./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e7fbc69 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_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6f838ff631dd7d907eee223e4bc065b6ce71a3dd1969d0a88cef9ccdcf3b54d1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 13:51:49,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:51:49,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:51:49,279 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:51:49,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:51:49,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:51:49,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:51:49,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:51:49,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:51:49,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:51:49,287 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:51:49,289 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:51:49,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:51:49,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:51:49,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:51:49,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:51:49,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:51:49,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:51:49,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:51:49,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:51:49,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:51:49,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:51:49,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:51:49,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:51:49,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:51:49,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:51:49,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:51:49,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:51:49,310 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:51:49,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:51:49,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:51:49,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:51:49,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:51:49,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:51:49,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:51:49,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:51:49,317 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:51:49,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:51:49,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:51:49,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:51:49,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:51:49,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-23 13:51:49,343 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:51:49,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:51:49,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:51:49,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:51:49,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:51:49,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:51:49,346 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:51:49,346 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:51:49,346 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:51:49,346 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:51:49,347 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:51:49,347 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:51:49,347 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:51:49,348 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:51:49,348 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:51:49,348 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:51:49,348 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:51:49,349 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:51:49,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:51:49,350 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 13:51:49,350 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:51:49,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:51:49,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:51:49,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:51:49,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:51:49,351 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-23 13:51:49,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:51:49,352 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:51:49,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:51:49,353 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:51:49,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:51:49,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:51:49,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:51:49,354 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:51:49,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:51:49,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:51:49,355 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:51:49,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:51:49,355 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:51:49,355 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:51:49,356 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f838ff631dd7d907eee223e4bc065b6ce71a3dd1969d0a88cef9ccdcf3b54d1 [2022-11-23 13:51:49,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:51:49,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:51:49,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:51:49,606 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:51:49,607 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:51:49,608 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i [2022-11-23 13:51:52,700 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:51:53,265 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:51:53,267 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i [2022-11-23 13:51:53,311 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/data/383056eec/7afdcc16289d42f8bce440197961b658/FLAGb9cc43728 [2022-11-23 13:51:53,331 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/data/383056eec/7afdcc16289d42f8bce440197961b658 [2022-11-23 13:51:53,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:51:53,337 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:51:53,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:51:53,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:51:53,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:51:53,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:53" (1/1) ... [2022-11-23 13:51:53,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71e662de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:53, skipping insertion in model container [2022-11-23 13:51:53,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:51:53" (1/1) ... [2022-11-23 13:51:53,357 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:51:53,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:51:53,779 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i[4493,4506] [2022-11-23 13:51:53,783 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i[4553,4566] [2022-11-23 13:51:54,824 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 13:51:54,928 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,928 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,929 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,930 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,931 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,948 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,949 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,951 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,952 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,954 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,955 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,955 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:54,956 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,465 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 13:51:55,466 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 13:51:55,467 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 13:51:55,468 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 13:51:55,470 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 13:51:55,471 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 13:51:55,472 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 13:51:55,472 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 13:51:55,473 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 13:51:55,474 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 13:51:55,685 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,685 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,692 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,699 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:51:55,838 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 13:51:55,852 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i[4493,4506] [2022-11-23 13:51:55,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i[4553,4566] [2022-11-23 13:51:55,940 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 13:51:55,970 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,975 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,976 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,976 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,991 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,998 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:55,999 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,000 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,001 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,002 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,002 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,003 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,004 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,087 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 13:51:56,095 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 13:51:56,098 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 13:51:56,099 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 13:51:56,099 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 13:51:56,101 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 13:51:56,101 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 13:51:56,102 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 13:51:56,102 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 13:51:56,103 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 13:51:56,156 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,166 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,172 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,177 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 13:51:56,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:51:56,447 INFO L208 MainTranslator]: Completed translation [2022-11-23 13:51:56,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56 WrapperNode [2022-11-23 13:51:56,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:51:56,450 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 13:51:56,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 13:51:56,451 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 13:51:56,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,609 INFO L138 Inliner]: procedures = 691, calls = 1681, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 650 [2022-11-23 13:51:56,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 13:51:56,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 13:51:56,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 13:51:56,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 13:51:56,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,645 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,719 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,743 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 13:51:56,744 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 13:51:56,744 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 13:51:56,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 13:51:56,745 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (1/1) ... [2022-11-23 13:51:56,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:51:56,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:51:56,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 13:51:56,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 13:51:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 13:51:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-23 13:51:56,830 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-23 13:51:56,830 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-23 13:51:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-23 13:51:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-23 13:51:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-23 13:51:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 13:51:56,831 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-23 13:51:56,831 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-23 13:51:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 13:51:56,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 13:51:56,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 13:51:56,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 13:51:56,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 13:51:56,833 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2022-11-23 13:51:56,833 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2022-11-23 13:51:56,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 13:51:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 13:51:56,835 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-23 13:51:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-23 13:51:56,835 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-23 13:51:56,835 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-23 13:51:56,835 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-23 13:51:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-23 13:51:56,836 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 13:51:56,836 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 13:51:56,837 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-11-23 13:51:56,838 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-11-23 13:51:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 13:51:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 13:51:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 13:51:56,838 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2022-11-23 13:51:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2022-11-23 13:51:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-23 13:51:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-23 13:51:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-23 13:51:56,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-23 13:51:56,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 13:51:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-23 13:51:56,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-23 13:51:56,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 13:51:57,208 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 13:51:57,216 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 13:51:58,581 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 13:51:58,772 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 13:51:58,772 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 13:51:58,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:51:58 BoogieIcfgContainer [2022-11-23 13:51:58,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 13:51:58,777 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 13:51:58,778 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 13:51:58,781 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 13:51:58,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:51:53" (1/3) ... [2022-11-23 13:51:58,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78033055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:51:58, skipping insertion in model container [2022-11-23 13:51:58,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:51:56" (2/3) ... [2022-11-23 13:51:58,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78033055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:51:58, skipping insertion in model container [2022-11-23 13:51:58,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:51:58" (3/3) ... [2022-11-23 13:51:58,784 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_swap_harness.i [2022-11-23 13:51:58,803 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 13:51:58,804 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-23 13:51:58,881 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 13:51:58,894 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=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@34cbabd3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 13:51:58,894 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-23 13:51:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 72 states have (on average 1.1388888888888888) internal successors, (82), 74 states have internal predecessors, (82), 61 states have call successors, (61), 15 states have call predecessors, (61), 15 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2022-11-23 13:51:58,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-23 13:51:58,916 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:51:58,918 INFO L195 NwaCegarLoop]: trace histogram [22, 14, 14, 14, 6, 4, 4, 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, 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] [2022-11-23 13:51:58,918 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-23 13:51:58,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:51:58,927 INFO L85 PathProgramCache]: Analyzing trace with hash -710291886, now seen corresponding path program 1 times [2022-11-23 13:51:58,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:51:58,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445466239] [2022-11-23 13:51:58,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:51:58,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:51:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:51:59,594 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:51:59,594 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445466239] [2022-11-23 13:51:59,595 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-23 13:51:59,595 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989465583] [2022-11-23 13:51:59,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:51:59,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:51:59,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:51:59,599 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:51:59,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 13:52:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:52:00,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 2884 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-23 13:52:00,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:52:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2022-11-23 13:52:00,524 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:52:00,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [989465583] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:52:00,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:52:00,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-23 13:52:00,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565454383] [2022-11-23 13:52:00,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:52:00,538 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 13:52:00,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:52:00,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 13:52:00,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 13:52:00,594 INFO L87 Difference]: Start difference. First operand has 151 states, 72 states have (on average 1.1388888888888888) internal successors, (82), 74 states have internal predecessors, (82), 61 states have call successors, (61), 15 states have call predecessors, (61), 15 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) Second operand has 2 states, 1 states have (on average 35.0) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-11-23 13:52:00,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:52:00,748 INFO L93 Difference]: Finished difference Result 151 states and 204 transitions. [2022-11-23 13:52:00,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 13:52:00,750 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 35.0) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 219 [2022-11-23 13:52:00,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:52:00,757 INFO L225 Difference]: With dead ends: 151 [2022-11-23 13:52:00,757 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 13:52:00,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 13:52:00,765 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 13:52:00,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 181 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 13:52:00,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 13:52:00,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 13:52:00,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:52:00,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 13:52:00,791 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2022-11-23 13:52:00,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:52:00,791 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 13:52:00,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 35.0) internal successors, (35), 2 states have internal predecessors, (35), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2022-11-23 13:52:00,792 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 13:52:00,792 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 13:52:00,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-23 13:52:00,795 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-23 13:52:00,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 13:52:01,005 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-23 13:52:01,007 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 13:52:01,125 INFO L902 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: true [2022-11-23 13:52:01,125 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2022-11-23 13:52:01,125 INFO L902 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: true [2022-11-23 13:52:01,125 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2022-11-23 13:52:01,125 INFO L899 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2022-11-23 13:52:01,125 INFO L902 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2022-11-23 13:52:01,126 INFO L899 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2022-11-23 13:52:01,126 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2022-11-23 13:52:01,126 INFO L899 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2022-11-23 13:52:01,126 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2022-11-23 13:52:01,126 INFO L902 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: true [2022-11-23 13:52:01,126 INFO L902 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: true [2022-11-23 13:52:01,127 INFO L899 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2022-11-23 13:52:01,127 INFO L899 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2022-11-23 13:52:01,127 INFO L899 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2022-11-23 13:52:01,127 INFO L902 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: true [2022-11-23 13:52:01,128 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2022-11-23 13:52:01,128 INFO L902 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: true [2022-11-23 13:52:01,129 INFO L899 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2022-11-23 13:52:01,129 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2022-11-23 13:52:01,129 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2022-11-23 13:52:01,129 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: true [2022-11-23 13:52:01,129 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2022-11-23 13:52:01,129 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2022-11-23 13:52:01,129 INFO L902 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: true [2022-11-23 13:52:01,130 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2022-11-23 13:52:01,130 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2022-11-23 13:52:01,130 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-11-23 13:52:01,130 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-11-23 13:52:01,130 INFO L902 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: true [2022-11-23 13:52:01,130 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2022-11-23 13:52:01,130 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2022-11-23 13:52:01,131 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2022-11-23 13:52:01,131 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2022-11-23 13:52:01,131 INFO L902 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: true [2022-11-23 13:52:01,131 INFO L902 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2022-11-23 13:52:01,131 INFO L899 garLoopResultBuilder]: For program point L7387-1(lines 7387 7391) no Hoare annotation was computed. [2022-11-23 13:52:01,131 INFO L902 garLoopResultBuilder]: At program point L7389-1(line 7389) the Hoare annotation is: true [2022-11-23 13:52:01,132 INFO L902 garLoopResultBuilder]: At program point L7389(line 7389) the Hoare annotation is: true [2022-11-23 13:52:01,132 INFO L899 garLoopResultBuilder]: For program point L7383(lines 7375 7393) no Hoare annotation was computed. [2022-11-23 13:52:01,132 INFO L902 garLoopResultBuilder]: At program point L7380(lines 7380 7382) the Hoare annotation is: true [2022-11-23 13:52:01,132 INFO L899 garLoopResultBuilder]: For program point memcpy_implEXIT(lines 7375 7393) no Hoare annotation was computed. [2022-11-23 13:52:01,132 INFO L902 garLoopResultBuilder]: At program point L7376-1(line 7376) the Hoare annotation is: true [2022-11-23 13:52:01,132 INFO L902 garLoopResultBuilder]: At program point L7376(line 7376) the Hoare annotation is: true [2022-11-23 13:52:01,133 INFO L902 garLoopResultBuilder]: At program point memcpy_implENTRY(lines 7375 7393) the Hoare annotation is: true [2022-11-23 13:52:01,133 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2022-11-23 13:52:01,133 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2022-11-23 13:52:01,133 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2022-11-23 13:52:01,133 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2022-11-23 13:52:01,134 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2022-11-23 13:52:01,134 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2022-11-23 13:52:01,135 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2022-11-23 13:52:01,135 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2022-11-23 13:52:01,135 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2022-11-23 13:52:01,135 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2022-11-23 13:52:01,139 INFO L899 garLoopResultBuilder]: For program point L3521(lines 3521 3525) no Hoare annotation was computed. [2022-11-23 13:52:01,139 INFO L899 garLoopResultBuilder]: For program point L3523-2(line 3523) no Hoare annotation was computed. [2022-11-23 13:52:01,139 INFO L902 garLoopResultBuilder]: At program point L3518(lines 3518 3520) the Hoare annotation is: true [2022-11-23 13:52:01,140 INFO L902 garLoopResultBuilder]: At program point L3517-1(line 3517) the Hoare annotation is: true [2022-11-23 13:52:01,140 INFO L902 garLoopResultBuilder]: At program point L3517(line 3517) the Hoare annotation is: true [2022-11-23 13:52:01,141 INFO L902 garLoopResultBuilder]: At program point L3518-1(lines 3518 3520) the Hoare annotation is: true [2022-11-23 13:52:01,144 INFO L899 garLoopResultBuilder]: For program point L3517-2(line 3517) no Hoare annotation was computed. [2022-11-23 13:52:01,145 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_at_ptrEXIT(lines 3515 3528) no Hoare annotation was computed. [2022-11-23 13:52:01,147 INFO L902 garLoopResultBuilder]: At program point aws_array_list_get_at_ptrENTRY(lines 3515 3528) the Hoare annotation is: true [2022-11-23 13:52:01,147 INFO L902 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2022-11-23 13:52:01,148 INFO L899 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2022-11-23 13:52:01,148 INFO L902 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2022-11-23 13:52:01,149 INFO L899 garLoopResultBuilder]: For program point L3526-2(line 3526) no Hoare annotation was computed. [2022-11-23 13:52:01,149 INFO L902 garLoopResultBuilder]: At program point L3526-1(line 3526) the Hoare annotation is: true [2022-11-23 13:52:01,149 INFO L902 garLoopResultBuilder]: At program point L3523-1(line 3523) the Hoare annotation is: true [2022-11-23 13:52:01,149 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_at_ptrFINAL(lines 3515 3528) no Hoare annotation was computed. [2022-11-23 13:52:01,149 INFO L902 garLoopResultBuilder]: At program point L3523(line 3523) the Hoare annotation is: true [2022-11-23 13:52:01,149 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-11-23 13:52:01,149 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-11-23 13:52:01,150 INFO L902 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2022-11-23 13:52:01,150 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-11-23 13:52:01,150 INFO L902 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7395 7397) the Hoare annotation is: true [2022-11-23 13:52:01,150 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7395 7397) no Hoare annotation was computed. [2022-11-23 13:52:01,150 INFO L899 garLoopResultBuilder]: For program point L7396-1(line 7396) no Hoare annotation was computed. [2022-11-23 13:52:01,150 INFO L902 garLoopResultBuilder]: At program point L7396(line 7396) the Hoare annotation is: true [2022-11-23 13:52:01,150 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2022-11-23 13:52:01,151 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2022-11-23 13:52:01,151 INFO L902 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: true [2022-11-23 13:52:01,151 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-11-23 13:52:01,151 INFO L899 garLoopResultBuilder]: For program point L7579-1(line 7579) no Hoare annotation was computed. [2022-11-23 13:52:01,151 INFO L902 garLoopResultBuilder]: At program point L7579(line 7579) the Hoare annotation is: true [2022-11-23 13:52:01,151 INFO L899 garLoopResultBuilder]: For program point L7992-2(line 7992) no Hoare annotation was computed. [2022-11-23 13:52:01,151 INFO L902 garLoopResultBuilder]: At program point L7992-1(line 7992) the Hoare annotation is: true [2022-11-23 13:52:01,151 INFO L899 garLoopResultBuilder]: For program point L7608-1(line 7608) no Hoare annotation was computed. [2022-11-23 13:52:01,152 INFO L902 garLoopResultBuilder]: At program point L7992(line 7992) the Hoare annotation is: true [2022-11-23 13:52:01,152 INFO L902 garLoopResultBuilder]: At program point L7608(line 7608) the Hoare annotation is: true [2022-11-23 13:52:01,152 INFO L899 garLoopResultBuilder]: For program point L7988-2(line 7988) no Hoare annotation was computed. [2022-11-23 13:52:01,152 INFO L902 garLoopResultBuilder]: At program point L7988-1(line 7988) the Hoare annotation is: true [2022-11-23 13:52:01,152 INFO L902 garLoopResultBuilder]: At program point L7988(line 7988) the Hoare annotation is: true [2022-11-23 13:52:01,152 INFO L902 garLoopResultBuilder]: At program point L7592(lines 7592 7611) the Hoare annotation is: true [2022-11-23 13:52:01,152 INFO L899 garLoopResultBuilder]: For program point L7588-1(line 7588) no Hoare annotation was computed. [2022-11-23 13:52:01,153 INFO L902 garLoopResultBuilder]: At program point L7588(line 7588) the Hoare annotation is: true [2022-11-23 13:52:01,153 INFO L899 garLoopResultBuilder]: For program point L8005-1(line 8005) no Hoare annotation was computed. [2022-11-23 13:52:01,153 INFO L902 garLoopResultBuilder]: At program point L8005(line 8005) the Hoare annotation is: true [2022-11-23 13:52:01,153 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 7586) no Hoare annotation was computed. [2022-11-23 13:52:01,153 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-23 13:52:01,153 INFO L899 garLoopResultBuilder]: For program point L7580-1(line 7580) no Hoare annotation was computed. [2022-11-23 13:52:01,153 INFO L902 garLoopResultBuilder]: At program point L7580(line 7580) the Hoare annotation is: true [2022-11-23 13:52:01,154 INFO L899 garLoopResultBuilder]: For program point L7993-2(line 7993) no Hoare annotation was computed. [2022-11-23 13:52:01,154 INFO L902 garLoopResultBuilder]: At program point L7993-1(line 7993) the Hoare annotation is: true [2022-11-23 13:52:01,154 INFO L902 garLoopResultBuilder]: At program point L7993(line 7993) the Hoare annotation is: true [2022-11-23 13:52:01,154 INFO L902 garLoopResultBuilder]: At program point L7572-1(line 7572) the Hoare annotation is: true [2022-11-23 13:52:01,154 INFO L902 garLoopResultBuilder]: At program point L7989-1(line 7989) the Hoare annotation is: true [2022-11-23 13:52:01,154 INFO L902 garLoopResultBuilder]: At program point L7572(line 7572) the Hoare annotation is: true [2022-11-23 13:52:01,154 INFO L902 garLoopResultBuilder]: At program point L7989(line 7989) the Hoare annotation is: true [2022-11-23 13:52:01,155 INFO L899 garLoopResultBuilder]: For program point L7597(lines 7597 7600) no Hoare annotation was computed. [2022-11-23 13:52:01,155 INFO L902 garLoopResultBuilder]: At program point L8006(line 8006) the Hoare annotation is: true [2022-11-23 13:52:01,155 INFO L899 garLoopResultBuilder]: For program point L7593-1(line 7593) no Hoare annotation was computed. [2022-11-23 13:52:01,155 INFO L902 garLoopResultBuilder]: At program point L7593(line 7593) the Hoare annotation is: true [2022-11-23 13:52:01,155 INFO L902 garLoopResultBuilder]: At program point L8002(line 8002) the Hoare annotation is: true [2022-11-23 13:52:01,155 INFO L899 garLoopResultBuilder]: For program point L7589-1(line 7589) no Hoare annotation was computed. [2022-11-23 13:52:01,155 INFO L902 garLoopResultBuilder]: At program point L7589(line 7589) the Hoare annotation is: true [2022-11-23 13:52:01,156 INFO L902 garLoopResultBuilder]: At program point L8006-1(line 8006) the Hoare annotation is: true [2022-11-23 13:52:01,156 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 7586) no Hoare annotation was computed. [2022-11-23 13:52:01,156 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 13:52:01,156 INFO L899 garLoopResultBuilder]: For program point L8002-2(line 8002) no Hoare annotation was computed. [2022-11-23 13:52:01,156 INFO L902 garLoopResultBuilder]: At program point L8002-1(line 8002) the Hoare annotation is: true [2022-11-23 13:52:01,156 INFO L902 garLoopResultBuilder]: At program point L7610(line 7610) the Hoare annotation is: true [2022-11-23 13:52:01,156 INFO L899 garLoopResultBuilder]: For program point L7581-1(line 7581) no Hoare annotation was computed. [2022-11-23 13:52:01,157 INFO L902 garLoopResultBuilder]: At program point L7581(line 7581) the Hoare annotation is: true [2022-11-23 13:52:01,157 INFO L902 garLoopResultBuilder]: At program point L7990(line 7990) the Hoare annotation is: true [2022-11-23 13:52:01,157 INFO L899 garLoopResultBuilder]: For program point L7610-2(line 7610) no Hoare annotation was computed. [2022-11-23 13:52:01,157 INFO L902 garLoopResultBuilder]: At program point L7610-1(line 7610) the Hoare annotation is: true [2022-11-23 13:52:01,157 INFO L899 garLoopResultBuilder]: For program point L7990-1(line 7990) no Hoare annotation was computed. [2022-11-23 13:52:01,157 INFO L899 garLoopResultBuilder]: For program point L7573(line 7573) no Hoare annotation was computed. [2022-11-23 13:52:01,157 INFO L902 garLoopResultBuilder]: At program point L7598(line 7598) the Hoare annotation is: true [2022-11-23 13:52:01,158 INFO L902 garLoopResultBuilder]: At program point L7594(line 7594) the Hoare annotation is: true [2022-11-23 13:52:01,158 INFO L899 garLoopResultBuilder]: For program point L7598-2(line 7598) no Hoare annotation was computed. [2022-11-23 13:52:01,158 INFO L902 garLoopResultBuilder]: At program point L7598-1(line 7598) the Hoare annotation is: true [2022-11-23 13:52:01,158 INFO L899 garLoopResultBuilder]: For program point L7594-1(line 7594) no Hoare annotation was computed. [2022-11-23 13:52:01,158 INFO L899 garLoopResultBuilder]: For program point L7586(line 7586) no Hoare annotation was computed. [2022-11-23 13:52:01,158 INFO L899 garLoopResultBuilder]: For program point L8003-1(line 8003) no Hoare annotation was computed. [2022-11-23 13:52:01,158 INFO L902 garLoopResultBuilder]: At program point L8003(line 8003) the Hoare annotation is: true [2022-11-23 13:52:01,158 INFO L899 garLoopResultBuilder]: For program point L7607-1(line 7607) no Hoare annotation was computed. [2022-11-23 13:52:01,161 INFO L899 garLoopResultBuilder]: For program point L7578-4(lines 7578 7584) no Hoare annotation was computed. [2022-11-23 13:52:01,161 INFO L902 garLoopResultBuilder]: At program point L7607(line 7607) the Hoare annotation is: true [2022-11-23 13:52:01,161 INFO L902 garLoopResultBuilder]: At program point L7578-3(lines 7578 7584) the Hoare annotation is: true [2022-11-23 13:52:01,162 INFO L902 garLoopResultBuilder]: At program point L7595-1(line 7595) the Hoare annotation is: true [2022-11-23 13:52:01,162 INFO L902 garLoopResultBuilder]: At program point L7595(line 7595) the Hoare annotation is: true [2022-11-23 13:52:01,162 INFO L899 garLoopResultBuilder]: For program point L7595-2(line 7595) no Hoare annotation was computed. [2022-11-23 13:52:01,162 INFO L899 garLoopResultBuilder]: For program point L7587-1(line 7587) no Hoare annotation was computed. [2022-11-23 13:52:01,162 INFO L902 garLoopResultBuilder]: At program point L7587(line 7587) the Hoare annotation is: true [2022-11-23 13:52:01,162 INFO L899 garLoopResultBuilder]: For program point L8004-1(line 8004) no Hoare annotation was computed. [2022-11-23 13:52:01,162 INFO L902 garLoopResultBuilder]: At program point L8004(line 8004) the Hoare annotation is: true [2022-11-23 13:52:01,163 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-23 13:52:01,163 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-23 13:52:01,166 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-23 13:52:01,168 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 13:52:01,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:52:01 BoogieIcfgContainer [2022-11-23 13:52:01,180 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 13:52:01,180 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 13:52:01,180 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 13:52:01,181 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 13:52:01,181 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:51:58" (3/4) ... [2022-11-23 13:52:01,184 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 13:52:01,190 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-23 13:52:01,190 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-11-23 13:52:01,190 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at_ptr [2022-11-23 13:52:01,191 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-11-23 13:52:01,191 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-11-23 13:52:01,191 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-23 13:52:01,191 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-23 13:52:01,191 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-11-23 13:52:01,191 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2022-11-23 13:52:01,191 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-11-23 13:52:01,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-11-23 13:52:01,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-11-23 13:52:01,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_impl [2022-11-23 13:52:01,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-11-23 13:52:01,192 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-23 13:52:01,214 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 163 nodes and edges [2022-11-23 13:52:01,216 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2022-11-23 13:52:01,217 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-23 13:52:01,218 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-23 13:52:01,219 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-23 13:52:01,220 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 13:52:01,221 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 13:52:01,224 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 13:52:01,744 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 13:52:01,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 13:52:01,745 INFO L158 Benchmark]: Toolchain (without parser) took 8408.01ms. Allocated memory was 157.3MB in the beginning and 249.6MB in the end (delta: 92.3MB). Free memory was 119.7MB in the beginning and 85.8MB in the end (delta: 33.9MB). Peak memory consumption was 168.7MB. Max. memory is 16.1GB. [2022-11-23 13:52:01,745 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 113.2MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:52:01,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3106.82ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 87.6MB in the end (delta: 32.1MB). Peak memory consumption was 91.5MB. Max. memory is 16.1GB. [2022-11-23 13:52:01,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.14ms. Allocated memory is still 157.3MB. Free memory was 86.6MB in the beginning and 78.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-23 13:52:01,746 INFO L158 Benchmark]: Boogie Preprocessor took 133.34ms. Allocated memory is still 157.3MB. Free memory was 78.2MB in the beginning and 71.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 13:52:01,747 INFO L158 Benchmark]: RCFGBuilder took 2031.92ms. Allocated memory was 157.3MB in the beginning and 249.6MB in the end (delta: 92.3MB). Free memory was 71.9MB in the beginning and 171.1MB in the end (delta: -99.2MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. [2022-11-23 13:52:01,747 INFO L158 Benchmark]: TraceAbstraction took 2402.47ms. Allocated memory is still 249.6MB. Free memory was 170.1MB in the beginning and 97.9MB in the end (delta: 72.2MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2022-11-23 13:52:01,747 INFO L158 Benchmark]: Witness Printer took 563.81ms. Allocated memory is still 249.6MB. Free memory was 97.9MB in the beginning and 85.8MB in the end (delta: 12.1MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. [2022-11-23 13:52:01,749 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 113.2MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3106.82ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 87.6MB in the end (delta: 32.1MB). Peak memory consumption was 91.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.14ms. Allocated memory is still 157.3MB. Free memory was 86.6MB in the beginning and 78.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.34ms. Allocated memory is still 157.3MB. Free memory was 78.2MB in the beginning and 71.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2031.92ms. Allocated memory was 157.3MB in the beginning and 249.6MB in the end (delta: 92.3MB). Free memory was 71.9MB in the beginning and 171.1MB in the end (delta: -99.2MB). Peak memory consumption was 61.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2402.47ms. Allocated memory is still 249.6MB. Free memory was 170.1MB in the beginning and 97.9MB in the end (delta: 72.2MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * Witness Printer took 563.81ms. Allocated memory is still 249.6MB. Free memory was 97.9MB in the beginning and 85.8MB in the end (delta: 12.1MB). Peak memory consumption was 53.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 7586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 7586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 151 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 1, TraceHistogramMax: 22, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 181 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 181 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 218 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=151occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 81 LocationsWithAnnotation, 160 PreInvPairs, 160 NumberOfFragments, 81 HoareAnnotationTreeSize, 160 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 81 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 218 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2884 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 928/928 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7578]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8006]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7592]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 13:52:01,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fbb98b81-071f-44dc-b6f6-42da8ed35d0a/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE