./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/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_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/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_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/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 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- 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 07:58:05,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:58:05,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:58:05,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:58:05,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:58:05,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:58:05,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:58:05,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:58:05,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:58:05,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:58:05,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:58:05,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:58:05,884 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:58:05,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:58:05,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:58:05,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:58:05,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:58:05,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:58:05,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:58:05,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:58:05,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:58:05,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:58:05,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:58:05,894 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:58:05,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:58:05,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:58:05,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:58:05,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:58:05,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:58:05,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:58:05,899 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:58:05,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:58:05,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:58:05,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:58:05,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:58:05,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:58:05,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:58:05,902 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:58:05,902 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:58:05,903 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:58:05,904 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:58:05,904 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 07:58:05,920 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:58:05,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:58:05,920 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:58:05,920 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:58:05,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:58:05,921 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:58:05,921 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:58:05,921 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:58:05,922 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:58:05,922 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 07:58:05,922 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:58:05,922 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:58:05,922 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 07:58:05,922 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 07:58:05,923 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:58:05,923 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 07:58:05,923 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 07:58:05,923 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 07:58:05,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:58:05,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 07:58:05,924 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:58:05,924 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:58:05,924 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:58:05,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:58:05,925 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:58:05,925 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:58:05,925 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:58:05,925 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:58:05,925 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:58:05,926 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:58:05,926 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:58:05,926 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 07:58:05,926 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:58:05,926 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:58:05,926 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 07:58:05,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 07:58:05,927 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:58:05,927 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:58:05,927 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_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2022-12-14 07:58:06,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:58:06,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:58:06,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:58:06,114 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:58:06,115 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:58:06,116 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2022-12-14 07:58:08,674 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:58:08,961 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:58:08,961 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2022-12-14 07:58:08,981 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/data/dd3cf4c55/662eeb53f2404d7d865fcdf921e5f314/FLAG6b04525eb [2022-12-14 07:58:08,992 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/data/dd3cf4c55/662eeb53f2404d7d865fcdf921e5f314 [2022-12-14 07:58:08,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:58:08,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:58:08,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:58:08,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:58:08,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:58:09,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:58:08" (1/1) ... [2022-12-14 07:58:09,000 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31c16348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:09, skipping insertion in model container [2022-12-14 07:58:09,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:58:08" (1/1) ... [2022-12-14 07:58:09,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:58:09,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:58:09,249 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_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2022-12-14 07:58:09,254 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_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2022-12-14 07:58:09,915 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,915 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,916 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,917 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,918 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,930 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,931 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,933 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,933 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:09,996 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 07:58:09,996 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 07:58:09,997 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 07:58:10,002 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-14 07:58:10,004 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-14 07:58:10,004 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-14 07:58:10,243 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 07:58:10,244 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-14 07:58:10,245 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-14 07:58:10,246 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-14 07:58:10,247 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-14 07:58:10,248 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-14 07:58:10,249 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-14 07:58:10,250 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-14 07:58:10,250 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-14 07:58:10,251 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-14 07:58:10,251 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-14 07:58:10,387 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-14 07:58:10,422 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-12-14 07:58:10,431 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 07:58:10,458 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 07:58:10,466 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,466 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,518 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 07:58:10,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 07:58:10,568 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 07:58:10,579 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_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2022-12-14 07:58:10,579 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_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2022-12-14 07:58:10,601 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,602 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,602 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,602 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,603 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,606 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,607 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,607 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,607 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,611 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 07:58:10,612 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 07:58:10,612 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 07:58:10,614 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-14 07:58:10,615 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-14 07:58:10,615 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-14 07:58:10,647 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 07:58:10,648 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-14 07:58:10,649 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-14 07:58:10,650 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-14 07:58:10,650 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-14 07:58:10,651 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-14 07:58:10,651 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-14 07:58:10,652 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-14 07:58:10,652 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-14 07:58:10,652 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-14 07:58:10,653 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-14 07:58:10,671 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-14 07:58:10,690 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-12-14 07:58:10,696 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 07:58:10,708 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 07:58:10,714 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,714 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 07:58:10,736 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 07:58:10,739 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 07:58:10,892 INFO L208 MainTranslator]: Completed translation [2022-12-14 07:58:10,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10 WrapperNode [2022-12-14 07:58:10,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:58:10,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 07:58:10,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 07:58:10,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 07:58:10,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:10,958 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,010 INFO L138 Inliner]: procedures = 691, calls = 2644, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 983 [2022-12-14 07:58:11,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 07:58:11,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 07:58:11,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 07:58:11,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 07:58:11,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,058 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 07:58:11,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 07:58:11,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 07:58:11,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 07:58:11,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (1/1) ... [2022-12-14 07:58:11,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:58:11,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:58:11,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 07:58:11,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 07:58:11,127 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2022-12-14 07:58:11,128 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2022-12-14 07:58:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure htonl [2022-12-14 07:58:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2022-12-14 07:58:11,128 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2022-12-14 07:58:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2022-12-14 07:58:11,128 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2022-12-14 07:58:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 07:58:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-12-14 07:58:11,128 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-12-14 07:58:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2022-12-14 07:58:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 07:58:11,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2022-12-14 07:58:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 07:58:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 07:58:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 07:58:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-12-14 07:58:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-12-14 07:58:11,129 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-12-14 07:58:11,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-12-14 07:58:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 07:58:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-12-14 07:58:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2022-12-14 07:58:11,130 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2022-12-14 07:58:11,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 07:58:11,313 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 07:58:11,315 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 07:58:12,332 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 07:58:12,515 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 07:58:12,515 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 07:58:12,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:58:12 BoogieIcfgContainer [2022-12-14 07:58:12,518 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 07:58:12,520 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 07:58:12,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 07:58:12,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 07:58:12,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 07:58:08" (1/3) ... [2022-12-14 07:58:12,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d32965d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:58:12, skipping insertion in model container [2022-12-14 07:58:12,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:58:10" (2/3) ... [2022-12-14 07:58:12,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d32965d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 07:58:12, skipping insertion in model container [2022-12-14 07:58:12,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:58:12" (3/3) ... [2022-12-14 07:58:12,526 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness.i [2022-12-14 07:58:12,541 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 07:58:12,542 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 07:58:12,579 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 07:58:12,583 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;@6d78985e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 07:58:12,583 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 07:58:12,587 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 69 states have (on average 1.1884057971014492) internal successors, (82), 70 states have internal predecessors, (82), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2022-12-14 07:58:12,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 07:58:12,594 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:58:12,594 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:58:12,595 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:58:12,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:58:12,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1732784289, now seen corresponding path program 1 times [2022-12-14 07:58:12,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:58:12,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814438462] [2022-12-14 07:58:12,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:12,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:58:13,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:14,224 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-12-14 07:58:14,225 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:58:14,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814438462] [2022-12-14 07:58:14,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814438462] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:58:14,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 07:58:14,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 07:58:14,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216849640] [2022-12-14 07:58:14,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:58:14,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 07:58:14,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:58:14,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 07:58:14,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 07:58:14,261 INFO L87 Difference]: Start difference. First operand has 134 states, 69 states have (on average 1.1884057971014492) internal successors, (82), 70 states have internal predecessors, (82), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 07:58:14,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:58:14,847 INFO L93 Difference]: Finished difference Result 237 states and 339 transitions. [2022-12-14 07:58:14,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 07:58:14,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 90 [2022-12-14 07:58:14,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:58:14,860 INFO L225 Difference]: With dead ends: 237 [2022-12-14 07:58:14,860 INFO L226 Difference]: Without dead ends: 135 [2022-12-14 07:58:14,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 07:58:14,866 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 4 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 07:58:14,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 475 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 07:58:14,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-12-14 07:58:14,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2022-12-14 07:58:14,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 70 states have (on average 1.2) internal successors, (84), 72 states have internal predecessors, (84), 50 states have call successors, (50), 13 states have call predecessors, (50), 14 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-12-14 07:58:14,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 184 transitions. [2022-12-14 07:58:14,920 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 184 transitions. Word has length 90 [2022-12-14 07:58:14,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:58:14,920 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 184 transitions. [2022-12-14 07:58:14,921 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 07:58:14,921 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 184 transitions. [2022-12-14 07:58:14,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 07:58:14,924 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:58:14,924 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:58:14,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 07:58:14,925 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:58:14,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:58:14,925 INFO L85 PathProgramCache]: Analyzing trace with hash 708274496, now seen corresponding path program 1 times [2022-12-14 07:58:14,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:58:14,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404938160] [2022-12-14 07:58:14,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:14,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:58:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:16,146 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-12-14 07:58:16,146 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:58:16,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404938160] [2022-12-14 07:58:16,146 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404938160] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 07:58:16,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388663025] [2022-12-14 07:58:16,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:16,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:58:16,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:58:16,148 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 07:58:16,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 07:58:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:16,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 2947 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-14 07:58:16,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 07:58:16,750 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 48 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-12-14 07:58:16,750 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 07:58:16,849 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-12-14 07:58:16,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388663025] provided 1 perfect and 1 imperfect interpolant sequences [2022-12-14 07:58:16,849 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 07:58:16,849 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 8 [2022-12-14 07:58:16,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215402591] [2022-12-14 07:58:16,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:58:16,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 07:58:16,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:58:16,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 07:58:16,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-12-14 07:58:16,853 INFO L87 Difference]: Start difference. First operand 135 states and 184 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 07:58:17,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:58:17,351 INFO L93 Difference]: Finished difference Result 242 states and 334 transitions. [2022-12-14 07:58:17,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 07:58:17,352 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 91 [2022-12-14 07:58:17,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:58:17,353 INFO L225 Difference]: With dead ends: 242 [2022-12-14 07:58:17,353 INFO L226 Difference]: Without dead ends: 140 [2022-12-14 07:58:17,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-12-14 07:58:17,355 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 4 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 07:58:17,355 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 315 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 07:58:17,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-12-14 07:58:17,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 138. [2022-12-14 07:58:17,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 73 states have (on average 1.1917808219178083) internal successors, (87), 74 states have internal predecessors, (87), 50 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-12-14 07:58:17,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 187 transitions. [2022-12-14 07:58:17,368 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 187 transitions. Word has length 91 [2022-12-14 07:58:17,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:58:17,368 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 187 transitions. [2022-12-14 07:58:17,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 07:58:17,369 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 187 transitions. [2022-12-14 07:58:17,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-12-14 07:58:17,370 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:58:17,370 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:58:17,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 07:58:17,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-12-14 07:58:17,571 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:58:17,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:58:17,572 INFO L85 PathProgramCache]: Analyzing trace with hash 835505857, now seen corresponding path program 1 times [2022-12-14 07:58:17,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:58:17,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677767877] [2022-12-14 07:58:17,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:17,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:58:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-12-14 07:58:18,792 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:58:18,792 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677767877] [2022-12-14 07:58:18,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677767877] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 07:58:18,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060050755] [2022-12-14 07:58:18,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:18,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:58:18,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:58:18,794 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 07:58:18,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 07:58:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:19,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 2970 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-14 07:58:19,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 07:58:19,558 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 07:58:19,558 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 07:58:19,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2060050755] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:58:19,558 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 07:58:19,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [5] total 14 [2022-12-14 07:58:19,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954348297] [2022-12-14 07:58:19,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:58:19,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 07:58:19,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:58:19,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 07:58:19,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-12-14 07:58:19,560 INFO L87 Difference]: Start difference. First operand 138 states and 187 transitions. Second operand has 11 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 5 states have call successors, (23), 3 states have call predecessors, (23), 5 states have return successors, (21), 6 states have call predecessors, (21), 5 states have call successors, (21) [2022-12-14 07:58:21,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:58:21,639 INFO L93 Difference]: Finished difference Result 265 states and 362 transitions. [2022-12-14 07:58:21,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 07:58:21,640 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 5 states have call successors, (23), 3 states have call predecessors, (23), 5 states have return successors, (21), 6 states have call predecessors, (21), 5 states have call successors, (21) Word has length 92 [2022-12-14 07:58:21,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:58:21,641 INFO L225 Difference]: With dead ends: 265 [2022-12-14 07:58:21,641 INFO L226 Difference]: Without dead ends: 140 [2022-12-14 07:58:21,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-12-14 07:58:21,643 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 3 mSDsluCounter, 1313 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1464 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-12-14 07:58:21,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1464 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 405 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-12-14 07:58:21,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-12-14 07:58:21,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 138. [2022-12-14 07:58:21,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 73 states have (on average 1.178082191780822) internal successors, (86), 74 states have internal predecessors, (86), 50 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-12-14 07:58:21,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 186 transitions. [2022-12-14 07:58:21,654 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 186 transitions. Word has length 92 [2022-12-14 07:58:21,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:58:21,655 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 186 transitions. [2022-12-14 07:58:21,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 5 states have call successors, (23), 3 states have call predecessors, (23), 5 states have return successors, (21), 6 states have call predecessors, (21), 5 states have call successors, (21) [2022-12-14 07:58:21,655 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 186 transitions. [2022-12-14 07:58:21,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 07:58:21,656 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:58:21,656 INFO L195 NwaCegarLoop]: trace histogram [10, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:58:21,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 07:58:21,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:58:21,859 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:58:21,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:58:21,860 INFO L85 PathProgramCache]: Analyzing trace with hash 499156297, now seen corresponding path program 1 times [2022-12-14 07:58:21,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:58:21,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74581675] [2022-12-14 07:58:21,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:21,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:58:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:22,805 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-12-14 07:58:22,805 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:58:22,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74581675] [2022-12-14 07:58:22,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74581675] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 07:58:22,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297976192] [2022-12-14 07:58:22,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:22,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:58:22,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:58:22,807 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 07:58:22,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 07:58:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:23,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 3003 conjuncts, 86 conjunts are in the unsatisfiable core [2022-12-14 07:58:23,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 07:58:23,414 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 6 treesize of output 5 [2022-12-14 07:58:23,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 07:58:23,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-12-14 07:58:24,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:58:24,097 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 07:58:24,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 7 [2022-12-14 07:58:24,102 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 07:58:24,103 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 07:58:24,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 7 [2022-12-14 07:58:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-12-14 07:58:24,368 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 07:58:24,368 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297976192] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 07:58:24,368 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 07:58:24,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [5] total 22 [2022-12-14 07:58:24,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217894279] [2022-12-14 07:58:24,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 07:58:24,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-12-14 07:58:24,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 07:58:24,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-12-14 07:58:24,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2022-12-14 07:58:24,371 INFO L87 Difference]: Start difference. First operand 138 states and 186 transitions. Second operand has 19 states, 10 states have (on average 4.2) internal successors, (42), 13 states have internal predecessors, (42), 7 states have call successors, (25), 4 states have call predecessors, (25), 7 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-12-14 07:58:28,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 07:58:28,713 INFO L93 Difference]: Finished difference Result 268 states and 357 transitions. [2022-12-14 07:58:28,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-12-14 07:58:28,714 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 10 states have (on average 4.2) internal successors, (42), 13 states have internal predecessors, (42), 7 states have call successors, (25), 4 states have call predecessors, (25), 7 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) Word has length 100 [2022-12-14 07:58:28,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 07:58:28,715 INFO L225 Difference]: With dead ends: 268 [2022-12-14 07:58:28,715 INFO L226 Difference]: Without dead ends: 148 [2022-12-14 07:58:28,716 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2022-12-14 07:58:28,717 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 104 mSDsluCounter, 1490 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 1623 SdHoareTripleChecker+Invalid, 1053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-12-14 07:58:28,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 1623 Invalid, 1053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-12-14 07:58:28,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-12-14 07:58:28,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 144. [2022-12-14 07:58:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 77 states have internal predecessors, (88), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-12-14 07:58:28,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 188 transitions. [2022-12-14 07:58:28,729 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 188 transitions. Word has length 100 [2022-12-14 07:58:28,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 07:58:28,729 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 188 transitions. [2022-12-14 07:58:28,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 10 states have (on average 4.2) internal successors, (42), 13 states have internal predecessors, (42), 7 states have call successors, (25), 4 states have call predecessors, (25), 7 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-12-14 07:58:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 188 transitions. [2022-12-14 07:58:28,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 07:58:28,731 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 07:58:28,731 INFO L195 NwaCegarLoop]: trace histogram [11, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 07:58:28,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 07:58:28,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:58:28,933 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 07:58:28,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 07:58:28,934 INFO L85 PathProgramCache]: Analyzing trace with hash 892033505, now seen corresponding path program 1 times [2022-12-14 07:58:28,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 07:58:28,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876288395] [2022-12-14 07:58:28,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:28,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 07:58:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:29,965 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-12-14 07:58:29,965 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 07:58:29,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876288395] [2022-12-14 07:58:29,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876288395] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 07:58:29,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [736207761] [2022-12-14 07:58:29,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 07:58:29,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 07:58:29,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 07:58:29,967 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 07:58:29,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 07:58:30,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 07:58:30,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 3038 conjuncts, 72 conjunts are in the unsatisfiable core [2022-12-14 07:58:30,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 07:58:30,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 13 treesize of output 9 [2022-12-14 07:58:31,154 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 16 treesize of output 8 [2022-12-14 07:58:31,157 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 17 treesize of output 9 [2022-12-14 07:58:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-12-14 07:58:31,175 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 07:58:31,495 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 10 treesize of output 6 [2022-12-14 07:58:31,529 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 32 treesize of output 26 [2022-12-14 07:58:31,681 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-12-14 07:58:31,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [736207761] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 07:58:31,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1114422970] [2022-12-14 07:58:31,697 INFO L159 IcfgInterpreter]: Started Sifa with 73 locations of interest [2022-12-14 07:58:31,697 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 07:58:31,699 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 07:58:31,703 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 07:58:31,703 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 07:58:35,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:58:35,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:58:35,973 INFO L217 Elim1Store]: Index analysis took 310 ms [2022-12-14 07:58:56,336 WARN L233 SmtUtils]: Spent 20.30s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 07:58:56,339 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-12-14 07:58:56,342 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19506 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 390 case distinctions, treesize of input 1002 treesize of output 2373 [2022-12-14 07:58:59,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:58:59,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:58:59,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19504 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 992 treesize of output 1582 [2022-12-14 07:59:14,428 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 07:59:14,432 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 07:59:21,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:59:21,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:59:21,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-12-14 07:59:22,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:59:22,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:59:22,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-12-14 07:59:40,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:59:40,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:59:40,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-12-14 07:59:42,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:59:42,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 07:59:42,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-12-14 08:00:20,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-12-14 08:00:21,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:00:31,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:00:32,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-12-14 08:00:42,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:42,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:42,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:42,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:42,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:42,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:00:42,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:42,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:42,866 INFO L217 Elim1Store]: Index analysis took 118 ms [2022-12-14 08:00:42,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:42,879 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:00:42,940 INFO L321 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-12-14 08:00:42,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 17051 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 6 case distinctions, treesize of input 1758 treesize of output 2327 [2022-12-14 08:00:44,159 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 19 treesize of output 1 [2022-12-14 08:00:44,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:44,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:44,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:44,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:44,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:44,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:44,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:00:44,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:44,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:45,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 17053 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 0 case distinctions, treesize of input 1758 treesize of output 2327 [2022-12-14 08:00:47,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:00:47,810 INFO L217 Elim1Store]: Index analysis took 387 ms [2022-12-14 08:00:47,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 310 select indices, 310 select index equivalence classes, 33695 disjoint index pairs (out of 47895 index pairs), introduced 310 new quantified variables, introduced 0 case distinctions, treesize of input 2824 treesize of output 3731 [2022-12-14 08:01:11,322 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-12-14 08:01:11,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-12-14 08:01:11,355 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 08:01:11,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-12-14 08:01:11,446 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-12-14 08:01:11,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2022-12-14 08:01:11,505 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 08:01:11,505 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-12-14 08:01:11,626 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 21 treesize of output 1 [2022-12-14 08:01:11,658 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 43 [2022-12-14 08:01:11,675 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 54 [2022-12-14 08:01:11,706 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 21 treesize of output 1 [2022-12-14 08:01:11,738 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 70 [2022-12-14 08:01:11,758 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 57 [2022-12-14 08:01:11,772 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:11,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 35 [2022-12-14 08:01:11,782 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-12-14 08:01:11,785 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-12-14 08:01:11,833 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 43 [2022-12-14 08:01:11,854 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 30 [2022-12-14 08:01:11,870 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 33 [2022-12-14 08:01:11,920 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 70 [2022-12-14 08:01:11,946 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:11,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 57 [2022-12-14 08:01:11,962 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:11,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 35 [2022-12-14 08:01:12,005 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 21 treesize of output 1 [2022-12-14 08:01:12,041 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 21 treesize of output 1 [2022-12-14 08:01:12,043 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-12-14 08:01:12,049 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-12-14 08:01:12,091 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 21 treesize of output 1 [2022-12-14 08:01:12,127 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:12,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 70 [2022-12-14 08:01:12,150 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:12,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 57 [2022-12-14 08:01:12,163 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:12,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 35 [2022-12-14 08:01:12,218 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:12,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 43 [2022-12-14 08:01:12,243 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:12,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 54 [2022-12-14 08:01:12,291 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 21 treesize of output 1 [2022-12-14 08:01:12,293 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-12-14 08:01:12,296 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-12-14 08:01:12,312 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:12,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:01:12,325 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:12,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:01:12,330 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 21 treesize of output 1 [2022-12-14 08:01:12,335 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 21 treesize of output 1 [2022-12-14 08:01:12,346 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 21 treesize of output 1 [2022-12-14 08:01:12,349 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 21 treesize of output 1 [2022-12-14 08:01:12,381 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-12-14 08:01:12,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 97 treesize of output 112 [2022-12-14 08:01:12,421 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-12-14 08:01:12,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 105 [2022-12-14 08:01:12,463 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:12,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:01:12,476 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:12,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:01:12,480 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 21 treesize of output 1 [2022-12-14 08:01:12,484 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 21 treesize of output 1 [2022-12-14 08:01:12,532 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:01:12,539 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 08:01:12,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2022-12-14 08:01:12,567 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 08:01:12,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 25 [2022-12-14 08:01:12,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:01:12,589 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 08:01:12,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2022-12-14 08:01:12,723 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:01:12,729 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 08:01:12,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2022-12-14 08:01:12,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:01:12,755 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 08:01:12,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2022-12-14 08:01:12,774 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 08:01:12,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 25 [2022-12-14 08:01:12,887 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 08:01:12,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 08:01:13,173 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 08:01:13,185 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 11 treesize of output 7 [2022-12-14 08:01:13,193 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 08:01:13,200 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 08:01:40,910 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memcpy with input of size 149 for LOIs [2022-12-14 08:01:41,255 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:41,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 70 [2022-12-14 08:01:41,284 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:41,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 57 [2022-12-14 08:01:41,304 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:41,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 35 [2022-12-14 08:01:41,367 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 21 treesize of output 1 [2022-12-14 08:01:41,424 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 21 treesize of output 1 [2022-12-14 08:01:41,486 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:41,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 43 [2022-12-14 08:01:41,521 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:41,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 30 [2022-12-14 08:01:41,551 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:01:41,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 33 [2022-12-14 08:01:41,566 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-12-14 08:01:41,569 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-12-14 08:01:41,609 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:41,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:01:41,620 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 21 treesize of output 1 [2022-12-14 08:01:41,630 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 21 treesize of output 1 [2022-12-14 08:01:41,653 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:01:41,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:01:41,699 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 21 treesize of output 1 [2022-12-14 08:01:41,760 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-12-14 08:01:41,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 193 treesize of output 208 [2022-12-14 08:01:41,810 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-12-14 08:01:41,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 186 treesize of output 201 [2022-12-14 08:01:41,941 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 21 treesize of output 1 [2022-12-14 08:01:41,965 INFO L197 IcfgInterpreter]: Interpreting procedure aws_ntoh64 with input of size 65 for LOIs [2022-12-14 08:01:42,113 INFO L197 IcfgInterpreter]: Interpreting procedure aws_byte_cursor_read with input of size 93 for LOIs [2022-12-14 08:01:42,315 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 08:01:42,322 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 08:01:42,569 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 08:01:42,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:01:42,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:01:43,072 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-12-14 08:01:43,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 908 treesize of output 887 [2022-12-14 08:01:43,083 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PrenexNormalForm.convertApplicationTerm(PrenexNormalForm.java:89) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:148) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:124) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:93) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:627) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:606) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:528) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:332) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:285) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:119) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 08:01:43,084 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 08:01:43,084 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 18, 15] total 35 [2022-12-14 08:01:43,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483697226] [2022-12-14 08:01:43,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 08:01:43,085 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-12-14 08:01:43,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:01:43,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-12-14 08:01:43,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=1050, Unknown=0, NotChecked=0, Total=1190 [2022-12-14 08:01:43,086 INFO L87 Difference]: Start difference. First operand 144 states and 188 transitions. Second operand has 35 states, 26 states have (on average 3.5) internal successors, (91), 29 states have internal predecessors, (91), 14 states have call successors, (60), 6 states have call predecessors, (60), 11 states have return successors, (58), 15 states have call predecessors, (58), 13 states have call successors, (58) [2022-12-14 08:01:46,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:01:49,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:01:51,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:01:54,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:01:56,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:01:58,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:00,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:02,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:04,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:07,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:09,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:11,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:13,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:15,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:17,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:19,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:21,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:23,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:26,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:28,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:30,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:32,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:34,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:36,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:38,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:41,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:43,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:45,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:47,848 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:49,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:51,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:54,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:56,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-12-14 08:02:56,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:02:56,838 INFO L93 Difference]: Finished difference Result 256 states and 339 transitions. [2022-12-14 08:02:56,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-12-14 08:02:56,839 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 26 states have (on average 3.5) internal successors, (91), 29 states have internal predecessors, (91), 14 states have call successors, (60), 6 states have call predecessors, (60), 11 states have return successors, (58), 15 states have call predecessors, (58), 13 states have call successors, (58) Word has length 108 [2022-12-14 08:02:56,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:02:56,840 INFO L225 Difference]: With dead ends: 256 [2022-12-14 08:02:56,840 INFO L226 Difference]: Without dead ends: 150 [2022-12-14 08:02:56,841 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 180 SyntacticMatches, 7 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 790 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=363, Invalid=2829, Unknown=0, NotChecked=0, Total=3192 [2022-12-14 08:02:56,842 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 187 mSDsluCounter, 1405 mSDsCounter, 0 mSdLazyCounter, 2936 mSolverCounterSat, 151 mSolverCounterUnsat, 33 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 1512 SdHoareTripleChecker+Invalid, 3120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 2936 IncrementalHoareTripleChecker+Invalid, 33 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 73.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:02:56,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 1512 Invalid, 3120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 2936 Invalid, 33 Unknown, 0 Unchecked, 73.0s Time] [2022-12-14 08:02:56,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2022-12-14 08:02:56,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2022-12-14 08:02:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 79 states have (on average 1.1518987341772151) internal successors, (91), 80 states have internal predecessors, (91), 50 states have call successors, (50), 18 states have call predecessors, (50), 18 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-12-14 08:02:56,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 191 transitions. [2022-12-14 08:02:56,854 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 191 transitions. Word has length 108 [2022-12-14 08:02:56,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:02:56,854 INFO L495 AbstractCegarLoop]: Abstraction has 148 states and 191 transitions. [2022-12-14 08:02:56,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 26 states have (on average 3.5) internal successors, (91), 29 states have internal predecessors, (91), 14 states have call successors, (60), 6 states have call predecessors, (60), 11 states have return successors, (58), 15 states have call predecessors, (58), 13 states have call successors, (58) [2022-12-14 08:02:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 191 transitions. [2022-12-14 08:02:56,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-14 08:02:56,855 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:02:56,856 INFO L195 NwaCegarLoop]: trace histogram [12, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:02:56,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-12-14 08:02:57,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:02:57,057 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:02:57,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:02:57,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1975791076, now seen corresponding path program 1 times [2022-12-14 08:02:57,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:02:57,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717167428] [2022-12-14 08:02:57,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:02:57,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:02:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:02:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 08:02:58,656 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:02:58,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717167428] [2022-12-14 08:02:58,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717167428] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 08:02:58,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54756991] [2022-12-14 08:02:58,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:02:58,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:02:58,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:02:58,658 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:02:58,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 08:03:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:03:01,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 3210 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 08:03:01,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:03:01,352 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 78 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-12-14 08:03:01,352 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:03:01,449 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 08:03:01,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54756991] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 08:03:01,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1879433189] [2022-12-14 08:03:01,452 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2022-12-14 08:03:01,452 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 08:03:01,453 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 08:03:01,453 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 08:03:01,453 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 08:03:05,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:03:05,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:03:05,889 INFO L217 Elim1Store]: Index analysis took 276 ms [2022-12-14 08:03:17,944 WARN L233 SmtUtils]: Spent 12.03s on a formula simplification. DAG size of input: 1758 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 08:03:17,947 INFO L321 Elim1Store]: treesize reduction 1950, result has 47.4 percent of original size [2022-12-14 08:03:17,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19309 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 195 case distinctions, treesize of input 992 treesize of output 2362 [2022-12-14 08:03:21,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:03:21,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:03:21,918 INFO L217 Elim1Store]: Index analysis took 524 ms [2022-12-14 08:03:39,967 WARN L233 SmtUtils]: Spent 18.01s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 08:03:39,972 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-12-14 08:03:39,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19506 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 390 case distinctions, treesize of input 1002 treesize of output 2373 [2022-12-14 08:03:57,845 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 08:03:57,849 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 08:04:05,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:04:05,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:04:05,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-12-14 08:04:06,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:04:06,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:04:06,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-12-14 08:04:25,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:04:25,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:04:25,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-12-14 08:04:26,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:04:26,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:04:26,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-12-14 08:05:05,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-12-14 08:05:06,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:05:17,273 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-12-14 08:05:17,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:05:28,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:28,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:29,283 INFO L217 Elim1Store]: Index analysis took 543 ms [2022-12-14 08:05:29,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 310 select indices, 310 select index equivalence classes, 33695 disjoint index pairs (out of 47895 index pairs), introduced 310 new quantified variables, introduced 0 case distinctions, treesize of input 2818 treesize of output 3725 [2022-12-14 08:05:31,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:31,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:31,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:31,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:31,749 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:05:31,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:31,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:31,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:31,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:05:31,860 INFO L321 Elim1Store]: treesize reduction 22, result has 38.9 percent of original size [2022-12-14 08:05:31,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 17052 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 6 case distinctions, treesize of input 1758 treesize of output 2331 [2022-12-14 08:05:34,017 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 19 treesize of output 1 [2022-12-14 08:05:34,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:34,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:34,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:34,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:34,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:34,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:05:34,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:34,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:34,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 17052 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 0 case distinctions, treesize of input 1758 treesize of output 2327 [2022-12-14 08:05:57,780 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-12-14 08:05:57,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-12-14 08:05:57,811 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 08:05:57,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-12-14 08:05:57,852 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 08:05:57,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:57,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:57,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:05:57,875 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 08:05:57,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 25 [2022-12-14 08:05:57,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:57,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:57,897 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:05:57,902 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-12-14 08:05:57,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 25 [2022-12-14 08:05:57,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:05:57,923 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:05:57,943 INFO L321 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2022-12-14 08:05:57,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 50 [2022-12-14 08:05:58,214 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 19 treesize of output 1 [2022-12-14 08:05:58,219 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 19 treesize of output 1 [2022-12-14 08:05:58,226 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 19 treesize of output 1 [2022-12-14 08:05:58,243 INFO L321 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2022-12-14 08:05:58,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 42 [2022-12-14 08:05:58,274 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 08:05:58,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 08:05:58,345 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 21 treesize of output 1 [2022-12-14 08:05:58,383 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 43 [2022-12-14 08:05:58,404 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 30 [2022-12-14 08:05:58,421 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 33 [2022-12-14 08:05:58,470 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 70 [2022-12-14 08:05:58,494 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 57 [2022-12-14 08:05:58,511 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:05:58,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 35 [2022-12-14 08:05:58,552 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 21 treesize of output 1 [2022-12-14 08:05:58,553 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-12-14 08:05:58,555 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-12-14 08:05:58,599 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 21 treesize of output 1 [2022-12-14 08:05:58,649 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 70 [2022-12-14 08:05:58,678 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 57 [2022-12-14 08:05:58,697 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:05:58,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 35 [2022-12-14 08:05:58,751 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 43 [2022-12-14 08:05:58,780 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 30 [2022-12-14 08:05:58,805 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 33 [2022-12-14 08:05:58,859 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 21 treesize of output 1 [2022-12-14 08:05:58,861 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-12-14 08:05:58,868 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-12-14 08:05:58,911 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 21 treesize of output 1 [2022-12-14 08:05:58,953 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 43 [2022-12-14 08:05:58,977 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:58,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 54 [2022-12-14 08:05:59,016 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 21 treesize of output 1 [2022-12-14 08:05:59,062 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:59,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 70 [2022-12-14 08:05:59,093 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:05:59,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 57 [2022-12-14 08:05:59,113 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:05:59,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 35 [2022-12-14 08:05:59,120 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-12-14 08:05:59,122 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2022-12-14 08:05:59,130 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 08:05:59,141 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-12-14 08:05:59,142 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 08:05:59,146 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 08:05:59,160 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-12-14 08:05:59,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 18 [2022-12-14 08:05:59,170 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 21 treesize of output 1 [2022-12-14 08:05:59,253 INFO L321 Elim1Store]: treesize reduction 67, result has 50.7 percent of original size [2022-12-14 08:05:59,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 130 [2022-12-14 08:05:59,325 INFO L321 Elim1Store]: treesize reduction 71, result has 47.8 percent of original size [2022-12-14 08:05:59,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 118 [2022-12-14 08:05:59,797 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 21 treesize of output 1 [2022-12-14 08:05:59,860 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:05:59,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:05:59,865 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 21 treesize of output 1 [2022-12-14 08:05:59,869 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 21 treesize of output 1 [2022-12-14 08:05:59,885 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:05:59,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:05:59,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 08:05:59,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 08:05:59,955 INFO L321 Elim1Store]: treesize reduction 15, result has 44.4 percent of original size [2022-12-14 08:05:59,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 34 [2022-12-14 08:06:00,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 08:06:00,028 INFO L321 Elim1Store]: treesize reduction 15, result has 44.4 percent of original size [2022-12-14 08:06:00,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 34 [2022-12-14 08:06:00,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-12-14 08:06:00,091 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 08:06:00,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 08:06:00,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:06:00,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:06:00,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:06:00,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-12-14 08:06:00,418 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 08:06:00,433 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 08:06:00,443 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 08:06:00,459 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:06:00,519 INFO L321 Elim1Store]: treesize reduction 32, result has 54.9 percent of original size [2022-12-14 08:06:00,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 262 treesize of output 272 [2022-12-14 08:06:29,947 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memcpy with input of size 114 for LOIs [2022-12-14 08:06:32,991 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:06:32,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 53 treesize of output 43 [2022-12-14 08:06:33,025 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:06:33,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 71 treesize of output 54 [2022-12-14 08:06:33,097 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 21 treesize of output 1 [2022-12-14 08:06:33,151 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:06:33,151 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 94 treesize of output 70 [2022-12-14 08:06:33,187 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-12-14 08:06:33,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 81 treesize of output 57 [2022-12-14 08:06:33,210 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:06:33,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 35 [2022-12-14 08:06:33,290 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 21 treesize of output 1 [2022-12-14 08:06:33,295 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-12-14 08:06:33,306 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-12-14 08:06:33,366 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 21 treesize of output 1 [2022-12-14 08:06:33,384 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:06:33,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:06:33,405 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:06:33,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:06:33,425 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 21 treesize of output 1 [2022-12-14 08:06:33,484 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:06:33,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:06:33,497 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 21 treesize of output 1 [2022-12-14 08:06:33,531 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-12-14 08:06:33,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 24 [2022-12-14 08:06:33,542 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 21 treesize of output 1 [2022-12-14 08:06:33,560 INFO L197 IcfgInterpreter]: Interpreting procedure aws_ntoh64 with input of size 74 for LOIs [2022-12-14 08:06:33,718 INFO L197 IcfgInterpreter]: Interpreting procedure aws_byte_cursor_read with input of size 93 for LOIs [2022-12-14 08:06:33,932 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 08:06:33,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-14 08:06:34,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 08:06:34,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 08:06:34,743 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-12-14 08:06:34,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 908 treesize of output 887 [2022-12-14 08:06:34,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 693 treesize of output 705 [2022-12-14 08:06:34,780 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PrenexNormalForm.convertApplicationTerm(PrenexNormalForm.java:89) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:148) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:124) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:93) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:627) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:606) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:528) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:332) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:285) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:119) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 08:06:34,780 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-14 08:06:34,780 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2022-12-14 08:06:34,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639512095] [2022-12-14 08:06:34,780 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-14 08:06:34,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-14 08:06:34,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:06:34,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-14 08:06:34,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2022-12-14 08:06:34,782 INFO L87 Difference]: Start difference. First operand 148 states and 191 transitions. Second operand has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-12-14 08:06:37,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:06:37,152 INFO L93 Difference]: Finished difference Result 264 states and 353 transitions. [2022-12-14 08:06:37,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-14 08:06:37,152 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 113 [2022-12-14 08:06:37,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:06:37,153 INFO L225 Difference]: With dead ends: 264 [2022-12-14 08:06:37,153 INFO L226 Difference]: Without dead ends: 160 [2022-12-14 08:06:37,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=160, Unknown=0, NotChecked=0, Total=272 [2022-12-14 08:06:37,154 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 9 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1226 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:06:37,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1226 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-12-14 08:06:37,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2022-12-14 08:06:37,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 152. [2022-12-14 08:06:37,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 83 states have (on average 1.1927710843373494) internal successors, (99), 84 states have internal predecessors, (99), 50 states have call successors, (50), 18 states have call predecessors, (50), 18 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-12-14 08:06:37,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 199 transitions. [2022-12-14 08:06:37,166 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 199 transitions. Word has length 113 [2022-12-14 08:06:37,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:06:37,166 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 199 transitions. [2022-12-14 08:06:37,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-12-14 08:06:37,167 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 199 transitions. [2022-12-14 08:06:37,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-14 08:06:37,167 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:06:37,168 INFO L195 NwaCegarLoop]: trace histogram [12, 6, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:06:37,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 08:06:37,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-12-14 08:06:37,369 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 08:06:37,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:06:37,371 INFO L85 PathProgramCache]: Analyzing trace with hash 936479964, now seen corresponding path program 2 times [2022-12-14 08:06:37,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:06:37,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231191868] [2022-12-14 08:06:37,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:06:37,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:06:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:06:39,194 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-12-14 08:06:39,195 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:06:39,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231191868] [2022-12-14 08:06:39,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231191868] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 08:06:39,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125849167] [2022-12-14 08:06:39,195 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-12-14 08:06:39,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:06:39,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:06:39,196 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:06:39,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bfd287c-02de-4cb6-9bf9-5d9ddf57a90c/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 08:08:36,051 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-12-14 08:08:36,051 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-14 08:08:36,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 3713 conjuncts, 85 conjunts are in the unsatisfiable core [2022-12-14 08:08:36,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:08:36,220 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 78 proven. 21 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-12-14 08:08:36,220 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:08:36,864 WARN L176 XnfTransformerHelper]: Simplifying conjuction of 13430 disjunctions. This might take some time... [2022-12-14 08:08:47,576 INFO L192 XnfTransformerHelper]: Simplified to conjuction of 13413 disjunctions.