./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 8393723b 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_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/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_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS --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-8393723 [2022-11-19 08:20:55,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:20:55,333 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:20:55,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:20:55,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:20:55,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:20:55,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:20:55,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:20:55,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:20:55,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:20:55,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:20:55,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:20:55,376 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:20:55,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:20:55,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:20:55,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:20:55,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:20:55,381 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:20:55,382 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:20:55,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:20:55,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:20:55,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:20:55,390 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:20:55,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:20:55,405 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:20:55,405 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:20:55,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:20:55,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:20:55,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:20:55,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:20:55,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:20:55,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:20:55,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:20:55,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:20:55,416 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:20:55,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:20:55,417 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:20:55,417 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:20:55,417 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:20:55,418 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:20:55,419 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:20:55,420 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-19 08:20:55,457 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:20:55,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:20:55,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:20:55,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:20:55,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:20:55,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:20:55,463 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:20:55,463 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:20:55,463 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:20:55,463 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:20:55,464 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:20:55,465 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:20:55,465 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:20:55,465 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:20:55,465 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:20:55,466 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:20:55,466 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:20:55,466 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:20:55,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:20:55,467 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 08:20:55,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:20:55,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:20:55,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:20:55,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:20:55,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:20:55,468 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 08:20:55,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:20:55,469 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:20:55,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:20:55,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:20:55,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:20:55,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:20:55,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:20:55,471 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:20:55,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:20:55,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:20:55,471 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:20:55,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:20:55,472 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:20:55,472 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:20:55,472 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_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f838ff631dd7d907eee223e4bc065b6ce71a3dd1969d0a88cef9ccdcf3b54d1 [2022-11-19 08:20:55,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:20:55,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:20:55,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:20:55,802 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:20:55,803 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:20:55,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i [2022-11-19 08:20:55,887 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/data/c099d02ba/9aa7ddd2afbb4a789b9a03740ceb5cd7/FLAG58ccde4a5 [2022-11-19 08:20:56,704 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:20:56,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i [2022-11-19 08:20:56,743 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/data/c099d02ba/9aa7ddd2afbb4a789b9a03740ceb5cd7/FLAG58ccde4a5 [2022-11-19 08:20:56,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/data/c099d02ba/9aa7ddd2afbb4a789b9a03740ceb5cd7 [2022-11-19 08:20:56,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:20:56,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:20:56,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:20:56,890 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:20:56,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:20:56,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:20:56" (1/1) ... [2022-11-19 08:20:56,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46889c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:56, skipping insertion in model container [2022-11-19 08:20:56,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:20:56" (1/1) ... [2022-11-19 08:20:56,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:20:57,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:20:57,291 WARN L234 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_cbd1e143-caca-4a5f-9558-f4d07a965078/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i[4493,4506] [2022-11-19 08:20:57,296 WARN L234 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_cbd1e143-caca-4a5f-9558-f4d07a965078/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i[4553,4566] [2022-11-19 08:20:58,151 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 08:20:58,218 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,219 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,219 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,220 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,221 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,237 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,239 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,243 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,244 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,246 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,248 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,258 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,261 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,664 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 08:20:58,665 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 08:20:58,666 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 08:20:58,668 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 08:20:58,669 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 08:20:58,670 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 08:20:58,671 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 08:20:58,672 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 08:20:58,672 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 08:20:58,673 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 08:20:58,803 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,804 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,809 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,816 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:58,912 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:20:58,952 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:20:59,001 WARN L234 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_cbd1e143-caca-4a5f-9558-f4d07a965078/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i[4493,4506] [2022-11-19 08:20:59,002 WARN L234 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_cbd1e143-caca-4a5f-9558-f4d07a965078/sv-benchmarks/c/aws-c-common/aws_array_list_swap_harness.i[4553,4566] [2022-11-19 08:20:59,065 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 08:20:59,095 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,100 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,101 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,101 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,103 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,117 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,117 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,120 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,121 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,126 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,127 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,127 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,128 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,176 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 08:20:59,177 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 08:20:59,179 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 08:20:59,181 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 08:20:59,182 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 08:20:59,182 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 08:20:59,183 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 08:20:59,183 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 08:20:59,183 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 08:20:59,184 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 08:20:59,245 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,251 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,252 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,256 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:20:59,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:20:59,513 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:20:59,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59 WrapperNode [2022-11-19 08:20:59,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:20:59,515 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:20:59,515 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:20:59,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:20:59,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,709 INFO L138 Inliner]: procedures = 691, calls = 1681, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 650 [2022-11-19 08:20:59,710 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:20:59,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:20:59,711 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:20:59,711 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:20:59,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,740 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,806 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:20:59,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:20:59,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:20:59,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:20:59,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (1/1) ... [2022-11-19 08:20:59,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:20:59,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:20:59,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:20:59,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:20:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:20:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-19 08:20:59,887 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-19 08:20:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-19 08:20:59,887 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-19 08:20:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-19 08:20:59,887 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-19 08:20:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 08:20:59,887 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-19 08:20:59,888 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-19 08:20:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-19 08:20:59,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-19 08:20:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:20:59,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:20:59,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:20:59,889 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2022-11-19 08:20:59,889 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2022-11-19 08:20:59,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:20:59,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:20:59,889 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-19 08:20:59,890 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-19 08:20:59,890 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-19 08:20:59,890 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-19 08:20:59,890 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-19 08:20:59,890 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-19 08:20:59,890 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 08:20:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 08:20:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-11-19 08:20:59,891 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-11-19 08:20:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:20:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:20:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 08:20:59,891 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2022-11-19 08:20:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2022-11-19 08:20:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-19 08:20:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-19 08:20:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-19 08:20:59,892 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-19 08:20:59,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:20:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-19 08:20:59,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-19 08:20:59,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:21:00,227 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:21:00,229 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:21:01,437 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:21:01,604 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:21:01,604 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-19 08:21:01,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:21:01 BoogieIcfgContainer [2022-11-19 08:21:01,607 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:21:01,610 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:21:01,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:21:01,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:21:01,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:20:56" (1/3) ... [2022-11-19 08:21:01,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432d756f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:21:01, skipping insertion in model container [2022-11-19 08:21:01,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:20:59" (2/3) ... [2022-11-19 08:21:01,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432d756f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:21:01, skipping insertion in model container [2022-11-19 08:21:01,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:21:01" (3/3) ... [2022-11-19 08:21:01,628 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_swap_harness.i [2022-11-19 08:21:01,647 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:21:01,647 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-19 08:21:01,735 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 08:21:01,745 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;@5ca1905b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 08:21:01,746 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-19 08:21:01,750 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) [2022-11-19 08:21:01,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-19 08:21:01,766 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:21:01,767 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] [2022-11-19 08:21:01,767 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-19 08:21:01,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:21:01,775 INFO L85 PathProgramCache]: Analyzing trace with hash -710291886, now seen corresponding path program 1 times [2022-11-19 08:21:01,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:21:01,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171730361] [2022-11-19 08:21:01,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:21:01,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:21:02,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:21:02,408 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:21:02,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171730361] [2022-11-19 08:21:02,409 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-19 08:21:02,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165899574] [2022-11-19 08:21:02,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:21:02,410 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:21:02,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:21:02,417 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:21:02,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 08:21:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:21:03,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 2884 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-19 08:21:03,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:21:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 928 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2022-11-19 08:21:03,342 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:21:03,343 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165899574] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:21:03,343 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:21:03,343 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-19 08:21:03,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550140515] [2022-11-19 08:21:03,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:21:03,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-19 08:21:03,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:21:03,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-19 08:21:03,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 08:21:03,393 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) [2022-11-19 08:21:03,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:21:03,580 INFO L93 Difference]: Finished difference Result 151 states and 204 transitions. [2022-11-19 08:21:03,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-19 08:21:03,583 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 [2022-11-19 08:21:03,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:21:03,589 INFO L225 Difference]: With dead ends: 151 [2022-11-19 08:21:03,590 INFO L226 Difference]: Without dead ends: 0 [2022-11-19 08:21:03,593 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 [2022-11-19 08:21:03,596 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 [2022-11-19 08:21:03,597 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] [2022-11-19 08:21:03,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-19 08:21:03,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-19 08:21:03,620 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) [2022-11-19 08:21:03,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-19 08:21:03,621 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 219 [2022-11-19 08:21:03,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:21:03,622 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-19 08:21:03,622 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) [2022-11-19 08:21:03,622 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-19 08:21:03,622 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-19 08:21:03,625 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-19 08:21:03,625 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-19 08:21:03,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 08:21:03,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-19 08:21:03,837 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-19 08:21:03,966 INFO L902 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: true [2022-11-19 08:21:03,966 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2022-11-19 08:21:03,967 INFO L902 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: true [2022-11-19 08:21:03,967 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2022-11-19 08:21:03,967 INFO L899 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2022-11-19 08:21:03,967 INFO L902 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2022-11-19 08:21:03,967 INFO L899 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2022-11-19 08:21:03,968 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2022-11-19 08:21:03,968 INFO L899 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2022-11-19 08:21:03,968 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2022-11-19 08:21:03,968 INFO L902 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: true [2022-11-19 08:21:03,968 INFO L902 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: true [2022-11-19 08:21:03,968 INFO L899 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2022-11-19 08:21:03,969 INFO L899 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2022-11-19 08:21:03,969 INFO L899 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2022-11-19 08:21:03,969 INFO L902 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: true [2022-11-19 08:21:03,969 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2022-11-19 08:21:03,969 INFO L902 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: true [2022-11-19 08:21:03,969 INFO L899 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2022-11-19 08:21:03,970 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2022-11-19 08:21:03,970 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2022-11-19 08:21:03,970 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: true [2022-11-19 08:21:03,970 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2022-11-19 08:21:03,970 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2022-11-19 08:21:03,971 INFO L902 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: true [2022-11-19 08:21:03,971 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2022-11-19 08:21:03,971 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2022-11-19 08:21:03,971 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-11-19 08:21:03,971 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-11-19 08:21:03,971 INFO L902 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: true [2022-11-19 08:21:03,972 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2022-11-19 08:21:03,972 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2022-11-19 08:21:03,972 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2022-11-19 08:21:03,972 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2022-11-19 08:21:03,972 INFO L902 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: true [2022-11-19 08:21:03,972 INFO L902 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2022-11-19 08:21:03,973 INFO L899 garLoopResultBuilder]: For program point L7387-1(lines 7387 7391) no Hoare annotation was computed. [2022-11-19 08:21:03,973 INFO L902 garLoopResultBuilder]: At program point L7389-1(line 7389) the Hoare annotation is: true [2022-11-19 08:21:03,973 INFO L902 garLoopResultBuilder]: At program point L7389(line 7389) the Hoare annotation is: true [2022-11-19 08:21:03,973 INFO L899 garLoopResultBuilder]: For program point L7383(lines 7375 7393) no Hoare annotation was computed. [2022-11-19 08:21:03,973 INFO L902 garLoopResultBuilder]: At program point L7380(lines 7380 7382) the Hoare annotation is: true [2022-11-19 08:21:03,974 INFO L899 garLoopResultBuilder]: For program point memcpy_implEXIT(lines 7375 7393) no Hoare annotation was computed. [2022-11-19 08:21:03,974 INFO L902 garLoopResultBuilder]: At program point L7376-1(line 7376) the Hoare annotation is: true [2022-11-19 08:21:03,974 INFO L902 garLoopResultBuilder]: At program point L7376(line 7376) the Hoare annotation is: true [2022-11-19 08:21:03,974 INFO L902 garLoopResultBuilder]: At program point memcpy_implENTRY(lines 7375 7393) the Hoare annotation is: true [2022-11-19 08:21:03,975 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2022-11-19 08:21:03,975 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2022-11-19 08:21:03,975 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2022-11-19 08:21:03,975 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2022-11-19 08:21:03,975 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2022-11-19 08:21:03,975 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2022-11-19 08:21:03,977 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2022-11-19 08:21:03,977 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2022-11-19 08:21:03,978 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2022-11-19 08:21:03,982 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2022-11-19 08:21:03,982 INFO L899 garLoopResultBuilder]: For program point L3521(lines 3521 3525) no Hoare annotation was computed. [2022-11-19 08:21:03,982 INFO L899 garLoopResultBuilder]: For program point L3523-2(line 3523) no Hoare annotation was computed. [2022-11-19 08:21:03,982 INFO L902 garLoopResultBuilder]: At program point L3518(lines 3518 3520) the Hoare annotation is: true [2022-11-19 08:21:03,984 INFO L902 garLoopResultBuilder]: At program point L3517-1(line 3517) the Hoare annotation is: true [2022-11-19 08:21:03,984 INFO L902 garLoopResultBuilder]: At program point L3517(line 3517) the Hoare annotation is: true [2022-11-19 08:21:03,984 INFO L902 garLoopResultBuilder]: At program point L3518-1(lines 3518 3520) the Hoare annotation is: true [2022-11-19 08:21:03,984 INFO L899 garLoopResultBuilder]: For program point L3517-2(line 3517) no Hoare annotation was computed. [2022-11-19 08:21:03,984 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_at_ptrEXIT(lines 3515 3528) no Hoare annotation was computed. [2022-11-19 08:21:03,987 INFO L902 garLoopResultBuilder]: At program point aws_array_list_get_at_ptrENTRY(lines 3515 3528) the Hoare annotation is: true [2022-11-19 08:21:03,987 INFO L902 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2022-11-19 08:21:03,987 INFO L899 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2022-11-19 08:21:03,989 INFO L902 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2022-11-19 08:21:03,989 INFO L899 garLoopResultBuilder]: For program point L3526-2(line 3526) no Hoare annotation was computed. [2022-11-19 08:21:03,990 INFO L902 garLoopResultBuilder]: At program point L3526-1(line 3526) the Hoare annotation is: true [2022-11-19 08:21:03,990 INFO L902 garLoopResultBuilder]: At program point L3523-1(line 3523) the Hoare annotation is: true [2022-11-19 08:21:03,990 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_at_ptrFINAL(lines 3515 3528) no Hoare annotation was computed. [2022-11-19 08:21:03,990 INFO L902 garLoopResultBuilder]: At program point L3523(line 3523) the Hoare annotation is: true [2022-11-19 08:21:03,990 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-11-19 08:21:03,991 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-11-19 08:21:03,991 INFO L902 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2022-11-19 08:21:03,991 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-11-19 08:21:03,991 INFO L902 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7395 7397) the Hoare annotation is: true [2022-11-19 08:21:03,991 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7395 7397) no Hoare annotation was computed. [2022-11-19 08:21:03,993 INFO L899 garLoopResultBuilder]: For program point L7396-1(line 7396) no Hoare annotation was computed. [2022-11-19 08:21:03,994 INFO L902 garLoopResultBuilder]: At program point L7396(line 7396) the Hoare annotation is: true [2022-11-19 08:21:03,994 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2022-11-19 08:21:03,995 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2022-11-19 08:21:03,995 INFO L902 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: true [2022-11-19 08:21:03,995 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-11-19 08:21:03,995 INFO L899 garLoopResultBuilder]: For program point L7579-1(line 7579) no Hoare annotation was computed. [2022-11-19 08:21:03,995 INFO L902 garLoopResultBuilder]: At program point L7579(line 7579) the Hoare annotation is: true [2022-11-19 08:21:03,995 INFO L899 garLoopResultBuilder]: For program point L7992-2(line 7992) no Hoare annotation was computed. [2022-11-19 08:21:03,996 INFO L902 garLoopResultBuilder]: At program point L7992-1(line 7992) the Hoare annotation is: true [2022-11-19 08:21:03,996 INFO L899 garLoopResultBuilder]: For program point L7608-1(line 7608) no Hoare annotation was computed. [2022-11-19 08:21:03,996 INFO L902 garLoopResultBuilder]: At program point L7992(line 7992) the Hoare annotation is: true [2022-11-19 08:21:03,997 INFO L902 garLoopResultBuilder]: At program point L7608(line 7608) the Hoare annotation is: true [2022-11-19 08:21:03,997 INFO L899 garLoopResultBuilder]: For program point L7988-2(line 7988) no Hoare annotation was computed. [2022-11-19 08:21:03,997 INFO L902 garLoopResultBuilder]: At program point L7988-1(line 7988) the Hoare annotation is: true [2022-11-19 08:21:03,997 INFO L902 garLoopResultBuilder]: At program point L7988(line 7988) the Hoare annotation is: true [2022-11-19 08:21:03,997 INFO L902 garLoopResultBuilder]: At program point L7592(lines 7592 7611) the Hoare annotation is: true [2022-11-19 08:21:03,997 INFO L899 garLoopResultBuilder]: For program point L7588-1(line 7588) no Hoare annotation was computed. [2022-11-19 08:21:03,998 INFO L902 garLoopResultBuilder]: At program point L7588(line 7588) the Hoare annotation is: true [2022-11-19 08:21:03,998 INFO L899 garLoopResultBuilder]: For program point L8005-1(line 8005) no Hoare annotation was computed. [2022-11-19 08:21:03,998 INFO L902 garLoopResultBuilder]: At program point L8005(line 8005) the Hoare annotation is: true [2022-11-19 08:21:03,998 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 7586) no Hoare annotation was computed. [2022-11-19 08:21:03,998 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-19 08:21:03,999 INFO L899 garLoopResultBuilder]: For program point L7580-1(line 7580) no Hoare annotation was computed. [2022-11-19 08:21:03,999 INFO L902 garLoopResultBuilder]: At program point L7580(line 7580) the Hoare annotation is: true [2022-11-19 08:21:03,999 INFO L899 garLoopResultBuilder]: For program point L7993-2(line 7993) no Hoare annotation was computed. [2022-11-19 08:21:03,999 INFO L902 garLoopResultBuilder]: At program point L7993-1(line 7993) the Hoare annotation is: true [2022-11-19 08:21:03,999 INFO L902 garLoopResultBuilder]: At program point L7993(line 7993) the Hoare annotation is: true [2022-11-19 08:21:03,999 INFO L902 garLoopResultBuilder]: At program point L7572-1(line 7572) the Hoare annotation is: true [2022-11-19 08:21:03,999 INFO L902 garLoopResultBuilder]: At program point L7989-1(line 7989) the Hoare annotation is: true [2022-11-19 08:21:04,000 INFO L902 garLoopResultBuilder]: At program point L7572(line 7572) the Hoare annotation is: true [2022-11-19 08:21:04,000 INFO L902 garLoopResultBuilder]: At program point L7989(line 7989) the Hoare annotation is: true [2022-11-19 08:21:04,000 INFO L899 garLoopResultBuilder]: For program point L7597(lines 7597 7600) no Hoare annotation was computed. [2022-11-19 08:21:04,000 INFO L902 garLoopResultBuilder]: At program point L8006(line 8006) the Hoare annotation is: true [2022-11-19 08:21:04,000 INFO L899 garLoopResultBuilder]: For program point L7593-1(line 7593) no Hoare annotation was computed. [2022-11-19 08:21:04,000 INFO L902 garLoopResultBuilder]: At program point L7593(line 7593) the Hoare annotation is: true [2022-11-19 08:21:04,001 INFO L902 garLoopResultBuilder]: At program point L8002(line 8002) the Hoare annotation is: true [2022-11-19 08:21:04,001 INFO L899 garLoopResultBuilder]: For program point L7589-1(line 7589) no Hoare annotation was computed. [2022-11-19 08:21:04,002 INFO L902 garLoopResultBuilder]: At program point L7589(line 7589) the Hoare annotation is: true [2022-11-19 08:21:04,002 INFO L902 garLoopResultBuilder]: At program point L8006-1(line 8006) the Hoare annotation is: true [2022-11-19 08:21:04,002 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 7586) no Hoare annotation was computed. [2022-11-19 08:21:04,002 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-19 08:21:04,002 INFO L899 garLoopResultBuilder]: For program point L8002-2(line 8002) no Hoare annotation was computed. [2022-11-19 08:21:04,002 INFO L902 garLoopResultBuilder]: At program point L8002-1(line 8002) the Hoare annotation is: true [2022-11-19 08:21:04,003 INFO L902 garLoopResultBuilder]: At program point L7610(line 7610) the Hoare annotation is: true [2022-11-19 08:21:04,003 INFO L899 garLoopResultBuilder]: For program point L7581-1(line 7581) no Hoare annotation was computed. [2022-11-19 08:21:04,003 INFO L902 garLoopResultBuilder]: At program point L7581(line 7581) the Hoare annotation is: true [2022-11-19 08:21:04,003 INFO L902 garLoopResultBuilder]: At program point L7990(line 7990) the Hoare annotation is: true [2022-11-19 08:21:04,003 INFO L899 garLoopResultBuilder]: For program point L7610-2(line 7610) no Hoare annotation was computed. [2022-11-19 08:21:04,003 INFO L902 garLoopResultBuilder]: At program point L7610-1(line 7610) the Hoare annotation is: true [2022-11-19 08:21:04,003 INFO L899 garLoopResultBuilder]: For program point L7990-1(line 7990) no Hoare annotation was computed. [2022-11-19 08:21:04,004 INFO L899 garLoopResultBuilder]: For program point L7573(line 7573) no Hoare annotation was computed. [2022-11-19 08:21:04,004 INFO L902 garLoopResultBuilder]: At program point L7598(line 7598) the Hoare annotation is: true [2022-11-19 08:21:04,004 INFO L902 garLoopResultBuilder]: At program point L7594(line 7594) the Hoare annotation is: true [2022-11-19 08:21:04,004 INFO L899 garLoopResultBuilder]: For program point L7598-2(line 7598) no Hoare annotation was computed. [2022-11-19 08:21:04,004 INFO L902 garLoopResultBuilder]: At program point L7598-1(line 7598) the Hoare annotation is: true [2022-11-19 08:21:04,004 INFO L899 garLoopResultBuilder]: For program point L7594-1(line 7594) no Hoare annotation was computed. [2022-11-19 08:21:04,005 INFO L899 garLoopResultBuilder]: For program point L7586(line 7586) no Hoare annotation was computed. [2022-11-19 08:21:04,005 INFO L899 garLoopResultBuilder]: For program point L8003-1(line 8003) no Hoare annotation was computed. [2022-11-19 08:21:04,005 INFO L902 garLoopResultBuilder]: At program point L8003(line 8003) the Hoare annotation is: true [2022-11-19 08:21:04,005 INFO L899 garLoopResultBuilder]: For program point L7607-1(line 7607) no Hoare annotation was computed. [2022-11-19 08:21:04,005 INFO L899 garLoopResultBuilder]: For program point L7578-4(lines 7578 7584) no Hoare annotation was computed. [2022-11-19 08:21:04,005 INFO L902 garLoopResultBuilder]: At program point L7607(line 7607) the Hoare annotation is: true [2022-11-19 08:21:04,006 INFO L902 garLoopResultBuilder]: At program point L7578-3(lines 7578 7584) the Hoare annotation is: true [2022-11-19 08:21:04,006 INFO L902 garLoopResultBuilder]: At program point L7595-1(line 7595) the Hoare annotation is: true [2022-11-19 08:21:04,006 INFO L902 garLoopResultBuilder]: At program point L7595(line 7595) the Hoare annotation is: true [2022-11-19 08:21:04,006 INFO L899 garLoopResultBuilder]: For program point L7595-2(line 7595) no Hoare annotation was computed. [2022-11-19 08:21:04,006 INFO L899 garLoopResultBuilder]: For program point L7587-1(line 7587) no Hoare annotation was computed. [2022-11-19 08:21:04,006 INFO L902 garLoopResultBuilder]: At program point L7587(line 7587) the Hoare annotation is: true [2022-11-19 08:21:04,006 INFO L899 garLoopResultBuilder]: For program point L8004-1(line 8004) no Hoare annotation was computed. [2022-11-19 08:21:04,007 INFO L902 garLoopResultBuilder]: At program point L8004(line 8004) the Hoare annotation is: true [2022-11-19 08:21:04,007 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-19 08:21:04,007 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-19 08:21:04,010 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-19 08:21:04,013 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-19 08:21:04,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:21:04 BoogieIcfgContainer [2022-11-19 08:21:04,024 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-19 08:21:04,024 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-19 08:21:04,024 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-19 08:21:04,025 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-19 08:21:04,025 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:21:01" (3/4) ... [2022-11-19 08:21:04,028 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-19 08:21:04,033 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-19 08:21:04,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-11-19 08:21:04,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at_ptr [2022-11-19 08:21:04,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-11-19 08:21:04,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-11-19 08:21:04,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-19 08:21:04,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-19 08:21:04,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-11-19 08:21:04,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2022-11-19 08:21:04,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-11-19 08:21:04,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-11-19 08:21:04,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-11-19 08:21:04,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_impl [2022-11-19 08:21:04,036 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-11-19 08:21:04,036 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-19 08:21:04,047 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 163 nodes and edges [2022-11-19 08:21:04,049 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2022-11-19 08:21:04,050 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-19 08:21:04,051 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-19 08:21:04,052 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-19 08:21:04,052 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-19 08:21:04,053 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-19 08:21:04,054 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-19 08:21:04,551 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/witness.graphml [2022-11-19 08:21:04,551 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-19 08:21:04,552 INFO L158 Benchmark]: Toolchain (without parser) took 7666.46ms. Allocated memory was 94.4MB in the beginning and 218.1MB in the end (delta: 123.7MB). Free memory was 51.2MB in the beginning and 85.1MB in the end (delta: -33.9MB). Peak memory consumption was 116.8MB. Max. memory is 16.1GB. [2022-11-19 08:21:04,552 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 08:21:04,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2624.91ms. Allocated memory was 94.4MB in the beginning and 125.8MB in the end (delta: 31.5MB). Free memory was 51.0MB in the beginning and 81.9MB in the end (delta: -30.9MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2022-11-19 08:21:04,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 195.18ms. Allocated memory is still 125.8MB. Free memory was 81.9MB in the beginning and 72.8MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-19 08:21:04,553 INFO L158 Benchmark]: Boogie Preprocessor took 106.27ms. Allocated memory is still 125.8MB. Free memory was 72.8MB in the beginning and 66.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-19 08:21:04,554 INFO L158 Benchmark]: RCFGBuilder took 1790.61ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 66.5MB in the beginning and 120.3MB in the end (delta: -53.8MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. [2022-11-19 08:21:04,554 INFO L158 Benchmark]: TraceAbstraction took 2414.06ms. Allocated memory was 172.0MB in the beginning and 218.1MB in the end (delta: 46.1MB). Free memory was 120.3MB in the beginning and 123.4MB in the end (delta: -3.1MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2022-11-19 08:21:04,554 INFO L158 Benchmark]: Witness Printer took 526.91ms. Allocated memory is still 218.1MB. Free memory was 123.4MB in the beginning and 85.1MB in the end (delta: 38.3MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2022-11-19 08:21:04,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2624.91ms. Allocated memory was 94.4MB in the beginning and 125.8MB in the end (delta: 31.5MB). Free memory was 51.0MB in the beginning and 81.9MB in the end (delta: -30.9MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 195.18ms. Allocated memory is still 125.8MB. Free memory was 81.9MB in the beginning and 72.8MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.27ms. Allocated memory is still 125.8MB. Free memory was 72.8MB in the beginning and 66.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1790.61ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 66.5MB in the beginning and 120.3MB in the end (delta: -53.8MB). Peak memory consumption was 51.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2414.06ms. Allocated memory was 172.0MB in the beginning and 218.1MB in the end (delta: 46.1MB). Free memory was 120.3MB in the beginning and 123.4MB in the end (delta: -3.1MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * Witness Printer took 526.91ms. Allocated memory is still 218.1MB. Free memory was 123.4MB in the beginning and 85.1MB in the end (delta: 38.3MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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, 0.4s 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! [2022-11-19 08:21:04,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbd1e143-caca-4a5f-9558-f4d07a965078/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE