./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh --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 66fb9bfec5c458b51d86deb6748dd65f162e7ac6a772af5f3fec59d101a18d8d --- 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-2329fc7 [2022-12-14 14:22:49,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 14:22:49,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 14:22:49,758 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 14:22:49,758 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 14:22:49,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 14:22:49,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 14:22:49,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 14:22:49,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 14:22:49,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 14:22:49,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 14:22:49,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 14:22:49,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 14:22:49,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 14:22:49,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 14:22:49,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 14:22:49,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 14:22:49,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 14:22:49,780 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 14:22:49,781 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 14:22:49,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 14:22:49,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 14:22:49,785 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 14:22:49,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 14:22:49,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 14:22:49,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 14:22:49,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 14:22:49,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 14:22:49,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 14:22:49,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 14:22:49,796 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 14:22:49,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 14:22:49,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 14:22:49,798 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 14:22:49,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 14:22:49,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 14:22:49,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 14:22:49,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 14:22:49,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 14:22:49,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 14:22:49,801 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 14:22:49,801 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 14:22:49,821 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 14:22:49,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 14:22:49,822 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 14:22:49,822 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 14:22:49,822 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 14:22:49,823 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 14:22:49,823 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 14:22:49,823 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 14:22:49,823 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 14:22:49,823 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 14:22:49,823 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 14:22:49,824 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 14:22:49,824 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 14:22:49,824 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 14:22:49,824 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 14:22:49,824 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 14:22:49,824 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 14:22:49,825 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 14:22:49,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 14:22:49,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 14:22:49,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 14:22:49,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 14:22:49,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 14:22:49,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 14:22:49,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 14:22:49,826 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 14:22:49,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 14:22:49,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 14:22:49,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 14:22:49,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:22:49,827 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 14:22:49,827 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 14:22:49,827 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 14:22:49,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 14:22:49,828 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 14:22:49,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 14:22:49,828 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 14:22:49,828 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 14:22:49,828 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_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66fb9bfec5c458b51d86deb6748dd65f162e7ac6a772af5f3fec59d101a18d8d [2022-12-14 14:22:50,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 14:22:50,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 14:22:50,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 14:22:50,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 14:22:50,039 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 14:22:50,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i [2022-12-14 14:22:52,684 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 14:22:53,061 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 14:22:53,062 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i [2022-12-14 14:22:53,088 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/data/605464f0f/639fa9c800ee45bc896ceb8284fe8f87/FLAGed3b57dcc [2022-12-14 14:22:53,101 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/data/605464f0f/639fa9c800ee45bc896ceb8284fe8f87 [2022-12-14 14:22:53,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 14:22:53,105 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 14:22:53,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 14:22:53,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 14:22:53,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 14:22:53,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:22:53" (1/1) ... [2022-12-14 14:22:53,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f9dd99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:53, skipping insertion in model container [2022-12-14 14:22:53,111 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 02:22:53" (1/1) ... [2022-12-14 14:22:53,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 14:22:53,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 14:22:53,413 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_f54b2dbe-a591-4f93-8831-b43494d24f9e/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4492,4505] [2022-12-14 14:22:53,419 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_f54b2dbe-a591-4f93-8831-b43494d24f9e/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4552,4565] [2022-12-14 14:22:54,115 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,115 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,116 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,116 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,117 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,127 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,127 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,129 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,129 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,206 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:22:54,207 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:22:54,207 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:22:54,211 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-14 14:22:54,214 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-14 14:22:54,214 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-14 14:22:54,507 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 14:22:54,508 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-14 14:22:54,509 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-14 14:22:54,510 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-14 14:22:54,511 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-14 14:22:54,513 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-14 14:22:54,513 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-14 14:22:54,514 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-14 14:22:54,515 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-14 14:22:54,515 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-14 14:22:54,516 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-14 14:22:54,652 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-14 14:22:54,688 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-12-14 14:22:54,698 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:22:54,724 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:22:54,732 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,732 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,784 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 14:22:54,794 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 14:22:54,795 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 14:22:54,800 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:22:54,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:22:54,855 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 14:22:54,866 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_f54b2dbe-a591-4f93-8831-b43494d24f9e/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4492,4505] [2022-12-14 14:22:54,866 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_f54b2dbe-a591-4f93-8831-b43494d24f9e/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4552,4565] [2022-12-14 14:22:54,899 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,899 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,899 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,899 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,900 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,905 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,905 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,906 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,906 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:54,912 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:22:54,912 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:22:54,913 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 14:22:54,915 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-14 14:22:54,916 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-14 14:22:54,917 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-14 14:22:54,935 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 14:22:54,936 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-14 14:22:54,937 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-14 14:22:54,937 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-14 14:22:54,938 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-14 14:22:54,939 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-14 14:22:54,939 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-14 14:22:54,940 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-14 14:22:54,940 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-14 14:22:54,941 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-14 14:22:54,941 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-14 14:22:54,974 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-14 14:22:54,992 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-12-14 14:22:54,997 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:22:55,009 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:22:55,013 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:55,013 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 14:22:55,029 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 14:22:55,032 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 14:22:55,033 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 14:22:55,036 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 14:22:55,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 14:22:55,203 INFO L208 MainTranslator]: Completed translation [2022-12-14 14:22:55,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55 WrapperNode [2022-12-14 14:22:55,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 14:22:55,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 14:22:55,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 14:22:55,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 14:22:55,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,297 INFO L138 Inliner]: procedures = 693, calls = 2779, calls flagged for inlining = 57, calls inlined = 5, statements flattened = 812 [2022-12-14 14:22:55,297 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 14:22:55,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 14:22:55,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 14:22:55,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 14:22:55,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,310 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,364 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 14:22:55,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 14:22:55,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 14:22:55,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 14:22:55,374 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (1/1) ... [2022-12-14 14:22:55,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 14:22:55,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:22:55,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 14:22:55,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 14:22:55,430 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-12-14 14:22:55,430 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_compare [2022-12-14 14:22:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_compare [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2022-12-14 14:22:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-12-14 14:22:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 14:22:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 14:22:55,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 14:22:55,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-12-14 14:22:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2022-12-14 14:22:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 14:22:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-12-14 14:22:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-12-14 14:22:55,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 14:22:55,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 14:22:55,617 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 14:22:55,619 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 14:22:56,381 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 14:22:56,510 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 14:22:56,510 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 14:22:56,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:22:56 BoogieIcfgContainer [2022-12-14 14:22:56,513 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 14:22:56,515 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 14:22:56,515 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 14:22:56,518 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 14:22:56,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 02:22:53" (1/3) ... [2022-12-14 14:22:56,519 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615839e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:22:56, skipping insertion in model container [2022-12-14 14:22:56,519 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 02:22:55" (2/3) ... [2022-12-14 14:22:56,520 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@615839e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 02:22:56, skipping insertion in model container [2022-12-14 14:22:56,520 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 02:22:56" (3/3) ... [2022-12-14 14:22:56,521 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_compare_harness.i [2022-12-14 14:22:56,544 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 14:22:56,545 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 14:22:56,600 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 14:22:56,605 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;@4a955dc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 14:22:56,605 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 14:22:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 56 states have (on average 1.2678571428571428) internal successors, (71), 57 states have internal predecessors, (71), 33 states have call successors, (33), 10 states have call predecessors, (33), 10 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2022-12-14 14:22:56,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 14:22:56,616 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:22:56,616 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-12-14 14:22:56,617 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:22:56,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:22:56,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1177442612, now seen corresponding path program 1 times [2022-12-14 14:22:56,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:22:56,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709625484] [2022-12-14 14:22:56,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:22:56,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:22:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:22:57,290 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:22:57,290 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:22:57,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709625484] [2022-12-14 14:22:57,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709625484] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:22:57,291 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:22:57,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:22:57,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157697404] [2022-12-14 14:22:57,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:22:57,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:22:57,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:22:57,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:22:57,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:22:57,320 INFO L87 Difference]: Start difference. First operand has 101 states, 56 states have (on average 1.2678571428571428) internal successors, (71), 57 states have internal predecessors, (71), 33 states have call successors, (33), 10 states have call predecessors, (33), 10 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 14:22:57,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:22:57,454 INFO L93 Difference]: Finished difference Result 162 states and 228 transitions. [2022-12-14 14:22:57,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:22:57,456 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 41 [2022-12-14 14:22:57,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:22:57,463 INFO L225 Difference]: With dead ends: 162 [2022-12-14 14:22:57,463 INFO L226 Difference]: Without dead ends: 116 [2022-12-14 14:22:57,465 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:22:57,467 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 9 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:22:57,468 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 370 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:22:57,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-12-14 14:22:57,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 113. [2022-12-14 14:22:57,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 64 states have (on average 1.234375) internal successors, (79), 65 states have internal predecessors, (79), 38 states have call successors, (38), 10 states have call predecessors, (38), 10 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2022-12-14 14:22:57,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 154 transitions. [2022-12-14 14:22:57,503 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 154 transitions. Word has length 41 [2022-12-14 14:22:57,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:22:57,504 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 154 transitions. [2022-12-14 14:22:57,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-14 14:22:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 154 transitions. [2022-12-14 14:22:57,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 14:22:57,506 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:22:57,506 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-12-14 14:22:57,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 14:22:57,507 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:22:57,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:22:57,507 INFO L85 PathProgramCache]: Analyzing trace with hash -380918641, now seen corresponding path program 1 times [2022-12-14 14:22:57,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:22:57,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823807790] [2022-12-14 14:22:57,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:22:57,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:22:57,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:22:57,825 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:22:57,826 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:22:57,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823807790] [2022-12-14 14:22:57,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823807790] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:22:57,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:22:57,827 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 14:22:57,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028061719] [2022-12-14 14:22:57,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:22:57,828 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 14:22:57,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:22:57,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 14:22:57,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:22:57,829 INFO L87 Difference]: Start difference. First operand 113 states and 154 transitions. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-14 14:22:57,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:22:57,932 INFO L93 Difference]: Finished difference Result 135 states and 181 transitions. [2022-12-14 14:22:57,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 14:22:57,932 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) Word has length 45 [2022-12-14 14:22:57,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:22:57,935 INFO L225 Difference]: With dead ends: 135 [2022-12-14 14:22:57,935 INFO L226 Difference]: Without dead ends: 119 [2022-12-14 14:22:57,935 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 14:22:57,936 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:22:57,937 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 355 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:22:57,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2022-12-14 14:22:57,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2022-12-14 14:22:57,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 69 states have (on average 1.2173913043478262) internal successors, (84), 69 states have internal predecessors, (84), 38 states have call successors, (38), 10 states have call predecessors, (38), 11 states have return successors, (39), 39 states have call predecessors, (39), 37 states have call successors, (39) [2022-12-14 14:22:57,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 161 transitions. [2022-12-14 14:22:57,954 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 161 transitions. Word has length 45 [2022-12-14 14:22:57,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:22:57,955 INFO L495 AbstractCegarLoop]: Abstraction has 119 states and 161 transitions. [2022-12-14 14:22:57,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2022-12-14 14:22:57,955 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 161 transitions. [2022-12-14 14:22:57,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 14:22:57,957 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:22:57,957 INFO L195 NwaCegarLoop]: trace histogram [4, 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] [2022-12-14 14:22:57,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 14:22:57,958 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:22:57,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:22:57,959 INFO L85 PathProgramCache]: Analyzing trace with hash 2455070, now seen corresponding path program 1 times [2022-12-14 14:22:57,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:22:57,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531558268] [2022-12-14 14:22:57,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:22:57,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:22:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:22:58,533 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 14:22:58,533 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:22:58,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531558268] [2022-12-14 14:22:58,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531558268] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:22:58,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:22:58,534 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 14:22:58,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620974185] [2022-12-14 14:22:58,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:22:58,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 14:22:58,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:22:58,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 14:22:58,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:22:58,536 INFO L87 Difference]: Start difference. First operand 119 states and 161 transitions. Second operand has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2022-12-14 14:22:58,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:22:58,695 INFO L93 Difference]: Finished difference Result 143 states and 189 transitions. [2022-12-14 14:22:58,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 14:22:58,696 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 46 [2022-12-14 14:22:58,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:22:58,697 INFO L225 Difference]: With dead ends: 143 [2022-12-14 14:22:58,697 INFO L226 Difference]: Without dead ends: 126 [2022-12-14 14:22:58,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-14 14:22:58,699 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 18 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 608 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:22:58,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 608 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:22:58,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2022-12-14 14:22:58,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2022-12-14 14:22:58,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 71 states have (on average 1.2112676056338028) internal successors, (86), 72 states have internal predecessors, (86), 40 states have call successors, (40), 10 states have call predecessors, (40), 11 states have return successors, (40), 40 states have call predecessors, (40), 38 states have call successors, (40) [2022-12-14 14:22:58,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 166 transitions. [2022-12-14 14:22:58,711 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 166 transitions. Word has length 46 [2022-12-14 14:22:58,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:22:58,712 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 166 transitions. [2022-12-14 14:22:58,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.166666666666667) internal successors, (25), 6 states have internal predecessors, (25), 4 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2022-12-14 14:22:58,712 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 166 transitions. [2022-12-14 14:22:58,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 14:22:58,715 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:22:58,715 INFO L195 NwaCegarLoop]: trace histogram [6, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:22:58,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 14:22:58,715 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:22:58,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:22:58,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1966032701, now seen corresponding path program 1 times [2022-12-14 14:22:58,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:22:58,716 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547380498] [2022-12-14 14:22:58,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:22:58,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:22:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:22:59,238 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-12-14 14:22:59,238 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:22:59,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547380498] [2022-12-14 14:22:59,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547380498] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 14:22:59,238 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 14:22:59,238 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 14:22:59,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759921536] [2022-12-14 14:22:59,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 14:22:59,239 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 14:22:59,239 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 14:22:59,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 14:22:59,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 14:22:59,240 INFO L87 Difference]: Start difference. First operand 123 states and 166 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 4 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 14:22:59,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 14:22:59,412 INFO L93 Difference]: Finished difference Result 179 states and 236 transitions. [2022-12-14 14:22:59,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 14:22:59,413 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 4 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 83 [2022-12-14 14:22:59,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 14:22:59,415 INFO L225 Difference]: With dead ends: 179 [2022-12-14 14:22:59,415 INFO L226 Difference]: Without dead ends: 139 [2022-12-14 14:22:59,416 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-12-14 14:22:59,416 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 28 mSDsluCounter, 485 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 14:22:59,417 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 614 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 14:22:59,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2022-12-14 14:22:59,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 134. [2022-12-14 14:22:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 79 states have (on average 1.2151898734177216) internal successors, (96), 80 states have internal predecessors, (96), 41 states have call successors, (41), 11 states have call predecessors, (41), 13 states have return successors, (42), 42 states have call predecessors, (42), 40 states have call successors, (42) [2022-12-14 14:22:59,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 179 transitions. [2022-12-14 14:22:59,425 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 179 transitions. Word has length 83 [2022-12-14 14:22:59,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 14:22:59,426 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 179 transitions. [2022-12-14 14:22:59,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 4 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-12-14 14:22:59,426 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 179 transitions. [2022-12-14 14:22:59,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 14:22:59,429 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 14:22:59,429 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 14:22:59,429 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 14:22:59,430 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 14:22:59,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 14:22:59,430 INFO L85 PathProgramCache]: Analyzing trace with hash -1256167175, now seen corresponding path program 1 times [2022-12-14 14:22:59,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 14:22:59,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131509008] [2022-12-14 14:22:59,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:22:59,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 14:22:59,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:23:00,752 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-12-14 14:23:00,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 14:23:00,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131509008] [2022-12-14 14:23:00,752 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131509008] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 14:23:00,753 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117477248] [2022-12-14 14:23:00,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 14:23:00,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 14:23:00,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 14:23:00,754 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 14:23:00,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f54b2dbe-a591-4f93-8831-b43494d24f9e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 14:23:01,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 14:23:01,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 2553 conjuncts, 73 conjunts are in the unsatisfiable core [2022-12-14 14:23:01,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 14:23:01,570 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 93 treesize of output 88 [2022-12-14 14:23:01,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:01,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 158 [2022-12-14 14:23:01,668 INFO L321 Elim1Store]: treesize reduction 104, result has 1.0 percent of original size [2022-12-14 14:23:01,668 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 4 new quantified variables, introduced 5 case distinctions, treesize of input 171 treesize of output 92 [2022-12-14 14:23:03,457 INFO L321 Elim1Store]: treesize reduction 93, result has 7.9 percent of original size [2022-12-14 14:23:03,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 192 treesize of output 117 [2022-12-14 14:23:03,583 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 14:23:03,584 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 14:23:06,060 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 52 treesize of output 48 [2022-12-14 14:23:06,110 INFO L321 Elim1Store]: treesize reduction 14, result has 76.7 percent of original size [2022-12-14 14:23:06,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 120 [2022-12-14 14:23:06,291 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 14:23:06,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 306 treesize of output 316 [2022-12-14 14:23:06,952 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-12-14 14:23:06,952 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117477248] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 14:23:06,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1224795388] [2022-12-14 14:23:06,971 INFO L159 IcfgInterpreter]: Started Sifa with 56 locations of interest [2022-12-14 14:23:06,971 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 14:23:06,974 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 14:23:06,977 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 14:23:06,978 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 14:23:10,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:10,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:10,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:10,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:10,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:10,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1746 treesize of output 1374 [2022-12-14 14:23:11,137 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 [2022-12-14 14:23:11,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:11,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:11,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:11,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:11,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:11,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 1746 treesize of output 1374 [2022-12-14 14:23:12,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:12,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:23:13,340 INFO L217 Elim1Store]: Index analysis took 503 ms [2022-12-14 14:23:13,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 309 select indices, 309 select index equivalence classes, 33694 disjoint index pairs (out of 47586 index pairs), introduced 309 new quantified variables, introduced 0 case distinctions, treesize of input 2781 treesize of output 3693 [2022-12-14 14:24:18,510 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 8 treesize of output 7 [2022-12-14 14:24:18,514 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 [2022-12-14 14:24:18,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 17 [2022-12-14 14:24:18,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 17 [2022-12-14 14:24:18,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 40 [2022-12-14 14:24:18,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 14:24:18,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 17 [2022-12-14 14:24:21,054 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:24:30,874 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 14:24:50,556 INFO L197 IcfgInterpreter]: Interpreting procedure ensure_string_is_allocated_bounded_length with input of size 3315 for LOIs [2022-12-14 14:26:20,064 INFO L197 IcfgInterpreter]: Interpreting procedure nondet_bool with input of size 3354 for LOIs [2022-12-14 14:26:32,727 INFO L197 IcfgInterpreter]: Interpreting procedure nondet_uint64_t with input of size 3300 for LOIs [2022-12-14 14:26:36,388 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 3316 for LOIs [2022-12-14 14:27:16,981 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 3384 for LOIs [2022-12-14 14:27:47,743 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 14:28:29,467 WARN L233 SmtUtils]: Spent 39.73s on a formula simplification that was a NOOP. DAG size: 3292 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:30:07,023 WARN L233 SmtUtils]: Spent 1.47m on a formula simplification. DAG size of input: 3307 DAG size of output: 3301 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:31:38,955 WARN L233 SmtUtils]: Spent 1.49m on a formula simplification. DAG size of input: 3304 DAG size of output: 3298 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:33:17,039 WARN L233 SmtUtils]: Spent 1.51m on a formula simplification. DAG size of input: 3307 DAG size of output: 3301 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:34:44,531 WARN L233 SmtUtils]: Spent 1.42m on a formula simplification. DAG size of input: 3315 DAG size of output: 3309 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 14:36:13,611 WARN L233 SmtUtils]: Spent 1.44m on a formula simplification. DAG size of input: 3317 DAG size of output: 3311 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)