./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 53c422310795c2e7f5b0f72e5a73eee871aa1645d7b73c98001e28d2bf239333 --- 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-b5237d8 [2022-11-22 01:13:21,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:13:21,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:13:21,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:13:21,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:13:21,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:13:21,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:13:21,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:13:21,666 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:13:21,675 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:13:21,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:13:21,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:13:21,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:13:21,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:13:21,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:13:21,687 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:13:21,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:13:21,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:13:21,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:13:21,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:13:21,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:13:21,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:13:21,705 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:13:21,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:13:21,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:13:21,710 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:13:21,710 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:13:21,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:13:21,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:13:21,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:13:21,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:13:21,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:13:21,715 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:13:21,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:13:21,717 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:13:21,717 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:13:21,718 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:13:21,719 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:13:21,719 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:13:21,720 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:13:21,721 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:13:21,722 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 01:13:21,746 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:13:21,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:13:21,747 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:13:21,747 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:13:21,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:13:21,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:13:21,749 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:13:21,749 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:13:21,749 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:13:21,750 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:13:21,750 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:13:21,750 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:13:21,751 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:13:21,751 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:13:21,751 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:13:21,752 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:13:21,752 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:13:21,752 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:13:21,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:13:21,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:13:21,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:13:21,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:13:21,754 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:13:21,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:13:21,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:13:21,755 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:13:21,755 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:13:21,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:13:21,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:13:21,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:13:21,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:13:21,757 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:13:21,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:13:21,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:13:21,758 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:13:21,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:13:21,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:13:21,759 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:13:21,759 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_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53c422310795c2e7f5b0f72e5a73eee871aa1645d7b73c98001e28d2bf239333 [2022-11-22 01:13:22,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:13:22,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:13:22,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:13:22,065 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:13:22,066 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:13:22,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i [2022-11-22 01:13:25,461 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:13:26,129 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:13:26,130 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i [2022-11-22 01:13:26,177 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/data/dee54a5d4/bdaa281493e8465e9aaa1cfdc5eb79ca/FLAGd65168e50 [2022-11-22 01:13:26,199 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/data/dee54a5d4/bdaa281493e8465e9aaa1cfdc5eb79ca [2022-11-22 01:13:26,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:13:26,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:13:26,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:13:26,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:13:26,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:13:26,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:13:26" (1/1) ... [2022-11-22 01:13:26,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c38da03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:26, skipping insertion in model container [2022-11-22 01:13:26,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:13:26" (1/1) ... [2022-11-22 01:13:26,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:13:26,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:13:26,633 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_dd0c666c-5058-4733-af64-36edaeddd153/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i[4495,4508] [2022-11-22 01:13:26,646 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_dd0c666c-5058-4733-af64-36edaeddd153/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i[4555,4568] [2022-11-22 01:13:27,790 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 01:13:27,880 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,881 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,882 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,883 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,884 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,899 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,900 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,902 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,905 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,906 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,911 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,912 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:27,913 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,452 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 01:13:28,453 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 01:13:28,456 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 01:13:28,460 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 01:13:28,467 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 01:13:28,468 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 01:13:28,469 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 01:13:28,470 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 01:13:28,471 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 01:13:28,472 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 01:13:28,679 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,689 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,774 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:13:28,809 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 01:13:28,825 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_dd0c666c-5058-4733-af64-36edaeddd153/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i[4495,4508] [2022-11-22 01:13:28,826 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_dd0c666c-5058-4733-af64-36edaeddd153/sv-benchmarks/c/aws-c-common/aws_array_list_length_harness.i[4555,4568] [2022-11-22 01:13:28,864 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 01:13:28,881 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,882 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,882 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,883 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,884 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,892 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,893 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,894 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,895 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,896 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,897 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,898 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:28,898 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:29,027 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 01:13:29,028 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 01:13:29,043 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 01:13:29,066 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 01:13:29,067 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 01:13:29,068 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 01:13:29,068 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 01:13:29,069 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 01:13:29,069 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 01:13:29,070 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 01:13:29,122 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:29,144 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 01:13:29,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 01:13:29,454 INFO L208 MainTranslator]: Completed translation [2022-11-22 01:13:29,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29 WrapperNode [2022-11-22 01:13:29,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:13:29,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 01:13:29,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 01:13:29,457 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 01:13:29,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,597 INFO L138 Inliner]: procedures = 690, calls = 1681, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 590 [2022-11-22 01:13:29,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 01:13:29,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 01:13:29,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 01:13:29,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 01:13:29,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,685 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,708 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 01:13:29,709 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 01:13:29,709 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 01:13:29,709 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 01:13:29,710 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (1/1) ... [2022-11-22 01:13:29,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:13:29,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:13:29,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 01:13:29,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 01:13:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 01:13:29,821 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-22 01:13:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-22 01:13:29,822 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-22 01:13:29,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-22 01:13:29,823 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-22 01:13:29,824 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-22 01:13:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 01:13:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-22 01:13:29,824 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-22 01:13:29,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-22 01:13:29,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-22 01:13:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 01:13:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 01:13:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 01:13:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 01:13:29,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 01:13:29,825 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-22 01:13:29,826 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-22 01:13:29,826 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-22 01:13:29,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-22 01:13:29,827 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-22 01:13:29,827 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-22 01:13:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-22 01:13:29,828 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-22 01:13:29,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 01:13:29,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 01:13:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 01:13:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 01:13:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 01:13:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-22 01:13:29,829 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-22 01:13:29,829 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-22 01:13:29,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-22 01:13:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 01:13:29,830 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-22 01:13:29,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-22 01:13:29,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 01:13:30,227 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 01:13:30,229 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 01:13:31,459 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 01:13:31,708 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 01:13:31,708 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-22 01:13:31,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:13:31 BoogieIcfgContainer [2022-11-22 01:13:31,712 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 01:13:31,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 01:13:31,717 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 01:13:31,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 01:13:31,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:13:26" (1/3) ... [2022-11-22 01:13:31,724 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616941f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:13:31, skipping insertion in model container [2022-11-22 01:13:31,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:13:29" (2/3) ... [2022-11-22 01:13:31,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616941f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:13:31, skipping insertion in model container [2022-11-22 01:13:31,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:13:31" (3/3) ... [2022-11-22 01:13:31,727 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_length_harness.i [2022-11-22 01:13:31,751 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 01:13:31,752 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 01:13:31,841 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 01:13:31,861 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;@7741f5ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 01:13:31,861 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 01:13:31,867 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 55 states have internal predecessors, (64), 30 states have call successors, (30), 13 states have call predecessors, (30), 13 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2022-11-22 01:13:31,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-22 01:13:31,880 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:13:31,881 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:13:31,882 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:13:31,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:13:31,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1440173234, now seen corresponding path program 1 times [2022-11-22 01:13:31,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:13:31,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980514631] [2022-11-22 01:13:31,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:13:31,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:13:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:13:32,976 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-22 01:13:32,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:13:32,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980514631] [2022-11-22 01:13:32,978 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980514631] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:13:32,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980564283] [2022-11-22 01:13:32,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:13:32,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:13:32,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:13:32,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:13:33,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 01:13:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:13:33,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 2050 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-22 01:13:33,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:13:33,764 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-22 01:13:33,764 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:13:33,764 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980564283] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:13:33,765 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-22 01:13:33,765 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2022-11-22 01:13:33,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649203520] [2022-11-22 01:13:33,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:13:33,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 01:13:33,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:13:33,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 01:13:33,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-22 01:13:33,822 INFO L87 Difference]: Start difference. First operand has 99 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 55 states have internal predecessors, (64), 30 states have call successors, (30), 13 states have call predecessors, (30), 13 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-22 01:13:34,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:13:34,486 INFO L93 Difference]: Finished difference Result 169 states and 225 transitions. [2022-11-22 01:13:34,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-22 01:13:34,489 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 56 [2022-11-22 01:13:34,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:13:34,501 INFO L225 Difference]: With dead ends: 169 [2022-11-22 01:13:34,501 INFO L226 Difference]: Without dead ends: 95 [2022-11-22 01:13:34,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-22 01:13:34,514 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 22 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-22 01:13:34,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 348 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-22 01:13:34,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2022-11-22 01:13:34,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2022-11-22 01:13:34,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 51 states have (on average 1.1176470588235294) internal successors, (57), 53 states have internal predecessors, (57), 30 states have call successors, (30), 13 states have call predecessors, (30), 13 states have return successors, (30), 28 states have call predecessors, (30), 28 states have call successors, (30) [2022-11-22 01:13:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 117 transitions. [2022-11-22 01:13:34,573 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 117 transitions. Word has length 56 [2022-11-22 01:13:34,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:13:34,577 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 117 transitions. [2022-11-22 01:13:34,577 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-22 01:13:34,578 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 117 transitions. [2022-11-22 01:13:34,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-22 01:13:34,580 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:13:34,581 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 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] [2022-11-22 01:13:34,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 01:13:34,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-22 01:13:34,792 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:13:34,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:13:34,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1582919181, now seen corresponding path program 1 times [2022-11-22 01:13:34,793 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:13:34,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761575566] [2022-11-22 01:13:34,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:13:34,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:13:34,923 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:13:34,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1333230302] [2022-11-22 01:13:34,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:13:34,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:13:34,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:13:34,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:13:34,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 01:13:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:13:35,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 2182 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 01:13:35,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:13:35,646 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-22 01:13:35,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 01:13:35,647 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:13:35,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761575566] [2022-11-22 01:13:35,647 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:13:35,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1333230302] [2022-11-22 01:13:35,648 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1333230302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 01:13:35,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 01:13:35,648 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-22 01:13:35,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076810364] [2022-11-22 01:13:35,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 01:13:35,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-22 01:13:35,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 01:13:35,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-22 01:13:35,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-22 01:13:35,652 INFO L87 Difference]: Start difference. First operand 95 states and 117 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 4 states have call successors, (13) [2022-11-22 01:13:36,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 01:13:36,160 INFO L93 Difference]: Finished difference Result 148 states and 179 transitions. [2022-11-22 01:13:36,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 01:13:36,161 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 4 states have call successors, (13) Word has length 65 [2022-11-22 01:13:36,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 01:13:36,163 INFO L225 Difference]: With dead ends: 148 [2022-11-22 01:13:36,163 INFO L226 Difference]: Without dead ends: 93 [2022-11-22 01:13:36,164 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-22 01:13:36,165 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 22 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-22 01:13:36,165 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 469 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-22 01:13:36,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2022-11-22 01:13:36,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2022-11-22 01:13:36,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 50 states have (on average 1.1) internal successors, (55), 51 states have internal predecessors, (55), 30 states have call successors, (30), 13 states have call predecessors, (30), 12 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2022-11-22 01:13:36,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 113 transitions. [2022-11-22 01:13:36,181 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 113 transitions. Word has length 65 [2022-11-22 01:13:36,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 01:13:36,181 INFO L495 AbstractCegarLoop]: Abstraction has 93 states and 113 transitions. [2022-11-22 01:13:36,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 6 states have internal predecessors, (34), 4 states have call successors, (15), 3 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 4 states have call successors, (13) [2022-11-22 01:13:36,182 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 113 transitions. [2022-11-22 01:13:36,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-22 01:13:36,191 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 01:13:36,192 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 01:13:36,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 01:13:36,402 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:13:36,402 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 01:13:36,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 01:13:36,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1235168463, now seen corresponding path program 1 times [2022-11-22 01:13:36,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 01:13:36,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954414906] [2022-11-22 01:13:36,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:13:36,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 01:13:36,566 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 01:13:36,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1865314229] [2022-11-22 01:13:36,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 01:13:36,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 01:13:36,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 [2022-11-22 01:13:36,570 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 01:13:36,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd0c666c-5058-4733-af64-36edaeddd153/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 01:13:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 01:13:37,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 2446 conjuncts, 261 conjunts are in the unsatisfiable core [2022-11-22 01:13:37,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 01:13:37,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 01:13:38,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-22 01:13:38,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-22 01:13:38,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2022-11-22 01:13:38,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-22 01:13:38,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-22 01:13:39,882 INFO L321 Elim1Store]: treesize reduction 53, result has 32.9 percent of original size [2022-11-22 01:13:39,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 53 [2022-11-22 01:13:39,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 29 [2022-11-22 01:13:40,293 INFO L321 Elim1Store]: treesize reduction 60, result has 24.1 percent of original size [2022-11-22 01:13:40,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 37 [2022-11-22 01:13:45,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:13:45,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:13:45,057 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:13:45,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:13:45,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:13:45,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 146 [2022-11-22 01:13:45,159 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:13:45,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 65 treesize of output 97 [2022-11-22 01:14:15,044 INFO L321 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2022-11-22 01:14:15,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 101 [2022-11-22 01:14:15,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2022-11-22 01:14:15,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:14:15,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:14:15,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:14:15,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:14:15,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 50 [2022-11-22 01:14:15,196 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-22 01:14:15,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 117 treesize of output 89 [2022-11-22 01:14:15,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2022-11-22 01:14:46,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 106 [2022-11-22 01:14:48,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 100 [2022-11-22 01:14:54,155 WARN L859 $PredicateComparison]: unable to prove that (let ((.cse4 (select |c_#memory_int| |c_aws_array_list_is_valid_#in~list.base|)) (.cse5 (+ |c_aws_array_list_is_valid_#in~list.offset| 24))) (let ((.cse2 (= |c_aws_array_list_is_valid_#res| 0)) (.cse0 (let ((.cse6 (select |c_old(#memory_int)| |c_aws_array_list_is_valid_#in~list.base|))) (* (select .cse6 .cse5) (select .cse6 (+ |c_aws_array_list_is_valid_#in~list.offset| 16))))) (.cse1 (mod (select .cse4 (+ |c_aws_array_list_is_valid_#in~list.offset| 8)) 18446744073709551616))) (or (and (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_19| Int)) (and (= |c_#memory_int| (store |c_old(#memory_int)| |v_aws_array_list_is_valid_~#required_size~0.base_19| (store (select |c_old(#memory_int)| |v_aws_array_list_is_valid_~#required_size~0.base_19|) 0 .cse0))) (not (<= (mod (select (select |c_#memory_int| |v_aws_array_list_is_valid_~#required_size~0.base_19|) 0) 18446744073709551616) .cse1)))) .cse2) (and (let ((.cse3 (= (mod (select .cse4 .cse5) 18446744073709551616) 0))) (or (and (or (= |c_aws_array_list_is_valid_#res| 1) (and (not (= 0 .cse1)) .cse2)) (not .cse3)) (and .cse2 .cse3))) (exists ((|v_aws_array_list_is_valid_~#required_size~0.base_19| Int)) (and (= |c_#memory_int| (store |c_old(#memory_int)| |v_aws_array_list_is_valid_~#required_size~0.base_19| (store (select |c_old(#memory_int)| |v_aws_array_list_is_valid_~#required_size~0.base_19|) 0 .cse0))) (<= (mod (select (select |c_#memory_int| |v_aws_array_list_is_valid_~#required_size~0.base_19|) 0) 18446744073709551616) .cse1))))))) is different from true [2022-11-22 01:14:57,111 INFO L321 Elim1Store]: treesize reduction 56, result has 48.6 percent of original size [2022-11-22 01:14:57,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 14 case distinctions, treesize of input 834 treesize of output 735 [2022-11-22 01:14:57,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 655 treesize of output 649 [2022-11-22 01:14:57,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 649 treesize of output 635 [2022-11-22 01:15:05,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 281 treesize of output 269 [2022-11-22 01:15:05,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 13 [2022-11-22 01:15:05,882 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 7 proven. 37 refuted. 4 times theorem prover too weak. 7 trivial. 4 not checked. [2022-11-22 01:15:05,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 01:15:14,265 WARN L233 SmtUtils]: Spent 7.94s on a formula simplification that was a NOOP. DAG size: 177 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 01:15:20,273 WARN L233 SmtUtils]: Spent 6.00s on a formula simplification that was a NOOP. DAG size: 129 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 01:16:24,298 WARN L233 SmtUtils]: Spent 1.07m on a formula simplification. DAG size of input: 330 DAG size of output: 139 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 01:16:54,220 WARN L233 SmtUtils]: Spent 29.92s on a formula simplification that was a NOOP. DAG size: 135 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-22 01:16:56,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2022-11-22 01:16:58,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2022-11-22 01:17:15,212 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 01:17:15,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954414906] [2022-11-22 01:17:15,213 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 01:17:15,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1865314229] [2022-11-22 01:17:15,214 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1865314229] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 01:17:15,214 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [593697384] [2022-11-22 01:17:15,238 INFO L159 IcfgInterpreter]: Started Sifa with 50 locations of interest [2022-11-22 01:17:15,238 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 01:17:15,243 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 01:17:15,249 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 01:17:15,249 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 01:17:19,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:17:19,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:17:19,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:17:19,574 INFO L217 Elim1Store]: Index analysis took 545 ms [2022-11-22 01:17:52,756 WARN L233 SmtUtils]: Spent 33.10s on a formula simplification. DAG size of input: 2128 DAG size of output: 1161 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 01:17:52,762 INFO L321 Elim1Store]: treesize reduction 3474, result has 33.3 percent of original size [2022-11-22 01:17:52,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 198 select indices, 198 select index equivalence classes, 19310 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 386 case distinctions, treesize of input 997 treesize of output 2357 [2022-11-22 01:17:56,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:17:56,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:17:56,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:17:56,596 INFO L217 Elim1Store]: Index analysis took 105 ms [2022-11-22 01:17:56,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19307 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 0 case distinctions, treesize of input 987 treesize of output 1574 [2022-11-22 01:19:04,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:04,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 43 [2022-11-22 01:19:04,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:04,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 43 [2022-11-22 01:19:04,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-22 01:19:04,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:04,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:04,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2022-11-22 01:19:08,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:08,551 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-11-22 01:19:08,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19305 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 2 case distinctions, treesize of input 986 treesize of output 592 [2022-11-22 01:19:09,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:09,272 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-11-22 01:19:09,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19501 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 2 case distinctions, treesize of input 991 treesize of output 595 [2022-11-22 01:19:09,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:09,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:09,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,151 INFO L217 Elim1Store]: Index analysis took 177 ms [2022-11-22 01:19:10,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:19:10,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,207 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:19:10,297 INFO L321 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-11-22 01:19:10,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 195 select indices, 195 select index equivalence classes, 17053 disjoint index pairs (out of 18915 index pairs), introduced 195 new quantified variables, introduced 18 case distinctions, treesize of input 1752 treesize of output 594 [2022-11-22 01:19:10,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:10,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,112 INFO L217 Elim1Store]: Index analysis took 190 ms [2022-11-22 01:19:11,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 195 select indices, 195 select index equivalence classes, 17052 disjoint index pairs (out of 18915 index pairs), introduced 195 new quantified variables, introduced 0 case distinctions, treesize of input 1752 treesize of output 586 [2022-11-22 01:19:11,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:11,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 55 select indices, 55 select index equivalence classes, 1243 disjoint index pairs (out of 1485 index pairs), introduced 55 new quantified variables, introduced 0 case distinctions, treesize of input 644 treesize of output 304 [2022-11-22 01:19:20,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:20,719 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:19:20,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 55 select indices, 55 select index equivalence classes, 1245 disjoint index pairs (out of 1485 index pairs), introduced 55 new quantified variables, introduced 4 case distinctions, treesize of input 644 treesize of output 304 [2022-11-22 01:19:21,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:21,166 INFO L321 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2022-11-22 01:19:21,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19305 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 2 case distinctions, treesize of input 986 treesize of output 592 [2022-11-22 01:19:21,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:21,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:21,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:21,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:21,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:21,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:21,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:21,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,017 INFO L217 Elim1Store]: Index analysis took 152 ms [2022-11-22 01:19:22,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,029 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:19:22,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,048 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:19:22,100 INFO L321 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2022-11-22 01:19:22,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 195 select indices, 195 select index equivalence classes, 17053 disjoint index pairs (out of 18915 index pairs), introduced 195 new quantified variables, introduced 18 case distinctions, treesize of input 1752 treesize of output 586 [2022-11-22 01:19:22,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,854 INFO L217 Elim1Store]: Index analysis took 159 ms [2022-11-22 01:19:22,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,869 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:19:22,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:22,891 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 01:19:22,978 INFO L321 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2022-11-22 01:19:22,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 195 select indices, 195 select index equivalence classes, 17053 disjoint index pairs (out of 18915 index pairs), introduced 195 new quantified variables, introduced 18 case distinctions, treesize of input 1752 treesize of output 594 [2022-11-22 01:19:23,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:23,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:23,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:23,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19505 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-22 01:19:24,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 01:19:24,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 01:19:25,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 01:19:25,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 01:19:25,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-22 01:19:25,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-22 01:19:25,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-22 01:19:25,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-22 01:19:25,158 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:19:25,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-22 01:19:25,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 01:19:25,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 01:19:25,264 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:19:25,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-22 01:19:25,274 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 01:19:25,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 01:19:25,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 01:19:25,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:25,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 197 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 30 [2022-11-22 01:19:25,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:25,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 197 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2022-11-22 01:19:26,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 197 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-22 01:19:28,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:28,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 197 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 30 [2022-11-22 01:19:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:28,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 197 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 24 [2022-11-22 01:19:28,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 197 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-22 01:19:29,102 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-22 01:19:29,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-22 01:19:29,147 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-22 01:19:29,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-22 01:19:49,215 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_length with input of size 129 for LOIs [2022-11-22 01:19:50,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-22 01:19:50,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-22 01:19:51,629 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 43 for LOIs [2022-11-22 01:19:51,639 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 48 for LOIs [2022-11-22 01:19:51,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-22 01:19:51,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 01:19:51,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:51,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:51,752 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:19:51,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-22 01:19:51,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 01:19:51,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 01:19:51,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:51,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 01:19:51,872 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-22 01:19:51,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-22 01:19:51,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 01:19:51,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 01:19:52,119 INFO L321 Elim1Store]: treesize reduction 24, result has 48.9 percent of original size [2022-11-22 01:19:52,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 174 treesize of output 191 [2022-11-22 01:19:52,792 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_bounded with input of size 2819 for LOIs [2022-11-22 01:19:56,561 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 108 for LOIs [2022-11-22 01:19:57,469 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 94 for LOIs [2022-11-22 01:19:57,508 INFO L197 IcfgInterpreter]: Interpreting procedure ensure_array_list_has_allocated_data_member with input of size 2869 for LOIs [2022-11-22 01:21:57,146 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 2864 for LOIs [2022-11-22 01:22:04,309 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 2894 for LOIs [2022-11-22 01:22:17,671 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-22 01:24:51,413 WARN L233 SmtUtils]: Spent 2.49m on a formula simplification. DAG size of input: 2815 DAG size of output: 2431 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)