (store (store .cse18 v_prenex_12 .cse19) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_12)) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_11 Int) (v_DerPreprocessor_3 Int)) (let ((.cse20 (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_11)) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse20 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= |c_#valid| (store .cse20 v_prenex_11 (select |c_#valid| v_prenex_11))) (= (select .cse20 v_prenex_11) 0) (not (= v_prenex_11 |v_aws_array_list_is_valid_~#required_size~0.base_17|))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_16 Int) (|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse22 (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) (.cse21 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse21 |v___CPROVER_overflow_mult_~#c~1.base_30| .cse22) v_prenex_16 (select |c_#valid| v_prenex_16))) (= (select (store .cse21 v_prenex_16 (select (store (store .cse21 v_prenex_16 v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| .cse22) v_prenex_16)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= (select .cse21 v_prenex_16) 0) (not (= v_prenex_16 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_16 (select |c_#memory_$Pointer$.base| v_prenex_16)) |c_#memory_$Pointer$.base|)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_10 Int)) (let ((.cse23 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse23) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_10) v_prenex_13 (select (store (store |c_old(#valid)| v_prenex_13 v_prenex_14) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse23) v_prenex_13)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_13 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13) 0)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_3 Int)) (let ((.cse26 (store |c_old(#valid)| v_prenex_12 v_DerPreprocessor_9))) (let ((.cse24 (select (store .cse26 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) v_prenex_12)) (.cse25 (select |c_#valid| v_prenex_12))) (and (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_12 .cse24) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (= |c_#valid| (store (store |c_old(#valid)| v_prenex_12 .cse25) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= .cse24 v_DerPreprocessor_9) (= (select (store .cse26 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse25) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0))))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_16 Int) (v_DerPreprocessor_12 Int) (v_DerPreprocessor_3 Int)) (let ((.cse27 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (.cse28 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_12))) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse27) v_prenex_16 (select |c_#valid| v_prenex_16))) (= (select (store .cse28 v_prenex_16 (select (store (store |c_old(#valid)| v_prenex_16 v_DerPreprocessor_3) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse27) v_prenex_16)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= (select .cse28 v_prenex_16) 0) (= (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_16 (select |c_#memory_$Pointer$.base| v_prenex_16)) |c_#memory_$Pointer$.base|)))))))) is different from false [2023-11-23 21:15:10,097 WARN L854 $PredicateComparison]: unable to prove that (and (= |c_aws_priority_queue_is_valid_aws_priority_queue_backpointers_valid_#res#1| 1) (<= 1 |c_#StackHeapBarrier|) (or (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#valid| (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0)) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse0 (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|))) (and (= |c_#valid| (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| .cse0) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| .cse0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse1 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (and (= |c_#valid| (store .cse1 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select (store .cse1 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_11 Int)) (let ((.cse2 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0))) (and (= |c_#valid| (store .cse2 v_prenex_11 (select |c_#valid| v_prenex_11))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))) (= (select .cse2 v_prenex_11) 0)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse3 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (.cse4 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse3 v_prenex_13 (select (store (store .cse3 v_prenex_13 v_prenex_14) v_prenex_12 .cse4) v_prenex_13)) v_prenex_12) 0) (= |c_#valid| (store (store .cse3 v_prenex_12 .cse4) v_prenex_13 (select |c_#valid| v_prenex_13))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_13 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse5 (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (.cse6 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse5 v_prenex_13) 0) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse5 v_prenex_13 (select (store (store .cse5 v_prenex_13 v_prenex_14) v_prenex_12 .cse6) v_prenex_13)) v_prenex_12) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse5 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_12)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_13)) (= |c_#valid| (store (store .cse5 v_prenex_12 .cse6) v_prenex_13 (select |c_#valid| v_prenex_13)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_15 Int)) (let ((.cse7 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (= (select .cse7 v_prenex_15) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_15 (select |c_#memory_$Pointer$.base| v_prenex_15))) (= |c_#valid| (store .cse7 v_prenex_15 (select |c_#valid| v_prenex_15)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_13 Int)) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) v_prenex_13) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_11 Int) (v_DerPreprocessor_3 Int)) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#valid| v_prenex_11))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_11 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int)) (let ((.cse8 (select |c_#valid| v_prenex_12))) (and (= |c_#valid| (store (store |c_old(#valid)| v_prenex_12 .cse8) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse8) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_prenex_13 Int)) (let ((.cse9 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| 0)) (.cse10 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse9 v_prenex_13) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= |c_#valid| (store (store .cse9 v_prenex_12 .cse10) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store .cse9 v_prenex_13 (select (store (store .cse9 v_prenex_13 v_prenex_14) v_prenex_12 .cse10) v_prenex_13)) v_prenex_12) 0)))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_9 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int)) (let ((.cse14 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (let ((.cse11 (store (store |c_old(#valid)| v_prenex_12 v_DerPreprocessor_9) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse14)) (.cse12 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse14)) (.cse13 (select |c_#valid| v_prenex_12))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select .cse11 v_prenex_13) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_12 (select .cse11 v_prenex_12)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (not (= v_prenex_12 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse12 v_prenex_12 .cse13) v_prenex_13 (select |c_#valid| v_prenex_13))) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store .cse11 v_prenex_13 (select (store (store .cse12 v_prenex_13 v_prenex_14) v_prenex_12 .cse13) v_prenex_13)) v_prenex_12) 0))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_10 Int)) (let ((.cse15 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (let ((.cse16 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (.cse17 (store .cse15 |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_10))) (and (not (= v_prenex_13 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse15 |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse16) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select .cse17 v_prenex_13) 0) (= (select (store .cse17 v_prenex_13 (select (store (store .cse15 v_prenex_13 v_prenex_14) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse16) v_prenex_13)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse17 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_13)))))))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_3 Int)) (let ((.cse19 (select |c_#valid| v_prenex_12)) (.cse18 (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (select (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse19) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (= |c_#valid| (store (store .cse18 v_prenex_12 .cse19) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_12)) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select (store .cse18 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0)))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_prenex_11 Int) (v_DerPreprocessor_3 Int)) (let ((.cse20 (store (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_30| (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| v_prenex_11)) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_11 (select |c_#memory_$Pointer$.base| v_prenex_11))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| (select .cse20 |v___CPROVER_overflow_mult_~#c~1.base_30|)) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= |c_#valid| (store .cse20 v_prenex_11 (select |c_#valid| v_prenex_11))) (= (select .cse20 v_prenex_11) 0) (not (= v_prenex_11 |v_aws_array_list_is_valid_~#required_size~0.base_17|))))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_16 Int) (|v___CPROVER_overflow_mult_~#c~1.base_30| Int) (v_DerPreprocessor_3 Int)) (let ((.cse22 (select |c_#valid| |v___CPROVER_overflow_mult_~#c~1.base_30|)) (.cse21 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (and (not (= |v___CPROVER_overflow_mult_~#c~1.base_30| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= |c_#valid| (store (store .cse21 |v___CPROVER_overflow_mult_~#c~1.base_30| .cse22) v_prenex_16 (select |c_#valid| v_prenex_16))) (= (select (store .cse21 v_prenex_16 (select (store (store .cse21 v_prenex_16 v_DerPreprocessor_3) |v___CPROVER_overflow_mult_~#c~1.base_30| .cse22) v_prenex_16)) |v___CPROVER_overflow_mult_~#c~1.base_30|) 0) (= (select .cse21 v_prenex_16) 0) (not (= v_prenex_16 |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (= (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_16 (select |c_#memory_$Pointer$.base| v_prenex_16)) |c_#memory_$Pointer$.base|)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_14 Int) (v_prenex_13 Int) (v_DerPreprocessor_3 Int) (v_DerPreprocessor_10 Int)) (let ((.cse23 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse23) v_prenex_13 (select |c_#valid| v_prenex_13))) (= (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_10) v_prenex_13 (select (store (store |c_old(#valid)| v_prenex_13 v_prenex_14) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse23) v_prenex_13)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= |c_#memory_$Pointer$.base| (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13 (select |c_#memory_$Pointer$.base| v_prenex_13))) (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_13 0) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_13) 0)))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (exists ((v_prenex_12 Int) (v_prenex_14 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_3 Int)) (let ((.cse26 (store |c_old(#valid)| v_prenex_12 v_DerPreprocessor_9))) (let ((.cse24 (select (store .cse26 |v_aws_array_list_is_valid_~#required_size~0.base_17| 0) v_prenex_12)) (.cse25 (select |c_#valid| v_prenex_12))) (and (= (select (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_3) v_prenex_12 .cse24) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0) (= |c_#valid| (store (store |c_old(#valid)| v_prenex_12 .cse25) |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= .cse24 v_DerPreprocessor_9) (= (select (store .cse26 |v_aws_array_list_is_valid_~#required_size~0.base_17| (select (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_prenex_14) v_prenex_12 .cse25) |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_12) 0))))) (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|))) (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_17| Int)) (and (= 0 (select |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (exists ((v_prenex_16 Int) (v_DerPreprocessor_12 Int) (v_DerPreprocessor_3 Int)) (let ((.cse27 (select |c_#valid| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) (.cse28 (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| v_DerPreprocessor_12))) (and (= |c_#valid| (store (store |c_old(#valid)| |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse27) v_prenex_16 (select |c_#valid| v_prenex_16))) (= (select (store .cse28 v_prenex_16 (select (store (store |c_old(#valid)| v_prenex_16 v_DerPreprocessor_3) |v_aws_array_list_is_valid_~#required_size~0.base_17| .cse27) v_prenex_16)) |v_aws_array_list_is_valid_~#required_size~0.base_17|) 0) (= (select .cse28 v_prenex_16) 0) (= (store (store |c_old(#memory_$Pointer$.base)| |v_aws_array_list_is_valid_~#required_size~0.base_17| (select |c_#memory_$Pointer$.base| |v_aws_array_list_is_valid_~#required_size~0.base_17|)) v_prenex_16 (select |c_#memory_$Pointer$.base| v_prenex_16)) |c_#memory_$Pointer$.base|)))))))) is different from false